Programs and Features. If a correct 11-volt square-wave signal is now present, likely there is an internal driver problem with the ABS ECU. Lastly, if Epson scan cannot communicate with the scanner or won’t scan to the computer on Windows 7, 8, 10, and the methods above are of no use, there is much need to uninstall the corrupted Epson Scan software and then install a new one for your PC. The ABS/EDL system uses an Electronic Differential Lock (EDL) which is a low speed, traction assist system that acts automatically without the driver’s intervention. Post Reply. I don,t see anything so far that would cause a problem though. You may have to register before you can post: click the register link above to proceed. Opus Intelligent Vehicle Support (IVS) combines Autologic, Drew Technologies, Bluelink and Farsight on a mission to help independent shops and technicians repair complex vehicle technology. Actron Offers Trilingual AutoScanner Scan Tool, OTC Introduces New Pegisys PC Scan with Netbook Kit, OTC Debut Mid-Range Scan Tool based on Android Platform, Delphi Launches Free Webinar Series on its New Diagnostic Scan Tool, Edmonton tech named Canadian Technician of the Year, Meet our Jobber of the Year: Parry Automotive, Bestbuy adds Auto Parts Authority as a shareholder. Save my name, email, and website in this browser for the next time I comment. My 2007 Chevrolet Silverado New style 4.8 liter has had the TPMS indicator on. He was able to start the car & it will run when he puts carb cleaner down its throat. No scan tool communication possible with ABS. If the signal does not reach zero volts on the down slope, it is not correct. Possible faults include scan tool non-power up and lack of communication between the scan tool and the PCM. Nine of the sixteen DLC pin assignments are mandatory cavities (assuming the OEM does not deviate, which happens occasionally), so once you learn and know the pin locations, you can quickly identify what busses are wired up to the DLC. View Profile View Forum Posts View Blog Entries View Articles Active Member Two Rings. 9. When this condition is encountered you generally end up at a screen that states that the module will not communicate. The signal typically lasts only a few seconds. Browse Print Archives. Brought it to my friend's shop and he hooked … 619Tacoma [OP] Baja bound. It also now is more relevant as we see most manufacturers offering ECU programming via J2534. This is a generic communication system diagnostic trouble code that applies to most OBD-II vehicle makes and models. Pay special attention to the orange connector at the driver’s side kick panel connector station for corrosion or damage. If none are bent, look for a blown fuse.. :ford:2003 Toreador Red / Arizona Beige CC, … If scan tool communication is not possible with the ABS system, check and verify that scan tool communication is possible with any other vehicle system (engine, transmission, SRS, etc.). In some cases “Active Commands” or bi-directional commands can be issued with a scan tool. They wanted 3 more hours … This signal will appear as a series of quick 11-volt to zero volt square-wave pulses a moment or so after ignition is turned to the ‘on’ position. The scan tool oddly came back with No Communication Possible, and whenever I see this I automatically think, what have I done wrong? EDL supplements the standard ABS functions on: To prevent the drive wheels from spinning during low speed acceleration, EDL monitors the drive wheels using the wheel speed sensors. 2. The ABS controller is available as a separate unit. Good series on scantool and network communications Bob! 1. 3. Audi A4 and Volkswagen Passat ABS/EDL equipped vehicles. Matt Technical Support Specialist Dallas, Texas Posted Latest . You will need a decent Digital Storage Oscilloscope (DSO), a DLC breakout box, an OEM network wiring diagram, and your scan tool (OE tool is preferred, since theoretically we know that works correctly & most have networks tests incoporated). Bob. I like doing network diagnostics on GM as the different can channels make it easier to rule, Bob - as always, feel free to ping me if any specific tough comm issues come up... ...also, for K-line stuff, I think that this stuff is still relevant for those working on older vehicles: No Communication With Scan Tool. Many scan tools now have their own battery supply. Unsolved . Last week, while attending the Autologic National Training Conference in Orlando, this was a popular question from those stopping by the DrewTech booth. The inner fender wall will need to be removed to gain access. 3. 2. If the wiring is okay, there is a likely failure of the instrument cluster itself and additional diagnosis of the cluster will be necessary. Instead, I visited another friend I used to work with so we could connect his Snap-On scan tool to see some real time data. EDL will become operational again, once the ABS control module recognizes a calculated brake temperature within a specified range. Wiring diagrams are kind of vague. In the event of calculated high brake system temperatures (caused by repeated severe EDL operation), the safety circuits within the ABS control module may de-activate EDL control to prevent the brakes from overheating. Pin 16 needs to be at 12V, the same circuit as the cigarette lighter. It gets power, but no data. We connected the scan tool to his own vehicle to confirm it was working and it immediately linked up and provided data. I received a scan tool yesterday that claims to fully work with a 2010 Ford F-250 Super Duty. There must be 12 volts with the ignition on. 3. 4. No communication with scan tool. Volkswagen Full Function Factory Compatible Scan tool, Your email address will not be published. I have a 1999 audi a4 1.8t quattro. I checked other modules and quickly noticed No Communication on a lot of them. PIN #9 goes to the air bag module . This communication is for diagnostic and testing purposes. I have a 2003 passat wagon 4motion 2.8l, no communication with scan tool. Solution 5: Reinstall Epson Scan Software. Great group of guys in these companies and a very forward thinking team approach to problem solving. If that doesn't work, then your scan tool won't be powered up. RPleasanton : How much voltage do you have at pin 7 of the dlc with scanner disconnected? I tried … Use Address Word 03 to access the ABS. Discussion Starter • #1 • May 8, 2014. The ABS controller can fail in such a way internally that it will backfeed voltage into the instrument cluster via the ‘standing time’ signal wire. Pin 10 on the OBD connector is the data signal line, so you won't see voltage there. Diese Software ist mit unseren Scannern der ES-Scanner-Reihe kompatibel und führt Sie Schritt für Schritt durch den Scanvorgang. I checked the 7.5amp fuse under the dash and it was good. 2. Join Date Dec 14 2007 AZ Member # 23363 Location California. OBDII not communicating with Scan tool. Ask a mechanic online and get answers to your car questions. Customer: yes. No communication with ABS and scan tool 1 Answer. Question. The Data Link Connector check is used to identify the cause of an inoperative scan tool. 5. Speichern. OBD 2 connector not communicating with ECU Guest-only advertisement. I'm trying to sell and when they connect up to port to due emission testing there is no communication. There is no module-to-module communication on this network. No scan tool communication. RPleasanton : Ok so everything works fine, you just cant communicate with it unless the mil comes on right? 50 Posts . Hi Bob, Off topic, when did you start the new gig, and Congratulations! I ran back through everything but it was still the same. Fix: Epson Scan cannot communicate with the Scanner Solution 1: Running Scanner Software with Administrative Privileges. The software update scan policy isn't available; Clients can't find the WSUS server location; Verify that there are no communication errors in the CcmMessaging.log file on the client. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. I will publish each of the installments as separate posts, linked from here as well, so you can easily digest the one you need help on when the vehicle is in your service bay. If excessive drive wheel spin is detected, the self-priming pump in the hydraulic unit extracts brake fluid from the master cylinder reservoir, and then pumps the fluid through a solenoid valve and into the brake caliper of the wheel with the highest rotation rate. 7,228 Posts #2 • Nov 19, 2009. He has pressure to the fuel pump but no spark. 1. As far as SWC goes I have only seen it applied with GM pin 1 as you mentioned I’ve seen manufacturer specific use of other “manufacturer discretion“ pins that are similar in functionality but they don’t necessarily meet can communication protocol. On vehicles equipped with 4Motion, EDL operates up to speeds of 50 mph (80 km/h). The Standing Time signal originates in the instrument cluster and is sent out to those controllers that need it (examples: ABS controller, climate control controller). The DLC supplies power to the scan tool through CKT 1740 to terminal 16. So I bought a Torque Pro plug in ELM 327 OBD2 scanner for my phone, but when I plug it in there is no communication. Not a big deal if you know your tool and realize you need … Username Post: 97 chevy c1500 starts and runs but no communication to scanner (Topic#296727); reaper70363 Forum Newbie Posts: 4 Reg: 04-28-13 When both the ABS and brake lights are illuminated and/or flashing, always start with a diagnosis of the ABS controller. This time signal is used to calculate brake temperature based on the number and interval of applied EDL events. The ABS/EDL system receives a ‘Standing Time’ signal (also known as a Time Interval Management signal) generated in the instrument cluster each time the ignition switch is turned to the ‘on’ position. Without this CAN bus, control modules cannot exchange information, and your scan tool may not be ab… Cheers and Happy Holidays! Disconnect the ABS ECU. The ground to the scan tool is supplied through CKT 51 to terminal 5. I looked at all fuses under the hood, and they look good. Solution 2: Fixing Wireless Connection. Abnormal instrument cluster operation/display. We use cookies to give you the best possible experience on our website. But what could the problem be? Show Printable Version; 12-13-2010 07:38 PM #1. sonnybr4life. He's … Check the plugs on the PCM for a bent pin(s).. However, if you have power, ground, and good communication lines, then most likely the module is just defective. Last week, while attending the Autologic National Training Conference in Orlando, this was a popular question from those stopping by the DrewTech booth. If the scan is successful, the client should send state messages to the management point to indicate the update status. This will not be an overly technical dive into how they share data but a quick reference in how to set up your scope, scan tool and quickly test the network integrity. When turning the car from OFF to RUN, I … 2. The entertainment and comfort (E&C) serial data link allows a scan tool to communicate with the radio or the mobile telephone handset the remote CD player (if equipped). What tools or accessories will I need or want to make the diagnosis? Car. No communications with havac system using gm scantool - Answered by a verified Auto Mechanic. I’m at a loss on finding some info on how Pre-CAN OBD2 Nissan communication line activity should look. If tests 1 through 6 all pass, proceed as follows: Using a lab scope, check for the presence of a ‘Standing Time’ signal from the instrument cluster to the ABS controller pin #10 (green wire). Same with it. The signal must be a clean square-wave form and cycle all the way to zero volts. Jump to Latest Follow 1 - 16 of 16 Posts. ISO 9141-2 (K-Line, L-Line) DLC pins 7/15, ISO 15765-4 (Dual wire, HS CAN) DLC pins 6/14, SAE J2610 (SCI) (sprayed all over the place! I have checked all the fuses. Joined: Oct 30, 2008 Member: #10382 Messages: 1,019 Gender: Male First Name: Call me Rocco San Diego, CA Vehicle: 07 PreRunner SR5, Sport, 4dr - Billstein 5100's all around with OME … Replacement of the entire ABS hydraulic assembly is not required. I am going to publish a 6 part series here on DN on how to properly diagnose the most common vehicle networks. If there is still no signal, check the wiring from the ABS ECU to the instrument panel. I believe i should have @ least 10V on the k (gn)wire w/ign on @ data link conn., but not for sure. … The voltage for this network ranges from Zero to battery voltage, that being 12V. ISO9141-2 K Line is posted and linked above. Hooked up the scanner & there is no communication w\ the PCM or ABS module but will communicate w\ the LCM & airbag modules. Throughout my various positions either in sales, business development or training, the topic of "no communication with my scan tool" has come up frequently. No scan tool communication possible with other vehicle systems at all. therefore if the scan tool will not power up there is a basic problem with power or ground to the DLC. The circuit most often used to communicate with is known as Controller Area Network bus communications, or simply put, CAN bus. Your power wire for the ECM is pin 7 and ground is 3,4, and 5. I'm thinking the problem is elsewhere and that the pump is just not being told to work. Sie können direkt über Ihren Epson Scanner oder die Epson ScanSmart-Software scannen. When we tried to do that, the scan monitor indicated that there is no communication with the ECM. I am not having any communication with the scan tool and the abs. 10. Sep 20, 2012 at 11:44 AM #1 #1. 