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Vehicle OEM Database

The database contains a vehicle's DLC location and any provided TSB notifications and documents.

DLC Images may not be available for vehicles newer than 2004 model year. A previous model year and similar model may be referenced for general identification of the DLC appearance. Do not contact the OBD Clearinghouse personnel if the vehicle being researched does not have a related image. Thank you.

Database

Please select a vehicle combination below to search for another vehicle.

Documents

  Cap-Less Fuel System List
  Vehicles with Cap-Less Fuel.pdf
  A list of manufactures and vehicles using a cap-less fuel system.

  Audi Q7 MY 2010-2014 TSB: Sporadic Data Disruption
  Audi TSB_2034945_1.pdf
  There is sporadic data disruption on the CAN bus wiring behind the dashboard for Audi Q7 vehicles with either Gas or TDI engine configurations 2010-2014 MY.

   Volkswagen MY 2011-2013 2.0L TDI – Incorrect glow plug faults
  jeatta TDI - glow plug diagnostics.pdf
   Volkswagen MY 2011-2013 2.0L TDI – Incorrect glow plug faults

  VW TSB for Scan Tool Mode Data Update
  2012 jetta scan tool data.pdf
  Volkswagen MY 2012 2.0L TFSI – Engine control module may incorrectly store scan tool mode data

  VW Technical Bulletin
  VW 2.0L - DTC P0441.pdf
  Correct diagnosis of fault P0441 Using Aftermarket Scan Tool Only (MY 2012 vehicles with 2.0L engines)

  Ford 2011MY Lack of Readiness and VIN Mis-match Information
  Ford 2011MY Lack of Readiness and VIN Mis-match Information.pdf
  2011 Ford Explorer, Edge, and Lincoln MKX with 3.5L and 3.7L Engines – Lack of I/M readiness and VIN reporting error.

  Honda Hybrid Battery Warranty Extension
  Honda Hybrid Battery Warranty Extension.pdf
  American Honda is extending the warranty coverage on the IMA battery module for some 2003–08 Civic Hybrids an additional 12 months or 12,000 miles, whichever comes first.

  Nissan and Infiniti Knock Sensor DTCs
  OBD Clearinghouse Letter Knock Sensor DTCs.pdf
  Knock Sensor Letter to OBD I/M program administrators, OBD test tool manufacturers, and OBD and I/M stakeholders from Nissan concerning MY 2004 and older vehicles.

  OBD Readiness Testability Issues
  revised_testability_list.pdf
  Revised EPA document for vehicles with known OBD readiness testablilty issues.

  Volvo O2 Sensor Readiness Advisory Update
  Volvo Readiness Advisory IIa.pdf
   To State Program Administrators: Volvo Car Corporation, LLC (Volvo) has determined that certain 2011 through 2013 Volvo vehicles equipped with a 3.2L six cylinder engine have a calibration error which prevents the O2 sensor readiness from showing complete/ready.

  2005MY and NewerSubaru Readiness Set Procedure
  Subaru TSB 11-120-12.pdf
  Advisory bulletin for 2005 MY and newer vehicles on the readiness code set procedure.

  2012 GM Truck TCM PID Count Change
  2012 GM Truck TCM PID Count change.pdf
  GM Memo to I/M Community regarding a PID support changes with TCM service calibration release

  EPA, CARB, and MA Documentation Regarding the Terrafugia Transition
  OBD Clearinghouse-Terrafugia-2012.pdf
  Documents from the EPA, CARB, and MA DEP to Terrafugia acknowledging exemption from vehicle emissions testing for the street-legal aircraft Transition

  Terrafugia Transition: Street-Legal Aircraft
  OBD Clearinghouse - Feb, 2012.doc
  Letter from Terrafugia, the manufacturer of the street-legal aircraft Transition, explaining that the EPA has classified the Transition as an airplane and is therefore not required to abide by vehicle emissions standards. CARB has also granted an emissions testing exemption for the vehicle.

  GM memo to I/M Programs, Test Tool Manufacturers and Stakeholders
  2012 Chevy Cruze 1.4L PID Count_ver 1.pdf
  GM memo identifying supported OBD PID changes for the 2012 Chevy Cruze with 1.4L engine.

