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Service bulletins for the 2012 Toyota PRIUS

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.

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

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Bulletins, newest first
T-SB-0010-122016-03-31. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
TSB-0041-152015-09-18. Service bulletin. ENGINE. TOYOTA: DIAGNOSTIC TROUBLE CODE (DTC) POAOF ENGINE FAILS TO START, WITH MALFUNCTION INDICATOR LAMP (MIL) ON DUE TO PURGE VSV/PCV LINE SEPARATION OF THROTTLE BODY HOUSING. MODEL 2010-13 PRIUS, PRIUS V. *PE
TC14-0332015-04-14. Service bulletin. EQUIPMENT. TOYOTA: PRIUS HYBRID 2010-2014 WARRANTY HAS BEEN EXTENDED FOR INTELLIGENT POWER MODULE(IPM) FOR THE FOLLOWING VEHICLES. SEE DOCUMENT SEARCH BUTTON FOR OWNERS LETTER. *LJ
T-TT-0185-122015-04-09. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. TOYOTA PRIUS: CUSTOMERS MAY EXPERIENCE A CHANGE IN THE EV DISTANCE DISPLAY OR MAY HAVE CONCERNS REGARDING THE HV BATTERY PERFORMANCE. *LJ
SSC-14-R-12014-09-15. Service bulletin. SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER. TOYOTA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE NON TOYOTA SEAT HEATER SYSTEM, INSTALLED AS GST, ON CERTAIN VEHICLES, FAIL DUE TO WIRING CONNECTORS AND SEAT HEATER CAN TURN OFF AND NOT WORK. MODEL 2012-2014 PRIUS V. *PE
T-SB-0171-132014-06-04. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY. SOME 2012-2014 MODEL YEAR PRIUS V HAVE A DIAGNOSTIC TROUBLE CODE (DTC) POA80 OR POA7F DUE TO DUST BUILD UP IN THE BATTERY COOLING FAN. 06/04/14 *LJ
TSB-0171-132014-03-05. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. TOYOTA: THERE IS A BUILD UP OF DEBRIS, DUST IN HV BATTERY COOLING FAN, AND THE MALFUNCTION INDICATOR LAMP (MIL) ON AND A REPAIR PROCEDURE IS PROVIDED. MODEL 2012-2014 PRIUS V. *PE
TSB-0162-132013-12-30. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. TOYOTA: AN EXCESSIVE BUILD UP OF DUST, LINT, OR OTHER DEBRIS, IN HV BATTERY COOLING FAN, UNDER SEVERE OPERATING CONDITIONS, THAT REDUCES EFFICIENCY OF HV BATTERY COOLING SYSTEM, IN SOME VEHICLES, AND CLEANING AND MAINTENANCE WOULD ADDRESS THIS CONDITION. MODEL 2012-2014 PRIUS V. *PE
CSC-0531152013-08-19. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT ADAPTIVE/MOBILITY. TOYOTA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON CERTAIN VEHICLES, THE LANE KEEPING ASSIST SYSTEMS, FAILS TO ACTIVATE THE LANE DEPARTURE WARNING (BEEP), WHEN VEHICLE IS NOT IN MARKED LANE. MODEL 2012 PRIUS. *PE
TC-12-0112012-10-11. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. TOYOTA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. EXHAUST GAS CONTROL ACTUATOR MAY POSSIBLE DEVELOP COOLANT LEAK CAUSING CHECK ENGINE LAMP AND WATER TEMP INDICATOR LAMP TO ILLUMINATE. MODELS 2011-2012 HIGHLANDER HV; MODEL 2012 PRIUS V. *PE
TC-12-0152012-08-22. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. TOYOTA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. CORRECT INSTRUCTION SHEET IS BEING PROVIDED TO REPLACE THE ORIGINAL CHARGING CABLE INFORMATION DUE TO A MISPRINT. *PE
TSB-0087-122012-08-21. Service bulletin. VEHICLE SPEED CONTROL:ACCELERATOR PEDAL. TOYOTA: ACCELERATOR PEDAL SENSOR ASSEMBLY INFORMATION REGARDING THE INSPECTION, REMOVAL, AND INSTALLATION, IF LUBRICATION OR OIL, IS APPLIED. *PE
TCS-12-0142012-08-18. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL; EQUIPMENT ADAPTIVE/MOBILITY. TOYOTA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON SOME MODELS, WHEN VEHICLE STARTS TO DEVIATE FROM MARKED LANES, THE LANE KEEPING ASSIST (LKA) SYSTEM FAILS TO ACTIVATE BEEPING, (DEPARTURE LANE WARNING). *PE
TSB-0207-112012-01-25. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. TOYOTA: BULLETIN PROVIDING INFORMATION REGARDING PROPER MAINTENANCE, IF NECESSARY, FOR THE AUXILIARY BATTERY AND HV BATTERY FROM GRADUALLY DECREASING. *PE
TSB-0198-112012-01-23. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. TOYOTA: BULLETIN PROVIDING INFORMATION ON THE MAINTENANCE AND CLEANING OF EXCESSIVE DUST, LINT, AND/OR OTHER DEBRIS THAT COULD BUILDUP ON HV BATTERY COOLING FAN THAT REDUCES EFFICIENCY OF THE SYSTEM. *PE MODEL 2010-2013 PRIUS. UPDATED 5/14/14. *PE
TSB-0122-112011-12-17. Service bulletin. AIR BAGS; SEATS. TOYOTA: INFORMATION PROVIDED FOR REPLACING THE SEAT COVERS FOR VEHICLES EQUIPPED WITH SIDE AIRBAGS. *PE
TSB-0025-112011-06-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. TOYOTA: LONG-TERM STORAGE PROCEDURE FOR SOME 2012 MODELS. *RM

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