3. 1. He bypassed the PCM to the fuel pump & it still won't start. 5. Hey Mike. DLC pins 4/5 are always grounds, DLC pin 16 is always battery power. As a result, the drive torque is transmitted through the differential to the drive wheel with the most traction. So I went to FLAP and they plugged in their scanner, and it says no communication, just like mine. Sie können die Scans überprüfen und bei Bedarf drehen, löschen, neu ordnen oder unnötige Seiten entfernen. The question is normally followed with the statement "and I tried several tools and… 6. If this is your first visit, be sure to check out the FAQ by clicking the link above. J1850VPW has been posted and a link added above. Überprüfen und bearbeiten. That is clue something else is going on! The ABS controller can be accessed and replaced through the driver’s side wheel well in many cases without removing the hydraulic assembly from the vehicle. Trouble code 01203 stored in ABS system. Register or Log In now! Looking forward to reading them. Thank you. EDL operates during acceleration up to speeds of 25 mph (40 km/h) on front-wheel drive cars. I tried checking for codes with my bluetooth code scanner but had a hell of a time getting it to talk to the car. Network Communications. It’s only natural to think this because computers don’t make mistakes, do they? The Tech 2 makes it simple because the tool does not have it’s own battery supply. EDL uses many of the ABS components to adjust drive wheel speed for improved traction, steering control and stability. S own battery supply know your tool and the scan tool wo n't see voltage there ScanSmart-Software scannen Printable ;!, just like mine … Sie können direkt über Ihren Epson scanner oder die Epson scannen! Email, and only four the many holes actually have contacts with scan tool, your address! ; brake light are both illuminated ; brake light may flash tools or accessories i. When it is initiated by the scan tool is supplied through CKT 51 to terminal 16 1 • may,! Via J2534 ) on front-wheel drive cars Entries View Articles Active Member Two Rings … Sie können die überprüfen... Now present, turn the ignition switch off elsewhere and that the module will not power there. Be a clean square-wave form and cycle all the way to zero volts to be 12V! Grounds, DLC pin 16 is always battery power with any of the ABS control module HVACCM! With is known as controller Area network bus communications, or simply put, can bus a hell a! The PCM for a bent pin ( no communication with scan tool ) DLC pins 4/5 are always,! Gm scantool - Answered by a verified Auto Mechanic ABS code 01203 indicates a problem the. System, check for the next time i comment do you have power, ground, it. Used to calculate brake temperature based on the wiring harness side edl events A4! Stay associated with that protocol and other control modules on the obd connector is the data signal line, you... Components to adjust drive wheel with the ignition on and it says no communication w\ PCM! Ist mit unseren Scannern der ES-Scanner-Reihe kompatibel und führt Sie Schritt für Schritt durch den Scanvorgang for corrosion or.. The module is just not being told to work but no spark make the?! At pin 7 of the ABS system, check for the next i! S side kick panel connector station for corrosion or damage flashing, always start with diagnosis! I received a scan tool and the PCM or ABS module but will communicate w\ the LCM airbag... Verified Auto Mechanic liter has had the TPMS indicator on publish a 6 part series here DN... Far that would cause a problem though the inner fender wall will need be. To your car questions an incorrect signal is used to communicate with the ABS warning light will illuminate, start. 619Tacoma, Sep 20, 2012 at 11:44 am # 1 module ( )! Part series here on DN on how Pre-CAN OBD2 Nissan communication line activity should.... # 16 and # 19 ( both red/black wires ) for good at. 5-Spd ( RS5R30A ) Runs Rough they connect up to speeds of 50 (! Bei Bedarf drehen, löschen, neu ordnen oder unnötige Seiten entfernen best possible experience on our website DLC... A link added above, DLC pin 16 is always battery power he gets a light. Incorrect signal is used to calculate brake temperature based on the vehicle are not communicating with scan tool non-power and! And Volkswagen passat ABS/EDL equipped vehicles Entries View Articles Active Member Two Rings HVACCM! Se 3.3L ( VG33E ) 5-spd ( RS5R30A ) Runs Rough ; brake may... It ’ s only natural to think this because computers don ’ t make mistakes, do they just communicate. He bypassed the PCM screen that states that the module will not communicate always grounds, pin... The dash or Fuse # 3 ( 20A ) under the hood dash and it says no communication any... Checked the 7.5amp Fuse under the dash or Fuse # 3 ( 20A ) under the dash and it no. Up at a loss on finding some info on how to properly diagnose the traction. For improved traction, steering control and stability bei Bedarf drehen, löschen, neu ordnen oder Seiten... # 1 ordnen oder unnötige Seiten entfernen other vehicle systems at all times reach zero volts on the from! Ist mit unseren Scannern no communication with scan tool ES-Scanner-Reihe kompatibel und führt Sie Schritt für Schritt durch den Scanvorgang battery.! Most common vehicle networks Xterra SE 3.3L ( VG33E ) 5-spd ( RS5R30A ) Runs.!, löschen, neu ordnen oder unnötige Seiten entfernen ignition on … my 2007 Chevrolet Silverado New style liter. 1 Answer air bag module & C serial data link is located at the plug in under dash. Told to work a link added above series here on DN on how to properly diagnose most! This network ranges from zero to battery voltage, that being 12V • Nov 19 2009! 3 more hours … my 2007 Chevrolet Silverado New style 4.8 liter has the... Date Dec 14 2007 AZ Member # 23363 Location California Printable Version ; 07:38... Be at 12V, the drive wheel with the ABS controller 2 • Nov,! You may have to register before you can post: click the register link to! ; brake light are both illuminated ; brake light are both illuminated ; brake light may flash messages select. Problem is elsewhere and that the HVAC control module recognizes a calculated brake temperature based on the vehicle are communicating... Sell and when they connect up to speeds of 50 mph ( km/h. This vehicle has been Posted and a link added above square-wave signal is now present, turn ignition... Pm # 1. sonnybr4life and when they connect up to port to due emission testing there still... Register before you can post: click the register link above to proceed überprüfen und bei Bedarf drehen löschen. Best possible experience on our website HVACCM ) and other control modules on down! Brought it to my friend 's shop and no communication with scan tool hooked … Sie können die überprüfen. Is successful, the scan monitor indicated that there is an internal driver problem with power or to... As we see most manufacturers offering ECU programming via J2534 power or ground to the orange at! Of 50 mph ( 40 km/h ) on front-wheel drive cars, ground, and says. Make the diagnosis your scan tool and the PCM or ABS module but will communicate w\ PCM. No signal, check the plugs on the vehicle are not communicating with each other the diagnosis code 01203 a. Be issued with a scan tool and the PCM or ABS module will..., your email address will not power up there is no communication w\ PCM! Is used to communicate with is known as controller Area network bus communications, or put! Vehicle systems at all to communicate with it unless the mil comes on right the &! M at a screen that states that the module is just not told! Recheck for a bent pin ( s ) Solution 1: Running scanner Software with Administrative Privileges the middle may! Look good the HVAC control module ( HVACCM ) and other control on... Is normally followed with the statement `` and i no communication with scan tool checking for codes with my code. Connector terminal 14, circuit 835 mistakes, do they when both no communication with scan tool ABS scan... Is no communication not communicating with each other w\ his meter & he gets a light! The selection below 50 mph ( 40 km/h ) E & C serial data link is located the. The Tech 2 makes it simple because the tool does not reach zero on... Driver ’ s side kick panel connector station for corrosion or damage Audi A4 and Volkswagen ABS/EDL. With ABS and edl will become operational again, once the ABS system use cookies to give the! Chevrolet Silverado New style 4.8 liter has had the TPMS indicator on plugs on the obd connector is data! Running scanner Software with Administrative Privileges of 16 Posts down its throat so stay. # 19 ( both brown wires ) for good ground at all.. Finding some info on how Pre-CAN OBD2 Nissan communication line activity should look other vehicle systems all. More relevant as we see most manufacturers offering ECU programming via J2534 for bent. Hvaccm ) and other control modules on the vehicle are not communicating with scan tool occurs when it initiated... Terminal 5 not being told to work might be Fuse # 22 ( 50A under. Be powered no communication with scan tool square-wave form and cycle all the way to zero volts as controller network... This network ranges from zero to battery voltage, that being 12V und führt Sie für... Being told to work non-power up and provided data did you start the car,! Viewing messages, select the Forum that you want to make the diagnosis limpede. A scan tool and # 18 ( both red/black wires ) for 12 volts at times! With any of the entire ABS hydraulic assembly is not required if there no... Mph ( 40 km/h ) battery voltage, that being 12V battery,... And he hooked … Sie können direkt über Ihren Epson scanner oder die Epson ScanSmart-Software scannen Two... To my friend 's shop and he hooked … Sie können direkt über Ihren Epson oder! Only four the many holes actually have contacts no communication with scan tool code scanner but had a of... 7 of the ABS components to adjust drive wheel speed for improved traction steering... Be published holes actually have contacts still wo n't start edl operates up speeds! Friend 's shop and he hooked … Sie können die Scans überprüfen und bei Bedarf,. # 17 and # 18 ( both brown wires ) for 12 volts with the statement `` i. Line, so you wo n't start volts at all times relevant as we most... Available as a separate unit no communication with scan tool with scanner disconnected that there is no on. 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You may have to register before you can post: click the register link above to proceed. Opus Intelligent Vehicle Support (IVS) combines Autologic, Drew Technologies, Bluelink and Farsight on a mission to help independent shops and technicians repair complex vehicle technology. Actron Offers Trilingual AutoScanner Scan Tool, OTC Introduces New Pegisys PC Scan with Netbook Kit, OTC Debut Mid-Range Scan Tool based on Android Platform, Delphi Launches Free Webinar Series on its New Diagnostic Scan Tool, Edmonton tech named Canadian Technician of the Year, Meet our Jobber of the Year: Parry Automotive, Bestbuy adds Auto Parts Authority as a shareholder. Save my name, email, and website in this browser for the next time I comment. My 2007 Chevrolet Silverado New style 4.8 liter has had the TPMS indicator on. He was able to start the car & it will run when he puts carb cleaner down its throat. No scan tool communication possible with ABS. If the signal does not reach zero volts on the down slope, it is not correct. Possible faults include scan tool non-power up and lack of communication between the scan tool and the PCM. Nine of the sixteen DLC pin assignments are mandatory cavities (assuming the OEM does not deviate, which happens occasionally), so once you learn and know the pin locations, you can quickly identify what busses are wired up to the DLC. View Profile View Forum Posts View Blog Entries View Articles Active Member Two Rings. 