  GM Letter to I/M Programs
  TSB_GM_10-07-30-010_Permanent DTC rev1.pdf
  GM bulletin regarding TCM Permanent DTCs on certain 2010 vehicles equipped with 3.5L or 3.9L engines and 4 speed transmissions.

  2006 GM Small Car Communitation Issue rev1
  2006 GM Small Car Communitation Issue rev1.pdf
  GM document toOBD I/M program administrators, OBD test tool manufacturers, and OBD I/M Stakeholders. A revised version for a communication issue with 2006 Chevrolet HHR (VIN D) / Cobalt (VIN F), Saturn Ion (VIN F), and Pontiac Pursuit (VIN F) vehicles equipped with 2.2 liter engine.

  2007 PID Count Change_rev3.pdf
  2007 PID Count Change_rev3.pdf
  GM document to OBD I/M program administrators, OBD test tool manufacturers, and OBD I/M Stakeholders. A revised version of a PID Status Change for 2007 Chevrolet Tahoe, Suburban, Avalanche; GMC Yukon, Yukon XL with 5.3 Liter Flex Fuel Engines.

  VW Emissions Service Action
  24V1-V2 Emissions Service Action circular.pdf
  2005 MY Jetta with 2.5L Engine & Automatic Transmission ECM/TCM Software Update

  Letter to I/M Programs from VW
  VW_Jetta_MY05_2_5L_TCM_Protocol_2011July15_Weber_St.pdf
  Volkswagen - 2005 MY Jetta with 2.5L Engine & Automatic Transmission OBD communication protocol

  Subaru I/M Advisory Bulletin 11-106-11
  11-106-11.pdf
  State I/M Program Advisory Bulletin for 2006 Subaru Legacy/Outback 2.5L. VECI Label Reference During State Emission Test

  EPA: Imporoving I/M Performance and OBD Monitor Readiness
  Readiness 2011.pdf
  EPA memorandum with an updated list of vehicles that exhibit issues related to OBD monitor readiness (formerly known as Appendix D) as well as suggestions for how I/M programs can improve operational performance by addressing readiness.

  VW TSB: Aftermarket Accessories
  V010613.pdf
  VW TSB explaining how damage to OBD system is possible with improper aftermarket accessory installation.

  Drive Cycle for Saab 900 MY '96-'98 Vehciles
  Saab drive cycle.pdf
  Saab service bulletin describing drive cycle required to set readiness on 1996-1998 My 900 vehicles with 2.3L engines.

  Letter to I/M Programs from Hyundai
  OBD Clearninghouse Letter(Hyundai Veracruz 2007-2008 Readiness).doc
  Lettering from Hyundai to State I/M Programs describing issue related to readiness issues found on Veracruz vehicles with 3.8L engines 2007-2008 MY

  Hyundai TSB '07-08 Veracruz Readiness Issues
  TSB_Hyundai_10-FL-021(Veracruz readiness).pdf
  TSB Describing Readiness issues for 2007-2008 MY Hyundai Veracruz vehicles equipped with 3.8L engines.

  Subaru 2005MY and Newer Readiness Code Set Procedure
  11-98-10R_03-03-11.pdf
  This bulletin provides information on the readiness code setting procedure for 2005 and newer Subaru vehicles.

  Jaguar Letter to State I/M Administrators and Service Technicians
  Jaguar_32-Bit_ECM_Readiness_Setting_TSB_021210.pdf
  Letter from Jaguar describing necessary parameters are met in order to set readiness for certain Jaguar vehicles

  Letter to I/M programs from Kia
  OBD Clearninghouse letter(Rio readiness)_final(CARB revised)_12052010.pdf
  Letter from Kia to I/M programs concerning 2006-2007 Rio EGR/VVT readiness status.

  TSB 2006-2007 Kia Rio Readiness
  TSB ENG 085(Rio readiness)_12052010.pdf
  TSB for 2006-2007 Kia Rio EGR/VVT readiness status for vehicles with a 1.6L engine.

