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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.

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
PRI B2015-07-23. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. VOLKSWAGEN: SOME VOLKSWAGEN VEHICLES WITH 2.0 TFSI ENGINES WILL HAVE THE INTAKE MANIFOLD AND FUEL INJECTORS WARRANTY EXTENDED. 7/23/15 *TA
2114062015-05-13. Service bulletin. ENGINE. PASSAT 2012-2014 INFORMATION SUPERSEDES TECHNICAL BULLETIN V211405 DATED JULY 21ST. ENGINE IS NOT PERFORMING PROPERLY, BROKEN FAN OF TURBOCHARGER. *LJ
23N52015-05-12. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. THIS TSB CONTAINS AN OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. PASSAT 2012-2014 W/ 2.0L TDI CLEAN DIESEL ENGINE ECM SOFTWARE. VEHICLES ARE EXPERIENCING EXHAUST FAILURE AFTER INITIAL STARTUP, COLD TEMPERATURES COULD EFFECT THE EXHAUST TURBO CHARGER. *LJ UPDATE 6/10/15 *CW
TB-21-14-052014-11-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. VOLKSWAGEN: THERE IS NOISE FROM TURBOCHARGER OR REDUCED PERFORMANCE DUE TO BROKEN OR SEIZED SHAFT OF TURBINE FAN OF TURBO CHARGER AND ENGINE LACKS PERFORMANCE. MODEL 2012-2014 PASSAT. *PE
20361102014-07-15. Service bulletin. ENGINE AND ENGINE COOLING. REDUCED PERFORMANCE DUE TO CHECK ENGINE LIGHT ON . *LJ
TB-20-13-062013-12-05. Service bulletin. ENGINE. VOLKSWAGEN: ACTIVATED CHARCOAL FILTER SYSTEM, SOLENOID VALVE AND PERFORMING GFF FUNCTION TEST A VACUUM CHECK ON CANISTER PURGE VALVE N80 ARE ESSENTIAL TO DIAGNOSE PROPER OPERATION. MODEL 2009-14 ALL BUT ROUTAN. *PE
TB-27-13-012013-08-28. Service bulletin. ENGINE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. VOLKSWAGEN: DUE TO ACCESSORY DRIVE BELT BEING DAMAGED OR MISSING, THE CHARGING SYSTEM IS INOPERATIVE OR MALFUNCTION, AND NOISE IS COMING FROM ENGINE COMPARTMENT. MODEL 2012-2014 ALL VEHICLES EXCEPT ROUTAN, TOUAREG HYBRID, JETTA HYBRID. *PE
01-13-142013-07-12. Service bulletin. ENGINE. VOLKSWAGEN: SOME VEHICLES MAY EXPERIENCE A MISFIRE AND/OR REDUCED ENGINE PERFORMANCE. *JS
TB-19-13-012013-05-07. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. VOLKSWAGEN: IT IS A NORMAL OCCURRENCE FOR THE ELECTRIC COOLANT FANS TO CONTINUE TO RUN AFTER THE IGNITION IS SWITCHED OFF. *JS
V0112332013-03-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. VOLKSWAGEN: DTC P0441 STORED IN THE ENGINE CONTROL MODULE. PRODUCTION TOLERANCE IN DIAGNOSTIC MODULE TANK LEAKAGE (DMTL) PUMP COULD CAUSE A FALSE FLOW READING. *JS
TB-01-12-322013-03-05. Service bulletin. ENGINE. VOLKSWAGEN: A FALSE FLOW READING CAUSED BY PRODUCTION TOLERANCE IN DIAGNOSTIC MODULE TANK LEAKAGE (DMTL) PUMP. MODELS 2012-2013 PASSAT, JETTA, BEETLE. *PE
2412082013-01-24. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. VOLKSWAGEN: INTAKE MANIFOLD RESTRICTION CHECK. MIL-ON AND 1 OR MORE OF THE FOLLOWING DIAGNOSTIC CODES MAY BE STORED IN ECM FAULT MEMORY. *JS
V2012032013-01-24. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. VOLKSWAGEN:EVAPORATIVE (EVAP) EMISSION SYSTEM, DIAGNOSTIC TROUBLE CODE DIAGNOSIS. REVISED PROCEDURE DEVELOPED TO TEST EVAP SYSTEM WITHOUT FUEL CAP. *JS
1712062013-01-23. Service bulletin. ENGINE. VOLKSWAGEN: POSSIBLE OIL LEAK FROM OIL FILTER HOUSING. MANUFACTURING DEBRIS FOUND IN THE OIL FILTER HOUSING MAY PREVENT A PROPER SEAL WITH THE FILTER FLANGE, RESULTING IN AN OIL LEAK. *JS
1512042013-01-23. Service bulletin. ENGINE. VOLKSWAGEN: CAMSHAFT ADJUSTMENT VALVE 1-N205-DIAGNOSIS. ONE OR MORE SPECIFIC FAULT CODES MAY BE STORED IN THE ECM FAULT MEMORY. *JS
TB-15-12-012012-09-11. Service bulletin. ENGINE. VOLKSWAGEN: ALL MODELS EXPERIENCE THE TIMING CHAIN SLIPPING, RATTLING NOISES OF THE ENGINE AFTER STARTING, AND ENGINE FAILS TO START. 2008-13 ALL MODELS. *PE
TB-37-11-022012-02-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES. VOLKSWAGEN: INFORMATION PROVIDED REGARDING THE BRACKET UNDER THE HOOD HAD THE SHIFTER CABLE INSTALLED INCORRECTLY. *PE

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