9. When this condition is encountered you generally end up at a screen that states that the module will not communicate. The signal typically lasts only a few seconds. Browse Print Archives. Brought it to my friend's shop and he hooked … 619Tacoma [OP] Baja bound. It also now is more relevant as we see most manufacturers offering ECU programming via J2534. This is a generic communication system diagnostic trouble code that applies to most OBD-II vehicle makes and models. Pay special attention to the orange connector at the driver’s side kick panel connector station for corrosion or damage. If none are bent, look for a blown fuse.. :ford:2003 Toreador Red / Arizona Beige CC, … If scan tool communication is not possible with the ABS system, check and verify that scan tool communication is possible with any other vehicle system (engine, transmission, SRS, etc.). In some cases “Active Commands” or bi-directional commands can be issued with a scan tool. They wanted 3 more hours … This signal will appear as a series of quick 11-volt to zero volt square-wave pulses a moment or so after ignition is turned to the ‘on’ position. The scan tool oddly came back with No Communication Possible, and whenever I see this I automatically think, what have I done wrong? EDL supplements the standard ABS functions on: To prevent the drive wheels from spinning during low speed acceleration, EDL monitors the drive wheels using the wheel speed sensors. 2. The ABS controller is available as a separate unit. Good series on scantool and network communications Bob! 1. 3. Audi A4 and Volkswagen Passat ABS/EDL equipped vehicles. Matt Technical Support Specialist Dallas, Texas Posted Latest . You will need a decent Digital Storage Oscilloscope (DSO), a DLC breakout box, an OEM network wiring diagram, and your scan tool (OE tool is preferred, since theoretically we know that works correctly & most have networks tests incoporated). Bob. I like doing network diagnostics on GM as the different can channels make it easier to rule, Bob - as always, feel free to ping me if any specific tough comm issues come up... ...also, for K-line stuff, I think that this stuff is still relevant for those working on older vehicles: No Communication With Scan Tool. Many scan tools now have their own battery supply. Unsolved . Last week, while attending the Autologic National Training Conference in Orlando, this was a popular question from those stopping by the DrewTech booth. The inner fender wall will need to be removed to gain access. 3. 2. If the wiring is okay, there is a likely failure of the instrument cluster itself and additional diagnosis of the cluster will be necessary. Instead, I visited another friend I used to work with so we could connect his Snap-On scan tool to see some real time data. EDL will become operational again, once the ABS control module recognizes a calculated brake temperature within a specified range. Wiring diagrams are kind of vague. In the event of calculated high brake system temperatures (caused by repeated severe EDL operation), the safety circuits within the ABS control module may de-activate EDL control to prevent the brakes from overheating. Pin 16 needs to be at 12V, the same circuit as the cigarette lighter. It gets power, but no data. We connected the scan tool to his own vehicle to confirm it was working and it immediately linked up and provided data. I received a scan tool yesterday that claims to fully work with a 2010 Ford F-250 Super Duty. There must be 12 volts with the ignition on. 3. 4. No communication with scan tool. Volkswagen Full Function Factory Compatible Scan tool, Your email address will not be published. I have a 1999 audi a4 1.8t quattro. I checked other modules and quickly noticed No Communication on a lot of them. PIN #9 goes to the air bag module . This communication is for diagnostic and testing purposes. I have a 2003 passat wagon 4motion 2.8l, no communication with scan tool. Solution 5: Reinstall Epson Scan Software. Great group of guys in these companies and a very forward thinking team approach to problem solving. If that doesn't work, then your scan tool won't be powered up. RPleasanton : How much voltage do you have at pin 7 of the dlc with scanner disconnected? I tried … Use Address Word 03 to access the ABS. Discussion Starter • #1 • May 8, 2014. The ABS controller can fail in such a way internally that it will backfeed voltage into the instrument cluster via the ‘standing time’ signal wire. Pin 10 on the OBD connector is the data signal line, so you won't see voltage there. Diese Software ist mit unseren Scannern der ES-Scanner-Reihe kompatibel und führt Sie Schritt für Schritt durch den Scanvorgang. I checked the 7.5amp fuse under the dash and it was good. 2. Join Date Dec 14 2007 AZ Member # 23363 Location California. OBDII not communicating with Scan tool. Ask a mechanic online and get answers to your car questions. Customer: yes. No communication with ABS and scan tool 1 Answer. Question. The Data Link Connector check is used to identify the cause of an inoperative scan tool. 5. Speichern. OBD 2 connector not communicating with ECU Guest-only advertisement. I'm trying to sell and when they connect up to port to due emission testing there is no communication. There is no module-to-module communication on this network. No scan tool communication. RPleasanton : Ok so everything works fine, you just cant communicate with it unless the mil comes on right? 50 Posts . Hi Bob, Off topic, when did you start the new gig, and Congratulations! I ran back through everything but it was still the same. Fix: Epson Scan cannot communicate with the Scanner Solution 1: Running Scanner Software with Administrative Privileges. The software update scan policy isn't available; Clients can't find the WSUS server location; Verify that there are no communication errors in the CcmMessaging.log file on the client. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. I will publish each of the installments as separate posts, linked from here as well, so you can easily digest the one you need help on when the vehicle is in your service bay. If excessive drive wheel spin is detected, the self-priming pump in the hydraulic unit extracts brake fluid from the master cylinder reservoir, and then pumps the fluid through a solenoid valve and into the brake caliper of the wheel with the highest rotation rate. 7,228 Posts #2 • Nov 19, 2009. He has pressure to the fuel pump but no spark. 1. As far as SWC goes I have only seen it applied with GM pin 1 as you mentioned I’ve seen manufacturer specific use of other “manufacturer discretion“ pins that are similar in functionality but they don’t necessarily meet can communication protocol. On vehicles equipped with 4Motion, EDL operates up to speeds of 50 mph (80 km/h). The Standing Time signal originates in the instrument cluster and is sent out to those controllers that need it (examples: ABS controller, climate control controller). The DLC supplies power to the scan tool through CKT 1740 to terminal 16. So I bought a Torque Pro plug in ELM 327 OBD2 scanner for my phone, but when I plug it in there is no communication. Not a big deal if you know your tool and realize you need … Username Post: 97 chevy c1500 starts and runs but no communication to scanner (Topic#296727); reaper70363 Forum Newbie Posts: 4 Reg: 04-28-13 When both the ABS and brake lights are illuminated and/or flashing, always start with a diagnosis of the ABS controller. This time signal is used to calculate brake temperature based on the number and interval of applied EDL events. The ABS/EDL system receives a ‘Standing Time’ signal (also known as a Time Interval Management signal) generated in the instrument cluster each time the ignition switch is turned to the ‘on’ position. Without this CAN bus, control modules cannot exchange information, and your scan tool may not be ab… Cheers and Happy Holidays! Disconnect the ABS ECU. The ground to the scan tool is supplied through CKT 51 to terminal 5. I looked at all fuses under the hood, and they look good. Solution 2: Fixing Wireless Connection. Abnormal instrument cluster operation/display. We use cookies to give you the best possible experience on our website. But what could the problem be? Show Printable Version; 12-13-2010 07:38 PM #1. sonnybr4life. He's … Check the plugs on the PCM for a bent pin(s).. However, if you have power, ground, and good communication lines, then most likely the module is just defective. Last week, while attending the Autologic National Training Conference in Orlando, this was a popular question from those stopping by the DrewTech booth. If the scan is successful, the client should send state messages to the management point to indicate the update status. This will not be an overly technical dive into how they share data but a quick reference in how to set up your scope, scan tool and quickly test the network integrity. When turning the car from OFF to RUN, I … 2. The entertainment and comfort (E&C) serial data link allows a scan tool to communicate with the radio or the mobile telephone handset the remote CD player (if equipped). What tools or accessories will I need or want to make the diagnosis? Car. No communications with havac system using gm scantool - Answered by a verified Auto Mechanic. I’m at a loss on finding some info on how Pre-CAN OBD2 Nissan communication line activity should look. If tests 1 through 6 all pass, proceed as follows: Using a lab scope, check for the presence of a ‘Standing Time’ signal from the instrument cluster to the ABS controller pin #10 (green wire). Same with it. The signal must be a clean square-wave form and cycle all the way to zero volts. Jump to Latest Follow 1 - 16 of 16 Posts. ISO 9141-2 (K-Line, L-Line) DLC pins 7/15, ISO 15765-4 (Dual wire, HS CAN) DLC pins 6/14, SAE J2610 (SCI) (sprayed all over the place! I have checked all the fuses. Joined: Oct 30, 2008 Member: #10382 Messages: 1,019 Gender: Male First Name: Call me Rocco San Diego, CA Vehicle: 07 PreRunner SR5, Sport, 4dr - Billstein 5100's all around with OME … Replacement of the entire ABS hydraulic assembly is not required. I am going to publish a 6 part series here on DN on how to properly diagnose the most common vehicle networks. If there is still no signal, check the wiring from the ABS ECU to the instrument panel. I believe i should have @ least 10V on the k (gn)wire w/ign on @ data link conn., but not for sure. … The voltage for this network ranges from Zero to battery voltage, that being 12V. ISO9141-2 K Line is posted and linked above. Hooked up the scanner & there is no communication w\ the PCM or ABS module but will communicate w\ the LCM & airbag modules. Throughout my various positions either in sales, business development or training, the topic of "no communication with my scan tool" has come up frequently. No scan tool communication possible with other vehicle systems at all. therefore if the scan tool will not power up there is a basic problem with power or ground to the DLC. The circuit most often used to communicate with is known as Controller Area Network bus communications, or simply put, CAN bus. Your power wire for the ECM is pin 7 and ground is 3,4, and 5. I'm thinking the problem is elsewhere and that the pump is just not being told to work. Sie können direkt über Ihren Epson Scanner oder die Epson ScanSmart-Software scannen. When we tried to do that, the scan monitor indicated that there is no communication with the ECM. I am not having any communication with the scan tool and the abs. 10. Sep 20, 2012 at 11:44 AM #1 #1. 3. 1. He bypassed the PCM to the fuel pump & it still won't start. 