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Service bulletins for the 2016 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.

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

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Bulletins, newest first
T-TT-0365-152017-03-28. 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-0344-15 REV2017-03-28. Service bulletin. EQUIPMENT. TT: IPHONE TEXT MESSAGES DO NOT APPEAR ON MULTIMEDIA DIS[PLAY.
T-TT-0360-152017-03-28. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT. TT: CUSTOMERS MAY EXPERIENCE CONNECTIVITY ISSUES WHEN THE FOLLOWING CONDITIONS ARE MET: THE CUSTOMER'S IPHONE IS OPERATING ON IOS9 FIRMWARE. THE CUSTOMER'S IPHONE IS CONNECTED TO THE VEHICLE VIA BLUETOOTH. THE CUSTOMER MAY COMPLAIN OF THE FOLLOWING ISSUES: WHEN RECEIVING TWO INCOMING CALLS SIMULTANEOUSLY, BOTH CALLS ARE ENDED AUTOMATICALLY. ITUNES RADIO APP DOES NOT PLAY VIA BLUETOOTH AUDIO. PODCAST AND AUDIOBOOK MEDIA PLAYBACK IS INOPERATIVE VIA BLUETOOTH AUDIO.
T-TT-0309-14 REV2017-03-24. Service bulletin. EQUIPMENT:ELECTRICAL. TT: 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-SB-0028-142017-03-23. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. "TSB: LONG-TERM OR OFF-SITE STORAGE REQUIRES SPECIAL CARE TO KEEP VEHICLES FACTORY FRESH AND READY FOR DELIVERY. THE FOLLOWING GUIDELINES SHOULD BE PERFORMED TO MINIMIZE VEHICLE COMPONENT/PART DEGRADATION DUE TO EXTENDED VEHICLE STORAGE CONDITIONS. LONG-TERM STORAGE CAN AFFECT A VEHICLE’S SYSTEMS AND COMPONENTS. ANY PROBLEMS THAT ARE FOUND SHOULD BE CORRECTED IMMEDIATELY."
T-TT-0381-162017-03-21. Service bulletin. EQUIPMENT. TECH TIP: SOME CUSTOMERS MAY EXPERIENCE DIFFICULTY PROGRAMMING HOMELINK.
T-SB-0128-152017-03-21. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. "TSB: PRE-DELIVERY SERVICE (PDS) IS A CRITICAL STEP IN SATISFYING YOUR NEW CAR CUSTOMERS. CUSTOMER FEEDBACK INDICATES THE FOLLOWING AREAS DESERVE SPECIAL ATTENTION WHEN PERFORMING PDS: • CAREFUL INSPECTION FOR PAINT CHIPS/SCRATCHES AND BODY DENTS/DINGS. • PROPER OPERATION OF ELECTRICAL ACCESSORIES (INCLUDING INTERIOR LIGHT, CLOCK, AND RADIO RESET). • INTERIOR CLEANLINESS. • PROPER FUNCTION OF MECHANICAL SYSTEMS. CUSTOMER RETENTION AND PROPER MAINTENANCE OF VEHICLES HAS BEEN A MAJOR FOCUS FOR TOYOTA. TO HELP REMIND CUSTOMERS THAT REGULAR OIL CHANGES ARE ESSENTIAL TO THE PROPER MAINTENANCE OF THEIR VEHICLE, DEALERS ARE REQUIRED TO BEGIN INSTALLING A FIRST OIL CHANGE REMINDER STICKER PRIOR TO DELIVERY. BY DOING THIS, CUSTOMERS WILL BE REMINDED TO RETURN TO YOUR DEALERSHIP FOR THEIR FIRST OIL CHANGE. YOUR CURRENT OIL CHANGE REMINDER STICKER MAY BE USED. "
T-SB-0012-13 REV2017-03-21. Service bulletin. ENGINE; ELECTRICAL SYSTEM. "TSB: FLASH REPROGRAMMING ALLOWS THE ECU SOFTWARE TO BE UPDATED WITHOUT REPLACING THE ECU. FLASH CALIBRATION UPDATES FOR SPECIFIC VEHICLE MODELS/ECUS ARE RELEASED AS FIELD-FIX PROCEDURES DESCRIBED IN INDIVIDUAL SERVICE BULLETINS. THIS BULLETIN DETAILS THE TECHSTREAM ECU FLASH REPROGRAMMING PROCESS AND OUTLINES USE OF THE TECHNICAL INFORMATION SYSTEM (TIS) AND THE CALIBRATION UPDATE WIZARD (CUW). FLASH CALIBRATION UPDATES CAN ONLY BE APPLIED TO THE VEHICLE/ECU COMBINATION FOR WHICH THEY ARE INTENDED. ECUS HAVE INTERNAL SECURITY THAT WILL NOT ALLOW THEM TO BE PROGRAMMED WITH ANOTHER ECU’S INFORMATION."
