Service bulletins for the 2012 Toyota Prius V
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.
496 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
| T-TT-0309-14 | 2017-08-01. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Tech Tip: Some customers may experience Bluetooth disconnections or loss of SMS Text Message Functionality on the navigation/audio system with Android phones running OS 4.4 or later. Condition tends to occur to customers who have many previous text messages on their phones. |
|---|---|
| T-TT-0307-14 | 2017-08-01. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Tech Tip: Customer complains of carious Bluetooth connectivity concerns after upgrading to iOS 8.0 and later. Conditions typically experienced include inability to pair the iPhone to the system, poor sound quality during phone calls placed through the audio/navigation system, and the inability to place a hands free phone call using the audio/navigation system. |
| T-SB-0006-11 Rev | 2017-08-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES; POWER TRAIN. TSB: World Standard (WS) Automatic Transmission Fluid (ATF) was introduced to reduce maintenance costs and increase the mileage between scheduled maintenance checks. Here are some important tips when working with ATF-WS in Toyota vehicles requiring it's use. |
| T-SB-007-13 Rev2 | 2017-08-01. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). TSB: September 30, 2014: This bulletin is now obsolete. Please see T-SB-0133-14. |
| T-SB-0150-14 | 2017-08-01. Service bulletin. EQUIPMENT:ELECTRICAL. TSB: The purpose of this general information Service Bulletin is to announce sub-component diagnosis and replacement is now available for the Hybrid Transaxle assembly equipped on 2007 - 2011 model year Camry HV, 2006 - 2015 model year Highlander HV, 2010 - 2015 model year Prius, and 2012 - 2015 model year Prius PHV and Prius V vehicles. |
| ZF3_WARRANTY POL | 2017-06-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). WARRANTY POLICY BULLETIN (POL16-04): IN THESE VEHICLES, TOYOTA HAS RECEIVED SOME REPORTS OF A ROUGH IDLE AND/OR RATTLE NOISE FROM THE TRANSAXLE AT COLD START DUE TO A STICKING EXHAUST GAS RECIRCULATION (EGR) VALVE. IF THIS OCCURS, THE VEHICLE MAY ILLUMINATE THE CHECK ENGINE LIGHT AND SET DIAGNOSTIC TROUBLE CODE (DTC) P0401. |
| ZF3_DEALER LETTE | 2017-06-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). DEALER LETTER: IN THESE VEHICLES, TOYOTA HAS RECEIVED SOME REPORTS OF A ROUGH IDLE AND/OR RATTLE NOISE FROM THE TRANSAXLE AT COLD START DUE TO A STICKING EXHAUST GAS RECIRCULATION (EGR) VALVE. IF THIS OCCURS, THE VEHICLE MAY ILLUMINATE THE CHECK ENGINE LIGHT AND SET DIAGNOSTIC TROUBLE CODE (DTC) P0401. |