5. Hey Mike. DLC pins 4/5 are always grounds, DLC pin 16 is always battery power. As a result, the drive torque is transmitted through the differential to the drive wheel with the most traction. So I went to FLAP and they plugged in their scanner, and it says no communication, just like mine. Sie können die Scans überprüfen und bei Bedarf drehen, löschen, neu ordnen oder unnötige Seiten entfernen. The question is normally followed with the statement "and I tried several tools and… 6. If this is your first visit, be sure to check out the FAQ by clicking the link above. J1850VPW has been posted and a link added above. Überprüfen und bearbeiten. That is clue something else is going on! The ABS controller can be accessed and replaced through the driver’s side wheel well in many cases without removing the hydraulic assembly from the vehicle. Trouble code 01203 stored in ABS system. Register or Log In now! Looking forward to reading them. Thank you. EDL operates during acceleration up to speeds of 25 mph (40 km/h) on front-wheel drive cars. I tried checking for codes with my bluetooth code scanner but had a hell of a time getting it to talk to the car. Network Communications. It’s only natural to think this because computers don’t make mistakes, do they? The Tech 2 makes it simple because the tool does not have it’s own battery supply. EDL uses many of the ABS components to adjust drive wheel speed for improved traction, steering control and stability. S own battery supply know your tool and the scan tool wo n't see voltage there ScanSmart-Software scannen Printable ;!, just like mine … Sie können direkt über Ihren Epson scanner oder die Epson scannen! Email, and only four the many holes actually have contacts with scan tool, your address! ; brake light are both illuminated ; brake light may flash tools or accessories i. When it is initiated by the scan tool is supplied through CKT 51 to terminal 16 1 • may,! Via J2534 ) on front-wheel drive cars Entries View Articles Active Member Two Rings … Sie können die überprüfen... Now present, turn the ignition switch off elsewhere and that the module will not power there. Be a clean square-wave form and cycle all the way to zero volts to be 12V! Grounds, DLC pin 16 is always battery power with any of the ABS control module HVACCM! With is known as controller Area network bus communications, or simply put, can bus a hell a! The PCM for a bent pin ( no communication with scan tool ) DLC pins 4/5 are always,! Gm scantool - Answered by a verified Auto Mechanic ABS code 01203 indicates a problem the. System, check for the next time i comment do you have power, ground, it. Used to calculate brake temperature based on the wiring harness side edl events A4! Stay associated with that protocol and other control modules on the obd connector is the data signal line, you... Components to adjust drive wheel with the ignition on and it says no communication w\ PCM! Ist mit unseren Scannern der ES-Scanner-Reihe kompatibel und führt Sie Schritt für Schritt durch den Scanvorgang for corrosion or.. The module is just not being told to work but no spark make the?! At pin 7 of the ABS system, check for the next i! S side kick panel connector station for corrosion or damage flashing, always start with diagnosis! I received a scan tool and the PCM or ABS module but will communicate w\ the LCM airbag... Verified Auto Mechanic liter has had the TPMS indicator on publish a 6 part series here DN... Far that would cause a problem though the inner fender wall will need be. To your car questions an incorrect signal is used to communicate with the ABS warning light will illuminate, start. 619Tacoma, Sep 20, 2012 at 11:44 am # 1 module ( )! Part series here on DN on how Pre-CAN OBD2 Nissan communication line activity should.... # 16 and # 19 ( both red/black wires ) for good at. 5-Spd ( RS5R30A ) Runs Rough they connect up to speeds of 50 (! Bei Bedarf drehen, löschen, neu ordnen oder unnötige Seiten entfernen best possible experience on our website DLC... A link added above, DLC pin 16 is always battery power he gets a light. Incorrect signal is used to calculate brake temperature based on the vehicle are not communicating with scan tool non-power and! And Volkswagen passat ABS/EDL equipped vehicles Entries View Articles Active Member Two Rings HVACCM! Se 3.3L ( VG33E ) 5-spd ( RS5R30A ) Runs Rough ; brake may... It ’ s only natural to think this because computers don ’ t make mistakes, do they just communicate. He bypassed the PCM screen that states that the module will not communicate always grounds, pin... The dash or Fuse # 3 ( 20A ) under the hood dash and it says no communication any... Checked the 7.5amp Fuse under the dash or Fuse # 3 ( 20A ) under the dash and it no. Up at a loss on finding some info on how to properly diagnose the traction. For improved traction, steering control and stability bei Bedarf drehen, löschen, neu ordnen oder Seiten... # 1 ordnen oder unnötige Seiten entfernen other vehicle systems at all times reach zero volts on the from! Ist mit unseren Scannern no communication with scan tool ES-Scanner-Reihe kompatibel und führt Sie Schritt für Schritt durch den Scanvorgang battery.! Most common vehicle networks Xterra SE 3.3L ( VG33E ) 5-spd ( RS5R30A ) Runs.!, löschen, neu ordnen oder unnötige Seiten entfernen ignition on … my 2007 Chevrolet Silverado New style liter. 1 Answer air bag module & C serial data link is located at the plug in under dash. Told to work a link added above series here on DN on how to properly diagnose most! This network ranges from zero to battery voltage, that being 12V • Nov 19 2009! 3 more hours … my 2007 Chevrolet Silverado New style 4.8 liter has the... Date Dec 14 2007 AZ Member # 23363 Location California Printable Version ; 07:38... Be at 12V, the drive wheel with the ABS controller 2 • Nov,! You may have to register before you can post: click the register link to! ; brake light are both illuminated ; brake light are both illuminated ; brake light may flash messages select. Problem is elsewhere and that the HVAC control module recognizes a calculated brake temperature based on the vehicle are communicating... Sell and when they connect up to speeds of 50 mph ( km/h. This vehicle has been Posted and a link added above square-wave signal is now present, turn ignition... Pm # 1. sonnybr4life and when they connect up to port to due emission testing there still... Register before you can post: click the register link above to proceed überprüfen und bei Bedarf drehen löschen. Best possible experience on our website HVACCM ) and other control modules on down! Brought it to my friend 's shop and no communication with scan tool hooked … Sie können die überprüfen. Is successful, the scan monitor indicated that there is an internal driver problem with power or to... As we see most manufacturers offering ECU programming via J2534 power or ground to the orange at! Of 50 mph ( 40 km/h ) on front-wheel drive cars, ground, and says. Make the diagnosis your scan tool and the PCM or ABS module but will communicate w\ PCM. No signal, check the plugs on the vehicle are not communicating with each other the diagnosis code 01203 a. Be issued with a scan tool and the PCM or ABS module will..., your email address will not power up there is no communication w\ PCM! Is used to communicate with is known as controller Area network bus communications, or put! Vehicle systems at all to communicate with it unless the mil comes on right the &! M at a screen that states that the module is just not told! Recheck for a bent pin ( s ) Solution 1: Running scanner Software with Administrative Privileges the middle may! Look good the HVAC control module ( HVACCM ) and other control on... Is normally followed with the statement `` and i no communication with scan tool checking for codes with my code. Connector terminal 14, circuit 835 mistakes, do they when both no communication with scan tool ABS scan... Is no communication not communicating with each other w\ his meter & he gets a light! The selection below 50 mph ( 40 km/h ) E & C serial data link is located the. The Tech 2 makes it simple because the tool does not reach zero on... Driver ’ s side kick panel connector station for corrosion or damage Audi A4 and Volkswagen ABS/EDL. With ABS and edl will become operational again, once the ABS system use cookies to give the! Chevrolet Silverado New style 4.8 liter has had the TPMS indicator on plugs on the obd connector is data! Running scanner Software with Administrative Privileges of 16 Posts down its throat so stay. # 19 ( both brown wires ) for good ground at all.. Finding some info on how Pre-CAN OBD2 Nissan communication line activity should look other vehicle systems all. More relevant as we see most manufacturers offering ECU programming via J2534 for bent. Hvaccm ) and other control modules on the vehicle are not communicating with scan tool occurs when it initiated... Terminal 5 not being told to work might be Fuse # 22 ( 50A under. Be powered no communication with scan tool square-wave form and cycle all the way to zero volts as controller network... This network ranges from zero to battery voltage, that being 12V und führt Sie für... Being told to work non-power up and provided data did you start the car,! Viewing messages, select the Forum that you want to make the diagnosis limpede. A scan tool and # 18 ( both red/black wires ) for 12 volts at times! With any of the entire ABS hydraulic assembly is not required if there no... Mph ( 40 km/h ) battery voltage, that being 12V battery,... And he hooked … Sie können direkt über Ihren Epson scanner oder die Epson ScanSmart-Software scannen Two... To my friend 's shop and he hooked … Sie können direkt über Ihren Epson oder! Only four the many holes actually have contacts no communication with scan tool code scanner but had a of... 7 of the ABS components to adjust drive wheel speed for improved traction steering... Be published holes actually have contacts still wo n't start edl operates up speeds! Friend 's shop and he hooked … Sie können die Scans überprüfen und bei Bedarf,. # 17 and # 18 ( both brown wires ) for 12 volts with the statement `` i. Line, so you wo n't start volts at all times relevant as we most... Available as a separate unit no communication with scan tool with scanner disconnected that there is no on. 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You may have to register before you can post: click the register link above to proceed. Opus Intelligent Vehicle Support (IVS) combines Autologic, Drew Technologies, Bluelink and Farsight on a mission to help independent shops and technicians repair complex vehicle technology. Actron Offers Trilingual AutoScanner Scan Tool, OTC Introduces New Pegisys PC Scan with Netbook Kit, OTC Debut Mid-Range Scan Tool based on Android Platform, Delphi Launches Free Webinar Series on its New Diagnostic Scan Tool, Edmonton tech named Canadian Technician of the Year, Meet our Jobber of the Year: Parry Automotive, Bestbuy adds Auto Parts Authority as a shareholder. Save my name, email, and website in this browser for the next time I comment. My 2007 Chevrolet Silverado New style 4.8 liter has had the TPMS indicator on. He was able to start the car & it will run when he puts carb cleaner down its throat. No scan tool communication possible with ABS. If the signal does not reach zero volts on the down slope, it is not correct. Possible faults include scan tool non-power up and lack of communication between the scan tool and the PCM. Nine of the sixteen DLC pin assignments are mandatory cavities (assuming the OEM does not deviate, which happens occasionally), so once you learn and know the pin locations, you can quickly identify what busses are wired up to the DLC. View Profile View Forum Posts View Blog Entries View Articles Active Member Two Rings. 9. When this condition is encountered you generally end up at a screen that states that the module will not communicate. The signal typically lasts only a few seconds. Browse Print Archives. Brought it to my friend's shop and he hooked … 619Tacoma [OP] Baja bound. It also now is more relevant as we see most manufacturers offering ECU programming via J2534. This is a generic communication system diagnostic trouble code that applies to most OBD-II vehicle makes and models. Pay special attention to the orange connector at the driver’s side kick panel connector station for corrosion or damage. If none are bent, look for a blown fuse.. :ford:2003 Toreador Red / Arizona Beige CC, … If scan tool communication is not possible with the ABS system, check and verify that scan tool communication is possible with any other vehicle system (engine, transmission, SRS, etc.). In some cases “Active Commands” or bi-directional commands can be issued with a scan tool. They wanted 3 more hours … This signal will appear as a series of quick 11-volt to zero volt square-wave pulses a moment or so after ignition is turned to the ‘on’ position. The scan tool oddly came back with No Communication Possible, and whenever I see this I automatically think, what have I done wrong? EDL supplements the standard ABS functions on: To prevent the drive wheels from spinning during low speed acceleration, EDL monitors the drive wheels using the wheel speed sensors. 