WenmarOpen by Wenmar Pro

Service bulletins for the 2012 Volkswagen Passat

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

1572 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Software are shown. Show all

Bulletins, newest first
V011228 20304532019-04-01. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin (Update Programming for Stored in ECM Fault Memory issues): The MIL ON with NOx Sensor fault P2201 and/or Exhaust Gas Temperature Sensor faults P050E, P2080, P244C and/or P2478 stored in fault memory due to the Diagnostic strategy being to sensitive. The production solution to this issue was Improved software implemented for model year 2013. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
VW Diagnostic Co2018-12-10. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. VW Diagnostic Content V2.36.5 Released
VW Diagnostic Co2018-12-10. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. Critical VW Diagnostic Content Update 2.36.5_Delayed
New ODIS Service2018-12-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE; AIR BAGS. New ODIS Service Application
VW Diagnostic Co2018-12-10. Service bulletin. AIR BAGS; ELECTRICAL SYSTEM:SOFTWARE. As a result, in order to ensure proper diagnostic procedure completions and log submissions as required by Takata Airbag Recall 69Q9, all diagnostic devices in service must be updated to V2.36.5 prior to performing the recall procedures.
V011812-20146032018-12-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Update content and include additional models and model year applicability.
TT0017032018-04-16. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Tip for Scan tool concerns that may occur duing a test plan
Quick Reference2018-04-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Quick Reference of vehicle concerns. Includes a list of Software versions and the technical bulletin numbers that referred to the concerns Updated
Ref. - Reflash U2018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Quick Reference Update Guide of the vehicles expected upgraded software level. The latest corresponding technical bulletins that address the issues, and concerns that have been had with the vehicles.
Update 021220162018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Quick Reference of vehicle concerns. Includes a list of Software versions and the technical bulletin numbers that referred to the concerns Updated
V011316 20340462017-12-14. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin (Update Programming of ECM for Concerns of a Bump Sensation after Coming to a Stop): Current ECM programming may cause a bump after coming to a stop, which may be felt through the chassis of the vehicle. This concern is caused by the engine torque being slightly high when the transmission goes into Neutral Control. Neutral Control is designed to reduce load on the engine during idle, in order to decrease emissions. The production solution to this issue was improved software for smoother stopping.
V011317 20340122017-12-14. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin (Manifold Absolute Pressure Range / Performance Stored in ECM Fault Memory): Monitoring strategy for the manifold absolute pressure sensor is too sensitive, causing fault code P0106 to incorrectly set in the engine control module. The production solution to this issue was improved software. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
V011305 20313412017-12-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin (Stored in the Engine Control Module): Production tolerance in Diagnostic Module Tank Leakage (DMTL) pump could cause a false flow reading. This document informs of production tolerance in Diagnostic Module Tank Leakage (DMTL) pump could cause a false flow reading. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
V911305 20311362017-12-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin (Update Programming RCD-510 Radio (Premium 8)): Programming contained in software level(s) for certain RCD-510 Radio (Premium 8) radios may cause Bluetooth audio quality complaints for model year 2012, and 2013. The production solution for this issue is a running software change. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
TT 0115042017-12-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Seach tips to assist in finding DTC information
TT 91-14-022017-12-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Tech Tips (MDI Functions with iPhone 5 Variants (5, 5c, 5s and iPad fourth generation, iPod Nano seventh generation)): The Apple iPhone 5, iPhone 5c, and iPhone 5s, as well as the iPad 4th generation and iPod Nano 7th generation use a proprietary ?Lightning? connector that is different than the 30-pin dock connector found on previous iPhone and iPad/iPod models. A new MDI cable (?MDI Adapter Cable ? Lightning Charger?) is now available through the VW Accessories eCatalog that is made for use with iPhone 5 variants as well as the previously mentioned iPad/iPod models. This cable should provide full functionality on any vehicle equipped with a UMI (Unified Multimedia Interface). On MY 13 and older vehicles equipped with an MDI, the software level of the MDI must be at or above SW 240 (see Technical Bulletin 2024337) in order to be fully functional.
Reference - Refl2017-12-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Quick Reference Update Guide: This document informs of the corresponding software/hardware and disc availability to the customer concerns about a vehicle
V011407 20146032017-12-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin This Technical Bulletin details the general process for carrying out a Software Version Management (SVM) software update for any Technical Bulletin (TSB) / Required Vehicle Update (RVU).
V011409 20357582017-12-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin (Knock Sensor Fault): This document informs of these sensor issues due to imperfections in the engine wiring harness. The product solution to these issues was Improvements made to engine harness. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
TT 00-14-032017-11-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Tech Tips (SVM Update Instructions): This document informs when performing SVM updates, the scan tool should be hardwired to the vehicle and the Bluetooth physically turned off. A hard wired internet connection is also recommended.
TT 45-09-032017-11-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Tech Tips (Electro ? Steering - DTC 01309 008 ?No Communication with -J500-? is Stored in the ABS/ESP Module Only): This document informs If, after replacement of the steering rack, fault code 01309 008 is set in the ABS/ESP module only, follow the test plan in GFF for Driver Steering Recommendation (DSR) or channel 3 activation. If the test plan fails to clear the fault, follow the directions in this document using Vehicle Self Diagnosis in Address Word 44 - Steering Assistance:
V011401 20286092017-11-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. Technical Bulletin (Update Programming for Engine Control Module and Transmission Control Module, for Shudder and/or Slight Hesitation Concerns): The current ECM/TCM programming could be causing slight hesitation related concerns in DSG equipped vehicles. The updated software of the product solution Improved ECM/TCM software to address drivability concerns and slight hesitation complaints. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
V011502 20340462017-10-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin: Update Programming of ECM for Concerns of a Bump Sensation after Coming to a Stop. The document contains the Update programming procedure Software Version Management unit codes. It also contains information on where to find if the service is covered under warranty
TT 90-13-02ss32017-10-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. How to Reset Inspection Service and Interval Service software
Quick Reference2017-10-21. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Quick Reference Update Guide: This document informs of the corresponding software/hardware and disc availability to the customer concerns about a vehicle

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.