| ZF3_DEALER LETTE | 2017-06-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). DEALER EMAIL: IN THESE VEHICLES, TOYOTA HAS RECEIVED SOME REPORTS OF A ROUGH IDLE AND/OR RATTLE NOISE FROM THE TRANSAXLE AT COLD START DUE TO A STICKING EXHAUST GAS RECIRCULATION (EGR) VALVE. IF THIS OCCURS, THE VEHICLE MAY ILLUMINATE THE CHECK ENGINE LIGHT AND SET DIAGNOSTIC TROUBLE CODE (DTC) P0401. |
| ZF3_REGION LETTE | 2017-06-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). REGION LETTER: IN THESE VEHICLES, TOYOTA HAS RECEIVED SOME REPORTS OF A ROUGH IDLE AND/OR RATTLE NOISE FROM THE TRANSAXLE AT COLD START DUE TO A STICKING EXHAUST GAS RECIRCULATION (EGR) VALVE. IF THIS OCCURS, THE VEHICLE MAY ILLUMINATE THE CHECK ENGINE LIGHT AND SET DIAGNOSTIC TROUBLE CODE (DTC) P0401. |
| ZF3_REGION LETTE | 2017-06-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). REGION EMAIL: IN THESE VEHICLES, TOYOTA HAS RECEIVED SOME REPORTS OF A ROUGH IDLE AND/OR RATTLE NOISE FROM THE TRANSAXLE AT COLD START DUE TO A STICKING EXHAUST GAS RECIRCULATION (EGR) VALVE. IF THIS OCCURS, THE VEHICLE MAY ILLUMINATE THE CHECK ENGINE LIGHT AND SET DIAGNOSTIC TROUBLE CODE (DTC) P0401. |
| T-TT-0374-15 REV | 2017-04-07. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT. "TT: SINCE MY 2011, SEVERAL DIFFERENT UPDATE OR UPGRADE USB SSTS HAVE BEEN ISSUED FOR TOYOTA AUDIO AND NAVIGATION SYSTEMS. REFER TO THE CHART BELOW FOR A COMPREHENSIVE LIST OF ALL CURRENT AND PREVIOUSLY ISSUED USB SSTS AND THEIR APPLICABILITY. " |
| T-SB-0027-16 | 2017-04-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. TSB: SOME PRIUS, PRIUS V, AND PRIUS PHV VEHCILES MAY EEXHIBVIT A ROUGH IDLE OR TAPPING NOISE FROM THE HV TRANSAXLE AT COLD START. THE CHECK ENGINE LIGHT MAY ALSO ILLUMINATE WITH (DTC) P0401 (EXHAUST GAS RECIRCULATION FLOW INSUFFICIENT DETECTED). DUE TO EXCESS CARBON BUILD-UP AT THE VALVE ASSEMBLY, THE VALVE WILL STICK, CAUSING THE ENGINE RPM TO FLUCTUATE. FOLLOW THE PROCEDURES IN THIS BULLETIN TO ADDRESS THE CONDITION. |
| ZF5_DEALER DAILY | 2017-04-05. Service bulletin. HYBRID PROPULSION SYSTEM: INVERTER; ELECTRICAL SYSTEM. DEALER DAILY: WARRANTY ENHANCEMENT PROGRAM ZF5 DEALER LETTER NOW AVAILABLE ON TIS. |
| ZF5_WARRANTY POL | 2017-04-05. Service bulletin. ELECTRICAL SYSTEM; HYBRID PROPULSION SYSTEM: INVERTER. WARRANTY POLICY BULLETIN (POL16-02): TOYOTA HAS RECEIVED SOME REPORTS INDICATING THE INTELLIGENT POWER MODULE (IPM) LOCATED INSIDE THE INVERTER ASSEMBLY OF THE HYBRID SYSTEM MAY FAIL. THIS CONDITION IS INDICATED BY THE HYBRID SYSTEM DIAGNOSTIC TROUBLE CODES (DTCS): P0A94, P324E, P3004, AND/OR P0A1A. IF ONE OR MORE OF THESE DTCS ARE DETECTED, VARIOUS WARNING LAMPS ON THE INSTRUMENT PANEL WILL ILLUMINATE AND THE VEHICLE WILL ENTER FAIL SAFE MODE. |
| ZF5_T-SB-0036-16 | 2017-04-05. Service bulletin. HYBRID PROPULSION SYSTEM: INVERTER; ELECTRICAL SYSTEM. TSB: SOME 2010 – 2014 PRIUS AND 2012 – 2014 PRIUS V MODEL VEHICLES MAY EXHIBIT A MIL “ON” CONDITION WITH DTCS P0A94, P324E, P0A1A, OR P3004, INDICATING A MALFUNCTION HAS OCCURRED IN THE HYBRID INVERTER ASSEMBLY. TO HELP IDENTIFY THE SPECIFIC COMPONENTS WITHIN THE INVERTER ASSEMBLY THAT NEED TO BE REPLACED, FOLLOW THE STEPS IN THIS SERVICE BULLETIN TO ADDRESS THE CONDITION. |