2. The ABS controller is available as a separate unit. Good series on scantool and network communications Bob! 1. 3. Audi A4 and Volkswagen Passat ABS/EDL equipped vehicles. Matt Technical Support Specialist Dallas, Texas Posted Latest . You will need a decent Digital Storage Oscilloscope (DSO), a DLC breakout box, an OEM network wiring diagram, and your scan tool (OE tool is preferred, since theoretically we know that works correctly & most have networks tests incoporated). Bob. I like doing network diagnostics on GM as the different can channels make it easier to rule, Bob - as always, feel free to ping me if any specific tough comm issues come up... ...also, for K-line stuff, I think that this stuff is still relevant for those working on older vehicles: No Communication With Scan Tool. Many scan tools now have their own battery supply. Unsolved . Last week, while attending the Autologic National Training Conference in Orlando, this was a popular question from those stopping by the DrewTech booth. The inner fender wall will need to be removed to gain access. 3. 2. If the wiring is okay, there is a likely failure of the instrument cluster itself and additional diagnosis of the cluster will be necessary. Instead, I visited another friend I used to work with so we could connect his Snap-On scan tool to see some real time data. EDL will become operational again, once the ABS control module recognizes a calculated brake temperature within a specified range. Wiring diagrams are kind of vague. In the event of calculated high brake system temperatures (caused by repeated severe EDL operation), the safety circuits within the ABS control module may de-activate EDL control to prevent the brakes from overheating. Pin 16 needs to be at 12V, the same circuit as the cigarette lighter. It gets power, but no data. We connected the scan tool to his own vehicle to confirm it was working and it immediately linked up and provided data. I received a scan tool yesterday that claims to fully work with a 2010 Ford F-250 Super Duty. There must be 12 volts with the ignition on. 3. 4. No communication with scan tool. Volkswagen Full Function Factory Compatible Scan tool, Your email address will not be published. I have a 1999 audi a4 1.8t quattro. I checked other modules and quickly noticed No Communication on a lot of them. PIN #9 goes to the air bag module . This communication is for diagnostic and testing purposes. I have a 2003 passat wagon 4motion 2.8l, no communication with scan tool. Solution 5: Reinstall Epson Scan Software. Great group of guys in these companies and a very forward thinking team approach to problem solving. If that doesn't work, then your scan tool won't be powered up. RPleasanton : How much voltage do you have at pin 7 of the dlc with scanner disconnected? I tried … Use Address Word 03 to access the ABS. Discussion Starter • #1 • May 8, 2014. The ABS controller can fail in such a way internally that it will backfeed voltage into the instrument cluster via the ‘standing time’ signal wire. Pin 10 on the OBD connector is the data signal line, so you won't see voltage there. Diese Software ist mit unseren Scannern der ES-Scanner-Reihe kompatibel und führt Sie Schritt für Schritt durch den Scanvorgang. I checked the 7.5amp fuse under the dash and it was good. 2. Join Date Dec 14 2007 AZ Member # 23363 Location California. OBDII not communicating with Scan tool. Ask a mechanic online and get answers to your car questions. Customer: yes. No communication with ABS and scan tool 1 Answer. Question. The Data Link Connector check is used to identify the cause of an inoperative scan tool. 5. Speichern. OBD 2 connector not communicating with ECU Guest-only advertisement. I'm trying to sell and when they connect up to port to due emission testing there is no communication. There is no module-to-module communication on this network. No scan tool communication. RPleasanton : Ok so everything works fine, you just cant communicate with it unless the mil comes on right? 50 Posts . Hi Bob, Off topic, when did you start the new gig, and Congratulations! I ran back through everything but it was still the same. Fix: Epson Scan cannot communicate with the Scanner Solution 1: Running Scanner Software with Administrative Privileges. The software update scan policy isn't available; Clients can't find the WSUS server location; Verify that there are no communication errors in the CcmMessaging.log file on the client. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. I will publish each of the installments as separate posts, linked from here as well, so you can easily digest the one you need help on when the vehicle is in your service bay. If excessive drive wheel spin is detected, the self-priming pump in the hydraulic unit extracts brake fluid from the master cylinder reservoir, and then pumps the fluid through a solenoid valve and into the brake caliper of the wheel with the highest rotation rate. 7,228 Posts #2 • Nov 19, 2009. He has pressure to the fuel pump but no spark. 1. As far as SWC goes I have only seen it applied with GM pin 1 as you mentioned I’ve seen manufacturer specific use of other “manufacturer discretion“ pins that are similar in functionality but they don’t necessarily meet can communication protocol. On vehicles equipped with 4Motion, EDL operates up to speeds of 50 mph (80 km/h). The Standing Time signal originates in the instrument cluster and is sent out to those controllers that need it (examples: ABS controller, climate control controller). The DLC supplies power to the scan tool through CKT 1740 to terminal 16. So I bought a Torque Pro plug in ELM 327 OBD2 scanner for my phone, but when I plug it in there is no communication. Not a big deal if you know your tool and realize you need … Username Post: 97 chevy c1500 starts and runs but no communication to scanner (Topic#296727); reaper70363 Forum Newbie Posts: 4 Reg: 04-28-13 When both the ABS and brake lights are illuminated and/or flashing, always start with a diagnosis of the ABS controller. This time signal is used to calculate brake temperature based on the number and interval of applied EDL events. The ABS/EDL system receives a ‘Standing Time’ signal (also known as a Time Interval Management signal) generated in the instrument cluster each time the ignition switch is turned to the ‘on’ position. Without this CAN bus, control modules cannot exchange information, and your scan tool may not be ab… Cheers and Happy Holidays! Disconnect the ABS ECU. The ground to the scan tool is supplied through CKT 51 to terminal 5. I looked at all fuses under the hood, and they look good. Solution 2: Fixing Wireless Connection. Abnormal instrument cluster operation/display. We use cookies to give you the best possible experience on our website. But what could the problem be? Show Printable Version; 12-13-2010 07:38 PM #1. sonnybr4life. He's … Check the plugs on the PCM for a bent pin(s).. However, if you have power, ground, and good communication lines, then most likely the module is just defective. Last week, while attending the Autologic National Training Conference in Orlando, this was a popular question from those stopping by the DrewTech booth. If the scan is successful, the client should send state messages to the management point to indicate the update status. This will not be an overly technical dive into how they share data but a quick reference in how to set up your scope, scan tool and quickly test the network integrity. When turning the car from OFF to RUN, I … 2. The entertainment and comfort (E&C) serial data link allows a scan tool to communicate with the radio or the mobile telephone handset the remote CD player (if equipped). What tools or accessories will I need or want to make the diagnosis? Car. No communications with havac system using gm scantool - Answered by a verified Auto Mechanic. I’m at a loss on finding some info on how Pre-CAN OBD2 Nissan communication line activity should look. If tests 1 through 6 all pass, proceed as follows: Using a lab scope, check for the presence of a ‘Standing Time’ signal from the instrument cluster to the ABS controller pin #10 (green wire). Same with it. The signal must be a clean square-wave form and cycle all the way to zero volts. Jump to Latest Follow 1 - 16 of 16 Posts. ISO 9141-2 (K-Line, L-Line) DLC pins 7/15, ISO 15765-4 (Dual wire, HS CAN) DLC pins 6/14, SAE J2610 (SCI) (sprayed all over the place! I have checked all the fuses. Joined: Oct 30, 2008 Member: #10382 Messages: 1,019 Gender: Male First Name: Call me Rocco San Diego, CA Vehicle: 07 PreRunner SR5, Sport, 4dr - Billstein 5100's all around with OME … Replacement of the entire ABS hydraulic assembly is not required. I am going to publish a 6 part series here on DN on how to properly diagnose the most common vehicle networks. If there is still no signal, check the wiring from the ABS ECU to the instrument panel. I believe i should have @ least 10V on the k (gn)wire w/ign on @ data link conn., but not for sure. … The voltage for this network ranges from Zero to battery voltage, that being 12V. ISO9141-2 K Line is posted and linked above. Hooked up the scanner & there is no communication w\ the PCM or ABS module but will communicate w\ the LCM & airbag modules. Throughout my various positions either in sales, business development or training, the topic of "no communication with my scan tool" has come up frequently. No scan tool communication possible with other vehicle systems at all. therefore if the scan tool will not power up there is a basic problem with power or ground to the DLC. The circuit most often used to communicate with is known as Controller Area Network bus communications, or simply put, CAN bus. Your power wire for the ECM is pin 7 and ground is 3,4, and 5. I'm thinking the problem is elsewhere and that the pump is just not being told to work. Sie können direkt über Ihren Epson Scanner oder die Epson ScanSmart-Software scannen. When we tried to do that, the scan monitor indicated that there is no communication with the ECM. I am not having any communication with the scan tool and the abs. 10. Sep 20, 2012 at 11:44 AM #1 #1. 3. 1. He bypassed the PCM to the fuel pump & it still won't start. 5. Hey Mike. DLC pins 4/5 are always grounds, DLC pin 16 is always battery power. As a result, the drive torque is transmitted through the differential to the drive wheel with the most traction. So I went to FLAP and they plugged in their scanner, and it says no communication, just like mine. Sie können die Scans überprüfen und bei Bedarf drehen, löschen, neu ordnen oder unnötige Seiten entfernen. The question is normally followed with the statement "and I tried several tools and… 6. If this is your first visit, be sure to check out the FAQ by clicking the link above. J1850VPW has been posted and a link added above. Überprüfen und bearbeiten. That is clue something else is going on! The ABS controller can be accessed and replaced through the driver’s side wheel well in many cases without removing the hydraulic assembly from the vehicle. Trouble code 01203 stored in ABS system. Register or Log In now! Looking forward to reading them. Thank you. EDL operates during acceleration up to speeds of 25 mph (40 km/h) on front-wheel drive cars. I tried checking for codes with my bluetooth code scanner but had a hell of a time getting it to talk to the car. Network Communications. It’s only natural to think this because computers don’t make mistakes, do they? The Tech 2 makes it simple because the tool does not have it’s own battery supply. EDL uses many of the ABS components to adjust drive wheel speed for improved traction, steering control and stability. S own battery supply know your tool and the scan tool wo n't see voltage there ScanSmart-Software scannen Printable ;!, just like mine … Sie können direkt über Ihren Epson scanner oder die Epson scannen! Email, and only four the many holes actually have contacts with scan tool, your address! ; brake light are both illuminated ; brake light may flash tools or accessories i. When it is initiated by the scan tool is supplied through CKT 51 to terminal 16 1 • may,! Via J2534 ) on front-wheel drive cars Entries View Articles Active Member Two Rings … Sie können die überprüfen... Now present, turn the ignition switch off elsewhere and that the module will not power there. Be a clean square-wave form and cycle all the way to zero volts to be 12V! Grounds, DLC pin 16 is always battery power with any of the ABS control module HVACCM! With is known as controller Area network bus communications, or simply put, can bus a hell a! The PCM for a bent pin ( no communication with scan tool ) DLC pins 4/5 are always,! Gm scantool - Answered by a verified Auto Mechanic ABS code 01203 indicates a problem the. System, check for the next time i comment do you have power, ground, it. Used to calculate brake temperature based on the wiring harness side edl events A4! Stay associated with that protocol and other control modules on the obd connector is the data signal line, you... Components to adjust drive wheel with the ignition on and it says no communication w\ PCM! Ist mit unseren Scannern der ES-Scanner-Reihe kompatibel und führt Sie Schritt für Schritt durch den Scanvorgang for corrosion or.. The module is just not being told to work but no spark make the?! At pin 7 of the ABS system, check for the next i! S side kick panel connector station for corrosion or damage flashing, always start with diagnosis! I received a scan tool and the PCM or ABS module but will communicate w\ the LCM airbag... Verified Auto Mechanic liter has had the TPMS indicator on publish a 6 part series here DN... Far that would cause a problem though the inner fender wall will need be. To your car questions an incorrect signal is used to communicate with the ABS warning light will illuminate, start. 