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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

Bulletins, newest first
Analysis152023-08-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Please contact VW Helpline before attempting repair
Analysis132023-08-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Please contact VW Helpline before attempting repair
Analysis112023-08-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Please contact VW Helpline before attempting repair
Analysis72023-08-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Please contact VW Helpline before attempting repair
Analysis42023-08-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Please contact VW Helpline before attempting repair
AnalysisT2023-08-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Please contact VW Helpline before attempting repair
AnalysisS2023-08-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Please contact VW Helpline before attempting repair
AnalysisR2023-08-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Please contact VW Helpline before attempting repair
AnalysisQ2023-08-21. Service bulletin. EQUIPMENT:ELECTRICAL; ENGINE AND ENGINE COOLING; POWER TRAIN. Please contact VW Helpline before attempting repair
Analysis02023-08-21. Service bulletin. EQUIPMENT:ELECTRICAL; ENGINE AND ENGINE COOLING; POWER TRAIN. Please contact VW Helpline before attempting repair
AnalysisN2023-08-21. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:ELECTRICAL; POWER TRAIN. Please contact VW Helpline before attempting repair
AnaylsisM2023-08-21. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN; EQUIPMENT:ELECTRICAL. Please contact VW Helpline before attempting repair
AnalysisL2023-08-21. Service bulletin. POWER TRAIN; EQUIPMENT:ELECTRICAL; ENGINE AND ENGINE COOLING. Please contact VW Helpline before attempting repair
Action20T8c2023-08-14. Service bulletin. FUEL SYSTEM, GASOLINE. Install Misfueling Guard
Action20T8b2023-08-14. Service bulletin. ENGINE AND ENGINE COOLING. Install Misfueling Guard
Action23N52023-08-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). ECM Software
Action20T8a2023-08-14. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. We would like to inform you that the FAQ for Service Action 20T8 has been revised to include additional information for dealers to share with customers about the misfueling guard.
CustomerCare2023-08-14. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Customer Letter
CustomerLetter2023-08-14. Service bulletin. FUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE. 2009-2015 Model Year Volkswagen TDI® Clean Diesel Vehicles Registered in Minnesota
Guide2023-08-14. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). P0102, P1128, P1296 - WA front oxygen sensor faults
23N52023-08-14. Service bulletin. UNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ELECTRICAL SYSTEM:SOFTWARE; FUEL SYSTEM, DIESEL. Some vehicles may experience exhaust turbocharger failure (under extreme cold weather conditions) in a brief time period after initial vehicle start up.
V2719012011894242023-08-04. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Battery Testing and Charging using Midtronics VAS6161 and or GRX3000 Vas Charger
V2715032016076122023-08-04. Service bulletin. ELECTRICAL SYSTEM. Diagnostic assistance for excessive static current draw
V1719012012855642023-08-04. Service bulletin. ENGINE AND ENGINE COOLING. Volkswagen Engine oil quality standards, update to attachments.
3413012023-07-31. Service bulletin. BACK OVER PREVENTION; POWER TRAIN. Customer states there is a noise from the clutch, transmission or driveline components under varying driving conditions with varying sound levels.

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