| ZF5_DEALER LETTE | 2017-04-05. Service bulletin. HYBRID PROPULSION SYSTEM: INVERTER; ELECTRICAL SYSTEM. DEALER LETTER: IN THESE VEHICLES, TOYOTA HAS RECEIVED SOME REPORTS WHERE THE INTELLIGENT POWER MODULE (IPM) LOCATED INSIDE THE INVERTER ASSEMBLY OF THE HYBRID SYSTEM MAY FAIL. THIS CONDITION IS INDICATED BY HYBRID SYSTEM DIAGNOSTIC TROUBLE CODES (DTCS): P0A94, P324E, P3004, AND/OR P0A1A. IF ONE OR MORE OF THESE DTCS ARE DETECTED, VARIOUS WARNING LAMPS ON THE INSTRUMENT PANEL WILL ALSO ILLUMINATE AND THE VEHICLE WILL ENTER FAIL SAFE MODE. ALTHOUGH THE HYBRID INVERTER ASSEMBLY IS COVERED BY TOYOTA’S NEW VEHICLE LIMITED WARRANTY FOR 8 YEARS OR 100,000 MILES (WHICHEVER OCCURS FIRST), WE AT TOYOTA CARE ABOUT THE CUSTOMERS’ OWNERSHIP EXPERIENCE. TOYOTA IS NOW EXTENDING THE WARRANTY COVERAGE FOR REPAIRS RELATED TO FAILURE OF THE INTELLIGENT POWER MODULE (IPM). PLEASE SEE THE WARRANTY ENHANCEMENT PROGRAM DETAILS FOR ADDITIONAL INFORMATION. |
| ZF5_DEALER EMAIL | 2017-04-05. Service bulletin. ELECTRICAL SYSTEM; HYBRID PROPULSION SYSTEM: INVERTER. DEALER EMAIL: IN THESE VEHICLES, TOYOTA HAS RECEIVED SOME REPORTS WHERE THE INTELLIGENT POWER MODULE (IPM) LOCATED INSIDE THE INVERTER ASSEMBLY OF THE HYBRID SYSTEM MAY FAIL. THIS CONDITION IS INDICATED BY HYBRID SYSTEM DIAGNOSTIC TROUBLE CODES (DTCS): P0A94, P324E, P3004, AND/OR P0A1A. IF ONE OR MORE OF THESE DTCS ARE DETECTED, VARIOUS WARNING LAMPS ON THE INSTRUMENT PANEL WILL ALSO ILLUMINATE AND THE VEHICLE WILL ENTER FAIL SAFE MODE. ALTHOUGH THE HYBRID INVERTER ASSEMBLY IS COVERED BY TOYOTA’S NEW VEHICLE LIMITED WARRANTY FOR 8 YEARS OR 100,000 MILES (WHICHEVER OCCURS FIRST), WE AT TOYOTA CARE ABOUT THE CUSTOMERS’ OWNERSHIP EXPERIENCE. TOYOTA IS NOW EXTENDING THE WARRANTY COVERAGE FOR REPAIRS RELATED TO FAILURE OF THE INTELLIGENT POWER MODULE (IPM). PLEASE SEE THE WARRANTY ENHANCEMENT PROGRAM DETAILS FOR ADDITIONAL INFORMATION. |
| ZF5_REGION LETTE | 2017-04-05. Service bulletin. ELECTRICAL SYSTEM; HYBRID PROPULSION SYSTEM: INVERTER. REGIONLETTER: IN THESE VEHICLES, TOYOTA HAS RECEIVED SOME REPORTS WHERE THE INTELLIGENT POWER MODULE (IPM) LOCATED INSIDE THE INVERTER ASSEMBLY OF THE HYBRID SYSTEM MAY FAIL. THIS CONDITION IS INDICATED BY HYBRID SYSTEM DIAGNOSTIC TROUBLE CODES (DTCS): P0A94, P324E, P3004, AND/OR P0A1A. IF ONE OR MORE OF THESE DTCS ARE DETECTED, VARIOUS WARNING LAMPS ON THE INSTRUMENT PANEL WILL ALSO ILLUMINATE AND THE VEHICLE WILL ENTER FAIL SAFE MODE. ALTHOUGH THE HYBRID INVERTER ASSEMBLY IS COVERED BY TOYOTA’S NEW VEHICLE LIMITED WARRANTY FOR 8 YEARS OR 100,000 MILES (WHICHEVER OCCURS FIRST), WE AT TOYOTA CARE ABOUT THE CUSTOMERS’ OWNERSHIP EXPERIENCE. TOYOTA IS NOW EXTENDING THE WARRANTY COVERAGE FOR REPAIRS RELATED TO FAILURE OF THE INTELLIGENT POWER MODULE (IPM). PLEASE SEE THE WARRANTY ENHANCEMENT PROGRAM DETAILS FOR ADDITIONAL INFORMATION. |