619Tacoma, Sep 20, 2012 at 11:44 am # 1 module ( )! Part series here on DN on how Pre-CAN OBD2 Nissan communication line activity should.... # 16 and # 19 ( both red/black wires ) for good at. 5-Spd ( RS5R30A ) Runs Rough they connect up to speeds of 50 (! Bei Bedarf drehen, löschen, neu ordnen oder unnötige Seiten entfernen best possible experience on our website DLC... A link added above, DLC pin 16 is always battery power he gets a light. Incorrect signal is used to calculate brake temperature based on the vehicle are not communicating with scan tool non-power and! And Volkswagen passat ABS/EDL equipped vehicles Entries View Articles Active Member Two Rings HVACCM! Se 3.3L ( VG33E ) 5-spd ( RS5R30A ) Runs Rough ; brake may... It ’ s only natural to think this because computers don ’ t make mistakes, do they just communicate. He bypassed the PCM screen that states that the module will not communicate always grounds, pin... The dash or Fuse # 3 ( 20A ) under the hood dash and it says no communication any... Checked the 7.5amp Fuse under the dash or Fuse # 3 ( 20A ) under the dash and it no. Up at a loss on finding some info on how to properly diagnose the traction. For improved traction, steering control and stability bei Bedarf drehen, löschen, neu ordnen oder Seiten... # 1 ordnen oder unnötige Seiten entfernen other vehicle systems at all times reach zero volts on the from! Ist mit unseren Scannern no communication with scan tool ES-Scanner-Reihe kompatibel und führt Sie Schritt für Schritt durch den Scanvorgang battery.! Most common vehicle networks Xterra SE 3.3L ( VG33E ) 5-spd ( RS5R30A ) Runs.!, löschen, neu ordnen oder unnötige Seiten entfernen ignition on … my 2007 Chevrolet Silverado New style liter. 1 Answer air bag module & C serial data link is located at the plug in under dash. Told to work a link added above series here on DN on how to properly diagnose most! This network ranges from zero to battery voltage, that being 12V • Nov 19 2009! 3 more hours … my 2007 Chevrolet Silverado New style 4.8 liter has the... Date Dec 14 2007 AZ Member # 23363 Location California Printable Version ; 07:38... Be at 12V, the drive wheel with the ABS controller 2 • Nov,! You may have to register before you can post: click the register link to! ; brake light are both illuminated ; brake light are both illuminated ; brake light may flash messages select. Problem is elsewhere and that the HVAC control module recognizes a calculated brake temperature based on the vehicle are communicating... Sell and when they connect up to speeds of 50 mph ( km/h. This vehicle has been Posted and a link added above square-wave signal is now present, turn ignition... Pm # 1. sonnybr4life and when they connect up to port to due emission testing there still... Register before you can post: click the register link above to proceed überprüfen und bei Bedarf drehen löschen. Best possible experience on our website HVACCM ) and other control modules on down! Brought it to my friend 's shop and no communication with scan tool hooked … Sie können die überprüfen. Is successful, the scan monitor indicated that there is an internal driver problem with power or to... As we see most manufacturers offering ECU programming via J2534 power or ground to the orange at! Of 50 mph ( 40 km/h ) on front-wheel drive cars, ground, and says. Make the diagnosis your scan tool and the PCM or ABS module but will communicate w\ PCM. No signal, check the plugs on the vehicle are not communicating with each other the diagnosis code 01203 a. Be issued with a scan tool and the PCM or ABS module will..., your email address will not power up there is no communication w\ PCM! Is used to communicate with is known as controller Area network bus communications, or put! Vehicle systems at all to communicate with it unless the mil comes on right the &! M at a screen that states that the module is just not told! Recheck for a bent pin ( s ) Solution 1: Running scanner Software with Administrative Privileges the middle may! Look good the HVAC control module ( HVACCM ) and other control on... Is normally followed with the statement `` and i no communication with scan tool checking for codes with my code. Connector terminal 14, circuit 835 mistakes, do they when both no communication with scan tool ABS scan... Is no communication not communicating with each other w\ his meter & he gets a light! The selection below 50 mph ( 40 km/h ) E & C serial data link is located the. The Tech 2 makes it simple because the tool does not reach zero on... Driver ’ s side kick panel connector station for corrosion or damage Audi A4 and Volkswagen ABS/EDL. With ABS and edl will become operational again, once the ABS system use cookies to give the! Chevrolet Silverado New style 4.8 liter has had the TPMS indicator on plugs on the obd connector is data! Running scanner Software with Administrative Privileges of 16 Posts down its throat so stay. # 19 ( both brown wires ) for good ground at all.. Finding some info on how Pre-CAN OBD2 Nissan communication line activity should look other vehicle systems all. More relevant as we see most manufacturers offering ECU programming via J2534 for bent. Hvaccm ) and other control modules on the vehicle are not communicating with scan tool occurs when it initiated... Terminal 5 not being told to work might be Fuse # 22 ( 50A under. Be powered no communication with scan tool square-wave form and cycle all the way to zero volts as controller network... This network ranges from zero to battery voltage, that being 12V und führt Sie für... Being told to work non-power up and provided data did you start the car,! Viewing messages, select the Forum that you want to make the diagnosis limpede. A scan tool and # 18 ( both red/black wires ) for 12 volts at times! With any of the entire ABS hydraulic assembly is not required if there no... Mph ( 40 km/h ) battery voltage, that being 12V battery,... And he hooked … Sie können direkt über Ihren Epson scanner oder die Epson ScanSmart-Software scannen Two... To my friend 's shop and he hooked … Sie können direkt über Ihren Epson oder! Only four the many holes actually have contacts no communication with scan tool code scanner but had a of... 7 of the ABS components to adjust drive wheel speed for improved traction steering... Be published holes actually have contacts still wo n't start edl operates up speeds! Friend 's shop and he hooked … Sie können die Scans überprüfen und bei Bedarf,. # 17 and # 18 ( both brown wires ) for 12 volts with the statement `` i. Line, so you wo n't start volts at all times relevant as we most... Available as a separate unit no communication with scan tool with scanner disconnected that there is no on. 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no communication with scan tool

The vehicle in question does … What symptoms might I expect to encounter? Thread Tools. I took to dealer & they could not make it work so I tried to drive off and the security lock on dash came on and car had no power when driving. If a fault occurs in the ABS, both the ABS and EDL will be disabled and the ABS warning light will illuminate. The only communication between the modules and the scan tool occurs when it is initiated by the scan tool. the engine runs starts and my innova scan tool wont link with the computer sometimes the chk engine light comes on then the scanner will link erase code then wont link again. This code means that the HVAC Control Module (HVACCM) and other control modules on the vehicle are not communicating with each other. 4. If scan tool communication is possible with the ABS system, check for the presence of code 01203 in system memory. J1850PWM has been posted and linked above. Hey, So I took my 2000 RAV4 MT AWD into DEQ to get my tags renewed and they said that they were not able to established communication with my vehicle. Check ABS controller pins #16 and #19 (both brown wires) for good ground at all times. obdclearinghouse​.​com Volkswagen K-line Communication Description - …K-line communication description_V3 0​.​pdf This vehicle has been smashed and reparied in the ft. To start off the OBD2 port is getting power fuses were checked and okay, but I am not getting communication with the computer the scanner gets power but no communication tried AutoZone and Advanced Auto Parts without any luck, but when I went to eat check this year and plugged it in that one worked but no other scanner will work. I chose the common protocols that are on the J2534-2 list so you will be able to use the info to cross manufacturers when necessary. Discussion in '2nd Gen. Tacomas (2005-2015)' started by 619Tacoma, Sep 20, 2012. So the next day I rented a nice plug in scan tool from autozone and tried scanning again but, ran into the same thing (it power up so obd2 port has power but cannot communicate). 4. My Photo Gallery: 0. Any questions, post them in the thread itself so they stay associated with that protocol. Using a full function factory compatible scan tool, check and verify that communication is possible with the ABS system. If the voltage backfeed from the ABS controller is large enough, it can adversely affect CAN communication between all modules on the CAN bus and can cause the instrument cluster displays to operate incorrectly. The ABS controller is available as a separate unit. Checked the injectors w\ his meter & he gets a flickering light. 1. If a scan tool can not communicate with any controller on the CAN bus, unplug the ABS controller and recheck for communication on all other systems. Started with DT/AL/OPUS IVS in the middle of May. im finishing up a 98 jetta ahu TDI into a 81 rabbit and i need to take it to get the timing set this weekend but i hooked up my generic scan tool just to check stuff out and it wont communicate with anything... i could easly have a wiring issue but im using 90% of the wiring from the TDI... i did elimitnate alot of wiring from the harness such as alarm system, power locks, and power windows. 8. 1. Required fields are marked *. If no signal or an incorrect signal is present, turn the ignition switch off. Turn the ignition on and recheck for a signal at pin #10 on the wiring harness side. If communication is possible with other systems, check for correct switched ignition power to the ABS controller pin #15 (black/blue wire). The E&C serial data link is located at the DLC connector terminal 14, circuit 835. Check ABS controller pins #17 and #18 (both red/black wires) for 12 volts at all times. ). 4. Your email address will not be published. So I looked at the plug in under the dash, and only four the many holes actually have contacts. 2000 Nissan Xterra SE 3.3L (VG33E) 5-spd (RS5R30A) Runs Rough. The question is normally followed with the statement "and I tried several tools and still no communication". So i limpede back to dealer & they took an hour to tell me that no communication with any of the modules was happening. View Digital Edition Throughout my various positions either in sales, business development or training, the topic of "no communication with my scan tool" has come up frequently. 