  Letter to I/M programs from Hyundai
  OBD Clearninghouse letter(Accent readiness)_final(CARB revised)_12052010.pdf
  Letter from Hyundai to I/M programs concerning 2007 Accent EGR/VVT readiness status.

  TSB 2007 Hyundai Accent Readiness
  TSB 10-FL-016(Accent readiness)_12052010.pdf
  TSB for 2007 Hyundai Accent EGR/VVT readiness status for vehicles with a 1.6L engine.

  Mazda PID Status Change- 2004 Mazda 3
  2004MY_Mazda3_PID_Count_Change.pdf
  Update from Mazda on supported PIDs for 2004 Mazda 3 2.0L/2.3L Engines

  OBD I/M program implementation for Flexible Fuel Vehicles
  OBD IM for Flex Fuel Vehicles.pdf
  The purpose of this document is to provide additional information on the inspection process of alternative fueled vehicles equipped with On-Board Diagnostic (OBD) systems. Specifically, this document provides additional technical information and impacts on the OBD system monitoring capability when flexible fuel vehicles (FFVs) are operated using alternative fuel. Also, it will assist Inspection and Maintenance (I/M) Programs in implementing OBD system checks and educating owners of FFVs.

   EGR Readiness 2008 Saturn Astra
  2008 Chevy Astra EGR Readiness.pdf
  GM has provided information relating to a service calibration that, when installed, will change the EGR/VVT readiness support status from 'not supported' to 'supported'. Affected Vehicles: 2008 Chevrolet Astra.

  Volkswagen K-line Communication Description
  K-line communication description_V3 0.pdf
  

  OBD Communication Initialization
  VW_Initialization_2_6_seconds.pdf
  Volkswagen has found that some inspection equipment (or handheld OBD scan tools) have trouble establishing communication with a: 1999 MY VW Golf 1.9L TDI (diesel) 66kW; 2000 MY VW Jetta 1.8L Turbo (gasoline) 110kW; or 2001 MY VW Jetta 2.0L (gasoline) 85kW and may not be able to establish communication at all with these vehicles or may only be able to establish communication with the transmission control module (TCM) (for automatic transmission equipped vehicles).

  1997 2.5TL GST Communication Issue
  Acura 1997MY 25TL GST Communication Issue 06-2010.pdf
  1997 Acura 2.5TL has experienced a generic scan tool (GST) communication issue during smog check inspections in several states.

  Land Rover 10MY LR2 TCM CVN Reporting
  10MY_LR2_TCM_TSB.pdf
  Due to a mistake in the TCM software, 2010 model year LR2 vehicles with the TCM software that has CAL ID 31259658 AB will each report a different (unique) CVN.

  Volvo Air Conditioning (A/C) Readiness Monitor
  Volvo_IM_Advisory.pdf
  Volvo Car Corporation, LLC (Volvo) has determined that certain XC90, S40 and V50 vehicles have the A/C readiness mistakenly set to supported instead of unsupported. This means that some technicians or IM administrators may think there are issues with scan tool equipment accuracy, vehicle tampering, or fraud. This letter is to confirm that specific Volvos will indeed report A/C monitor as supported and to provide information regarding which vehicles are affected and what additional actions repair technicians may need to take to get the A/C monitor readiness to report 'ready/complete'.

  Chrysler Dual Protocol Issue
  Chrysler OBD Dual Protocol Clearinghouse Letter.doc
  Chrysler has provided a document regarding the dual protocol issues for Dodge Truck and Jeep - Engine Control Modules supporting both SAE J1850 and ISO 9141-2 Protocols. Affected vehicles: 1999 - 2004 Jeep Grand Cherokee 2001 - 2004 Jeep Wrangler 2002 - 2003 Jeep Liberty 2001 - 2003 Dodge Dakota 2001 - 2003 Dodge Durango 2002 - 2003 Dodge Ram Pickup

  CAN for Vehicle Emissions Data Communication
  CAN Communication for Vehicle Emission Control Systems_article_.pdf
  Details of the CAN protocol.

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