| ZF5_REGION EMAIL | 2017-04-04. Service bulletin. HYBRID PROPULSION SYSTEM: INVERTER; ELECTRICAL SYSTEM. REGION EMAIL: IN THESE VEHICLES, TOYOTA HAS RECEIVED SOME REPORTS WHERE THE INTELLIGENT POWER MODULE (IPM) LOCATED INSIDE THE INVERTER ASSEMBLY OF THE HYBRID SYSTEM MAY FAIL. THIS CONDITION IS INDICATED BY HYBRID SYSTEM DIAGNOSTIC TROUBLE CODES (DTCS): P0A94, P324E, P3004, AND/OR P0A1A. IF ONE OR MORE OF THESE DTCS ARE DETECTED, VARIOUS WARNING LAMPS ON THE INSTRUMENT PANEL WILL ALSO ILLUMINATE AND THE VEHICLE WILL ENTER FAIL SAFE MODE. ALTHOUGH THE HYBRID INVERTER ASSEMBLY IS COVERED BY TOYOTA’S NEW VEHICLE LIMITED WARRANTY FOR 8 YEARS OR 100,000 MILES (WHICHEVER OCCURS FIRST), WE AT TOYOTA CARE ABOUT THE CUSTOMERS’ OWNERSHIP EXPERIENCE. TOYOTA IS NOW EXTENDING THE WARRANTY COVERAGE FOR REPAIRS RELATED TO FAILURE OF THE INTELLIGENT POWER MODULE (IPM). PLEASE SEE THE WARRANTY ENHANCEMENT PROGRAM DETAILS FOR ADDITIONAL INFORMATION. |
| T-SB-0044-16 | 2017-04-04. Service bulletin. EQUIPMENT. TSB: ON SOME VEHICLES, WHEN RAPGARD™ IS REMOVED, THE PAINT MAY HAVE A STAINED APPEARANCE. THESE STAINS APPEAR TO BE UNDER THE CLEAR COAT (REPAINTING THIS AREA IS NOT NECESSARY). THE STAIN PATTERNS ARE USUALLY UNDER WRINKLES IN THE RAPGARD™. THESE WRINKLES SOMETIMES TRAP WATER AND CAUSE THE PAINT TO STAIN FROM THE TRAPPED MOISTURE, ESPECIALLY ON HORIZONTAL SURFACES, SUCH AS THE HOOD, ROOF, AND TRUNK. STAINS CAN BE REMOVED BY HEATING THE STAINED SURFACE TO REMOVE THE TRAPPED MOISTURE. |
| T-SB-0051-13 REV | 2017-03-29. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT. TSB: AUGUST 19, 2015: THIS BULLETIN IS NOW OBSOLETE. PLEASE SEE T-SB-0061-15 |
| T-TT-0365-15 | 2017-03-28. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. TT: A VEHICLE MAY ARRIVE TO THE DEALER WITH A MIL “ON” CONDITION AND P0A80 STORED IN THE MEMORY. SOME CASES HAVE BEEN IDENTIFIED WITH INTERNAL MODIFICATION DONE TO THE HV BATTERY. MODIFIED OR ALTERED PARTS ARE NOT COVERED UNDER WARRANTY. |
| T-TT-0234-13 REV | 2017-03-28. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT. TT: SINCE MY 2011, SEVERAL DIFFERENT UPDATE OR UPGRADE USB SSTS HAVE BEEN ISSUED FOR TOYOTA AUDIO AND NAVIGATION SYSTEMS. REFER TO THE CHART BELOW FOR A COMPREHENSIVE LIST OF ALL CURRENT AND PREVIOUSLY ISSUED USB SSTS AND THEIR APPLICABILITY. |
| T-TT-0362-15 | 2017-03-28. Service bulletin. ELECTRICAL SYSTEM; ENGINE. TT: THE VEHICLE MAY BE DIFFICULT TO START OR HAVE AN ABNORMALLY LOW OR ROUGH IDLE AFTER THE BATTERY HAS BEEN DISCONNECTED OR POWER TO THE ENGINE ECM HAS BEEN INTERRUPTED. |
| T-TT-0344-15 REV | 2017-03-28. Service bulletin. EQUIPMENT. TT: IPHONE TEXT MESSAGES DO NOT APPEAR ON MULTIMEDIA DIS[PLAY. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.