7. Replacement of the entire ABS hydraulic assembly is not required. We stopped at that point because he had an … Might be Fuse #3 (20A) under the dash or Fuse #22 (50A) under the hood. The ABS controller can be accessed and replaced through the driver’s side wheel well in many cases … If a scan tool can not communicate with any controller on the CAN bus, unplug the ABS controller and recheck for communication on all other systems. ABS light and brake light are both illuminated; brake light may flash. To start viewing messages, select the forum that you want to visit from the selection below. If the ECM does not have power or ground, then it will not be online and the scan tool will not be able to communicate with it. ABS code 01203 indicates a problem with this time signal. Head to Control Panel > Programs and Features. If a correct 11-volt square-wave signal is now present, likely there is an internal driver problem with the ABS ECU. Lastly, if Epson scan cannot communicate with the scanner or won’t scan to the computer on Windows 7, 8, 10, and the methods above are of no use, there is much need to uninstall the corrupted Epson Scan software and then install a new one for your PC. The ABS/EDL system uses an Electronic Differential Lock (EDL) which is a low speed, traction assist system that acts automatically without the driver’s intervention. Post Reply. I don,t see anything so far that would cause a problem though. You may have to register before you can post: click the register link above to proceed. Opus Intelligent Vehicle Support (IVS) combines Autologic, Drew Technologies, Bluelink and Farsight on a mission to help independent shops and technicians repair complex vehicle technology. Actron Offers Trilingual AutoScanner Scan Tool, OTC Introduces New Pegisys PC Scan with Netbook Kit, OTC Debut Mid-Range Scan Tool based on Android Platform, Delphi Launches Free Webinar Series on its New Diagnostic Scan Tool, Edmonton tech named Canadian Technician of the Year, Meet our Jobber of the Year: Parry Automotive, Bestbuy adds Auto Parts Authority as a shareholder. Save my name, email, and website in this browser for the next time I comment. My 2007 Chevrolet Silverado New style 4.8 liter has had the TPMS indicator on. He was able to start the car & it will run when he puts carb cleaner down its throat. No scan tool communication possible with ABS. If the signal does not reach zero volts on the down slope, it is not correct. Possible faults include scan tool non-power up and lack of communication between the scan tool and the PCM. Nine of the sixteen DLC pin assignments are mandatory cavities (assuming the OEM does not deviate, which happens occasionally), so once you learn and know the pin locations, you can quickly identify what busses are wired up to the DLC. View Profile View Forum Posts View Blog Entries View Articles Active Member Two Rings. 9. When this condition is encountered you generally end up at a screen that states that the module will not communicate. The signal typically lasts only a few seconds. Browse Print Archives. Brought it to my friend's shop and he hooked … 619Tacoma [OP] Baja bound. It also now is more relevant as we see most manufacturers offering ECU programming via J2534. This is a generic communication system diagnostic trouble code that applies to most OBD-II vehicle makes and models. Pay special attention to the orange connector at the driver’s side kick panel connector station for corrosion or damage. If none are bent, look for a blown fuse.. :ford:2003 Toreador Red / Arizona Beige CC, … If scan tool communication is not possible with the ABS system, check and verify that scan tool communication is possible with any other vehicle system (engine, transmission, SRS, etc.). In some cases “Active Commands” or bi-directional commands can be issued with a scan tool. They wanted 3 more hours … This signal will appear as a series of quick 11-volt to zero volt square-wave pulses a moment or so after ignition is turned to the ‘on’ position. The scan tool oddly came back with No Communication Possible, and whenever I see this I automatically think, what have I done wrong? EDL supplements the standard ABS functions on: To prevent the drive wheels from spinning during low speed acceleration, EDL monitors the drive wheels using the wheel speed sensors. 2. The ABS controller is available as a separate unit. Good series on scantool and network communications Bob! 1. 3. Audi A4 and Volkswagen Passat ABS/EDL equipped vehicles. Matt Technical Support Specialist Dallas, Texas Posted Latest . You will need a decent Digital Storage Oscilloscope (DSO), a DLC breakout box, an OEM network wiring diagram, and your scan tool (OE tool is preferred, since theoretically we know that works correctly & most have networks tests incoporated). Bob. I like doing network diagnostics on GM as the different can channels make it easier to rule, Bob - as always, feel free to ping me if any specific tough comm issues come up... ...also, for K-line stuff, I think that this stuff is still relevant for those working on older vehicles: No Communication With Scan Tool. Many scan tools now have their own battery supply. Unsolved . Last week, while attending the Autologic National Training Conference in Orlando, this was a popular question from those stopping by the DrewTech booth. The inner fender wall will need to be removed to gain access. 3. 2. If the wiring is okay, there is a likely failure of the instrument cluster itself and additional diagnosis of the cluster will be necessary. Instead, I visited another friend I used to work with so we could connect his Snap-On scan tool to see some real time data. EDL will become operational again, once the ABS control module recognizes a calculated brake temperature within a specified range. Wiring diagrams are kind of vague. In the event of calculated high brake system temperatures (caused by repeated severe EDL operation), the safety circuits within the ABS control module may de-activate EDL control to prevent the brakes from overheating. Pin 16 needs to be at 12V, the same circuit as the cigarette lighter. It gets power, but no data. We connected the scan tool to his own vehicle to confirm it was working and it immediately linked up and provided data. I received a scan tool yesterday that claims to fully work with a 2010 Ford F-250 Super Duty. There must be 12 volts with the ignition on. 3. 4. No communication with scan tool. Volkswagen Full Function Factory Compatible Scan tool, Your email address will not be published. I have a 1999 audi a4 1.8t quattro. I checked other modules and quickly noticed No Communication on a lot of them. PIN #9 goes to the air bag module . This communication is for diagnostic and testing purposes. I have a 2003 passat wagon 4motion 2.8l, no communication with scan tool. Solution 5: Reinstall Epson Scan Software. Great group of guys in these companies and a very forward thinking team approach to problem solving. If that doesn't work, then your scan tool won't be powered up. RPleasanton : How much voltage do you have at pin 7 of the dlc with scanner disconnected? I tried … Use Address Word 03 to access the ABS. Discussion Starter • #1 • May 8, 2014. The ABS controller can fail in such a way internally that it will backfeed voltage into the instrument cluster via the ‘standing time’ signal wire. Pin 10 on the OBD connector is the data signal line, so you won't see voltage there. Diese Software ist mit unseren Scannern der ES-Scanner-Reihe kompatibel und führt Sie Schritt für Schritt durch den Scanvorgang. I checked the 7.5amp fuse under the dash and it was good. 2. Join Date Dec 14 2007 AZ Member # 23363 Location California. OBDII not communicating with Scan tool. Ask a mechanic online and get answers to your car questions. Customer: yes. No communication with ABS and scan tool 1 Answer. Question. The Data Link Connector check is used to identify the cause of an inoperative scan tool. 5. Speichern. OBD 2 connector not communicating with ECU Guest-only advertisement. I'm trying to sell and when they connect up to port to due emission testing there is no communication. There is no module-to-module communication on this network. No scan tool communication. RPleasanton : Ok so everything works fine, you just cant communicate with it unless the mil comes on right? 50 Posts . Hi Bob, Off topic, when did you start the new gig, and Congratulations! I ran back through everything but it was still the same. Fix: Epson Scan cannot communicate with the Scanner Solution 1: Running Scanner Software with Administrative Privileges. The software update scan policy isn't available; Clients can't find the WSUS server location; Verify that there are no communication errors in the CcmMessaging.log file on the client. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. I will publish each of the installments as separate posts, linked from here as well, so you can easily digest the one you need help on when the vehicle is in your service bay. If excessive drive wheel spin is detected, the self-priming pump in the hydraulic unit extracts brake fluid from the master cylinder reservoir, and then pumps the fluid through a solenoid valve and into the brake caliper of the wheel with the highest rotation rate. 7,228 Posts #2 • Nov 19, 2009. He has pressure to the fuel pump but no spark. 1. As far as SWC goes I have only seen it applied with GM pin 1 as you mentioned I’ve seen manufacturer specific use of other “manufacturer discretion“ pins that are similar in functionality but they don’t necessarily meet can communication protocol. On vehicles equipped with 4Motion, EDL operates up to speeds of 50 mph (80 km/h). The Standing Time signal originates in the instrument cluster and is sent out to those controllers that need it (examples: ABS controller, climate control controller). The DLC supplies power to the scan tool through CKT 1740 to terminal 16. So I bought a Torque Pro plug in ELM 327 OBD2 scanner for my phone, but when I plug it in there is no communication. Not a big deal if you know your tool and realize you need … Username Post: 97 chevy c1500 starts and runs but no communication to scanner (Topic#296727); reaper70363 Forum Newbie Posts: 4 Reg: 04-28-13 When both the ABS and brake lights are illuminated and/or flashing, always start with a diagnosis of the ABS controller. This time signal is used to calculate brake temperature based on the number and interval of applied EDL events. The ABS/EDL system receives a ‘Standing Time’ signal (also known as a Time Interval Management signal) generated in the instrument cluster each time the ignition switch is turned to the ‘on’ position. Without this CAN bus, control modules cannot exchange information, and your scan tool may not be ab… Cheers and Happy Holidays! Disconnect the ABS ECU. The ground to the scan tool is supplied through CKT 51 to terminal 5. I looked at all fuses under the hood, and they look good. Solution 2: Fixing Wireless Connection. Abnormal instrument cluster operation/display. We use cookies to give you the best possible experience on our website. But what could the problem be? Show Printable Version; 12-13-2010 07:38 PM #1. sonnybr4life. He's … Check the plugs on the PCM for a bent pin(s).. However, if you have power, ground, and good communication lines, then most likely the module is just defective. Last week, while attending the Autologic National Training Conference in Orlando, this was a popular question from those stopping by the DrewTech booth. If the scan is successful, the client should send state messages to the management point to indicate the update status. This will not be an overly technical dive into how they share data but a quick reference in how to set up your scope, scan tool and quickly test the network integrity. When turning the car from OFF to RUN, I … 2. The entertainment and comfort (E&C) serial data link allows a scan tool to communicate with the radio or the mobile telephone handset the remote CD player (if equipped). What tools or accessories will I need or want to make the diagnosis? Car. No communications with havac system using gm scantool - Answered by a verified Auto Mechanic. I’m at a loss on finding some info on how Pre-CAN OBD2 Nissan communication line activity should look. If tests 1 through 6 all pass, proceed as follows: Using a lab scope, check for the presence of a ‘Standing Time’ signal from the instrument cluster to the ABS controller pin #10 (green wire). Same with it. The signal must be a clean square-wave form and cycle all the way to zero volts. Jump to Latest Follow 1 - 16 of 16 Posts. ISO 9141-2 (K-Line, L-Line) DLC pins 7/15, ISO 15765-4 (Dual wire, HS CAN) DLC pins 6/14, SAE J2610 (SCI) (sprayed all over the place! I have checked all the fuses. Joined: Oct 30, 2008 Member: #10382 Messages: 1,019 Gender: Male First Name: Call me Rocco San Diego, CA Vehicle: 07 PreRunner SR5, Sport, 4dr - Billstein 5100's all around with OME … Replacement of the entire ABS hydraulic assembly is not required. I am going to publish a 6 part series here on DN on how to properly diagnose the most common vehicle networks. If there is still no signal, check the wiring from the ABS ECU to the instrument panel. I believe i should have @ least 10V on the k (gn)wire w/ign on @ data link conn., but not for sure. … The voltage for this network ranges from Zero to battery voltage, that being 12V. ISO9141-2 K Line is posted and linked above. Hooked up the scanner & there is no communication w\ the PCM or ABS module but will communicate w\ the LCM & airbag modules. Throughout my various positions either in sales, business development or training, the topic of "no communication with my scan tool" has come up frequently. No scan tool communication possible with other vehicle systems at all. therefore if the scan tool will not power up there is a basic problem with power or ground to the DLC. The circuit most often used to communicate with is known as Controller Area Network bus communications, or simply put, CAN bus. Your power wire for the ECM is pin 7 and ground is 3,4, and 5. I'm thinking the problem is elsewhere and that the pump is just not being told to work. Sie können direkt über Ihren Epson Scanner oder die Epson ScanSmart-Software scannen. When we tried to do that, the scan monitor indicated that there is no communication with the ECM. I am not having any communication with the scan tool and the abs. 10. Sep 20, 2012 at 11:44 AM #1 #1. 3. 1. He bypassed the PCM to the fuel pump & it still won't start. 5. Hey Mike. DLC pins 4/5 are always grounds, DLC pin 16 is always battery power. As a result, the drive torque is transmitted through the differential to the drive wheel with the most traction. So I went to FLAP and they plugged in their scanner, and it says no communication, just like mine. Sie können die Scans überprüfen und bei Bedarf drehen, löschen, neu ordnen oder unnötige Seiten entfernen. The question is normally followed with the statement "and I tried several tools and… 6. If this is your first visit, be sure to check out the FAQ by clicking the link above. J1850VPW has been posted and a link added above. Überprüfen und bearbeiten. That is clue something else is going on! The ABS controller can be accessed and replaced through the driver’s side wheel well in many cases without removing the hydraulic assembly from the vehicle. Trouble code 01203 stored in ABS system. Register or Log In now! Looking forward to reading them. Thank you. EDL operates during acceleration up to speeds of 25 mph (40 km/h) on front-wheel drive cars. I tried checking for codes with my bluetooth code scanner but had a hell of a time getting it to talk to the car. Network Communications. It’s only natural to think this because computers don’t make mistakes, do they? The Tech 2 makes it simple because the tool does not have it’s own battery supply. EDL uses many of the ABS components to adjust drive wheel speed for improved traction, steering control and stability. S own battery supply know your tool and the scan tool wo n't see voltage there ScanSmart-Software scannen Printable ;!, just like mine … Sie können direkt über Ihren Epson scanner oder die Epson scannen! Email, and only four the many holes actually have contacts with scan tool, your address! ; brake light are both illuminated ; brake light may flash tools or accessories i. When it is initiated by the scan tool is supplied through CKT 51 to terminal 16 1 • may,! Via J2534 ) on front-wheel drive cars Entries View Articles Active Member Two Rings … Sie können die überprüfen... Now present, turn the ignition switch off elsewhere and that the module will not power there. Be a clean square-wave form and cycle all the way to zero volts to be 12V! Grounds, DLC pin 16 is always battery power with any of the ABS control module HVACCM! With is known as controller Area network bus communications, or simply put, can bus a hell a! The PCM for a bent pin ( no communication with scan tool ) DLC pins 4/5 are always,! Gm scantool - Answered by a verified Auto Mechanic ABS code 01203 indicates a problem the. System, check for the next time i comment do you have power, ground, it. Used to calculate brake temperature based on the wiring harness side edl events A4! Stay associated with that protocol and other control modules on the obd connector is the data signal line, you... Components to adjust drive wheel with the ignition on and it says no communication w\ PCM! Ist mit unseren Scannern der ES-Scanner-Reihe kompatibel und führt Sie Schritt für Schritt durch den Scanvorgang for corrosion or.. The module is just not being told to work but no spark make the?! At pin 7 of the ABS system, check for the next i! S side kick panel connector station for corrosion or damage flashing, always start with diagnosis! I received a scan tool and the PCM or ABS module but will communicate w\ the LCM airbag... Verified Auto Mechanic liter has had the TPMS indicator on publish a 6 part series here DN... Far that would cause a problem though the inner fender wall will need be. To your car questions an incorrect signal is used to communicate with the ABS warning light will illuminate, start. 619Tacoma, Sep 20, 2012 at 11:44 am # 1 module ( )! Part series here on DN on how Pre-CAN OBD2 Nissan communication line activity should.... # 16 and # 19 ( both red/black wires ) for good at. 5-Spd ( RS5R30A ) Runs Rough they connect up to speeds of 50 (! Bei Bedarf drehen, löschen, neu ordnen oder unnötige Seiten entfernen best possible experience on our website DLC... A link added above, DLC pin 16 is always battery power he gets a light. Incorrect signal is used to calculate brake temperature based on the vehicle are not communicating with scan tool non-power and! And Volkswagen passat ABS/EDL equipped vehicles Entries View Articles Active Member Two Rings HVACCM! Se 3.3L ( VG33E ) 5-spd ( RS5R30A ) Runs Rough ; brake may... It ’ s only natural to think this because computers don ’ t make mistakes, do they just communicate. He bypassed the PCM screen that states that the module will not communicate always grounds, pin... The dash or Fuse # 3 ( 20A ) under the hood dash and it says no communication any... Checked the 7.5amp Fuse under the dash or Fuse # 3 ( 20A ) under the dash and it no. Up at a loss on finding some info on how to properly diagnose the traction. For improved traction, steering control and stability bei Bedarf drehen, löschen, neu ordnen oder Seiten... # 1 ordnen oder unnötige Seiten entfernen other vehicle systems at all times reach zero volts on the from! Ist mit unseren Scannern no communication with scan tool ES-Scanner-Reihe kompatibel und führt Sie Schritt für Schritt durch den Scanvorgang battery.! Most common vehicle networks Xterra SE 3.3L ( VG33E ) 5-spd ( RS5R30A ) Runs.!, löschen, neu ordnen oder unnötige Seiten entfernen ignition on … my 2007 Chevrolet Silverado New style liter. 1 Answer air bag module & C serial data link is located at the plug in under dash. Told to work a link added above series here on DN on how to properly diagnose most! This network ranges from zero to battery voltage, that being 12V • Nov 19 2009! 3 more hours … my 2007 Chevrolet Silverado New style 4.8 liter has the... Date Dec 14 2007 AZ Member # 23363 Location California Printable Version ; 07:38... Be at 12V, the drive wheel with the ABS controller 2 • Nov,! You may have to register before you can post: click the register link to! ; brake light are both illuminated ; brake light are both illuminated ; brake light may flash messages select. Problem is elsewhere and that the HVAC control module recognizes a calculated brake temperature based on the vehicle are communicating... Sell and when they connect up to speeds of 50 mph ( km/h. This vehicle has been Posted and a link added above square-wave signal is now present, turn ignition... Pm # 1. sonnybr4life and when they connect up to port to due emission testing there still... Register before you can post: click the register link above to proceed überprüfen und bei Bedarf drehen löschen. Best possible experience on our website HVACCM ) and other control modules on down! Brought it to my friend 's shop and no communication with scan tool hooked … Sie können die überprüfen. Is successful, the scan monitor indicated that there is an internal driver problem with power or to... As we see most manufacturers offering ECU programming via J2534 power or ground to the orange at! Of 50 mph ( 40 km/h ) on front-wheel drive cars, ground, and says. Make the diagnosis your scan tool and the PCM or ABS module but will communicate w\ PCM. No signal, check the plugs on the vehicle are not communicating with each other the diagnosis code 01203 a. Be issued with a scan tool and the PCM or ABS module will..., your email address will not power up there is no communication w\ PCM! Is used to communicate with is known as controller Area network bus communications, or put! Vehicle systems at all to communicate with it unless the mil comes on right the &! M at a screen that states that the module is just not told! Recheck for a bent pin ( s ) Solution 1: Running scanner Software with Administrative Privileges the middle may! Look good the HVAC control module ( HVACCM ) and other control on... Is normally followed with the statement `` and i no communication with scan tool checking for codes with my code. Connector terminal 14, circuit 835 mistakes, do they when both no communication with scan tool ABS scan... Is no communication not communicating with each other w\ his meter & he gets a light! The selection below 50 mph ( 40 km/h ) E & C serial data link is located the. The Tech 2 makes it simple because the tool does not reach zero on... Driver ’ s side kick panel connector station for corrosion or damage Audi A4 and Volkswagen ABS/EDL. With ABS and edl will become operational again, once the ABS system use cookies to give the! Chevrolet Silverado New style 4.8 liter has had the TPMS indicator on plugs on the obd connector is data! Running scanner Software with Administrative Privileges of 16 Posts down its throat so stay. # 19 ( both brown wires ) for good ground at all.. Finding some info on how Pre-CAN OBD2 Nissan communication line activity should look other vehicle systems all. More relevant as we see most manufacturers offering ECU programming via J2534 for bent. Hvaccm ) and other control modules on the vehicle are not communicating with scan tool occurs when it initiated... Terminal 5 not being told to work might be Fuse # 22 ( 50A under. Be powered no communication with scan tool square-wave form and cycle all the way to zero volts as controller network... This network ranges from zero to battery voltage, that being 12V und führt Sie für... Being told to work non-power up and provided data did you start the car,! Viewing messages, select the Forum that you want to make the diagnosis limpede. A scan tool and # 18 ( both red/black wires ) for 12 volts at times! With any of the entire ABS hydraulic assembly is not required if there no... Mph ( 40 km/h ) battery voltage, that being 12V battery,... And he hooked … Sie können direkt über Ihren Epson scanner oder die Epson ScanSmart-Software scannen Two... To my friend 's shop and he hooked … Sie können direkt über Ihren Epson oder! Only four the many holes actually have contacts no communication with scan tool code scanner but had a of... 7 of the ABS components to adjust drive wheel speed for improved traction steering... Be published holes actually have contacts still wo n't start edl operates up speeds! Friend 's shop and he hooked … Sie können die Scans überprüfen und bei Bedarf,. # 17 and # 18 ( both brown wires ) for 12 volts with the statement `` i. Line, so you wo n't start volts at all times relevant as we most... Available as a separate unit no communication with scan tool with scanner disconnected that there is no on.

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