T-TT-0375-152017-03-02. Service bulletin. EQUIPMENT. TT: FOR CUSTOMER CONCERNS OF NO OR POOR OUTGOING SOUND FROM THE BLUETOOTH SYSTEMS THERE ARE DIAGNOSTICS IN THE REPAIR MANUAL WHICH CAN BE PERFORMED TO DIAGNOSE THE CONDITION.
T-TT-0377-152017-03-02. Service bulletin. EQUIPMENT. TT: SOME CUSTOMERS MAY EXPERIENCE POOR OUTGOING BLUETOOTH SOUND QUALITY, THIS CAN OCCUR FOR VARIOUS REASONS. CURRENT MULTIMEDIA SYSTEMS ARE DESIGNED WITH THE ABILITY TO ADJUST BLUETOOTH SOUND QUALITY TO COMPENSATE FOR ECHO OR EXCESSIVE BACKGROUND NOISE.
T-SB-0128-152017-03-02. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. "TSB: PRE-DELIVERY SERVICE (PDS) IS A CRITICAL STEP IN SATISFYING OUR NEW CAR CUSTOMERS. CUSTOMER FEEDBACK INDICATES THE FOLLOWING AREAS DESERVE SPECIAL ATTENTION WHEN PERFORMING PDS: • CAREFUL INSPECTION FOR PAINT CHIPS/SCRATCHES AND BODY DENTS/DINGS. • PROPER OPERATION OF ELECTRICAL ACCESSORIES (INCLUDING INTERIOR LIGHT, CLOCK, AND RADIO RESET). • INTERIOR CLEANLINESS. • PROPER FUNCTION OF MECHANICAL SYSTEMS. CUSTOMER RETENTION AND PROPER MAINTENANCE OF VEHICLES HAS BEEN A MAJOR FOCUS FOR TOYOTA. TO HELP REMIND CUSTOMERS THAT REGULAR OIL CHANGES ARE ESSENTIAL TO THE PROPER MAINTENANCE OF THEIR VEHICLE, DEALERS ARE REQUIRED TO BEGIN INSTALLING A FIRST OIL CHANGE REMINDER STICKER PRIOR TO DELIVERY. BY DOING THIS, CUSTOMERS WILL BE REMINDED TO RETURN TO YOUR DEALERSHIP FOR THEIR FIRST OIL CHANGE. YOUR CURRENT OIL CHANGE REMINDER STICKER MAY BE USED. (SEE PDS CHECK SHEET ITEM 8 OF “FINAL INSPECTION & CLEANING.”)"
T-SB-0127-152017-03-02. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. "TSB: PRE-DELIVERY SERVICE (PDS) IS A CRITICAL STEP IN SATISFYING OUR NEW CAR CUSTOMERS. CUSTOMER FEEDBACK INDICATES THE FOLLOWING AREAS DESERVE SPECIAL ATTENTION WHEN PERFORMING PDS: • CAREFUL INSPECTION FOR PAINT CHIPS/SCRATCHES AND BODY DENTS/DINGS. • PROPER OPERATION OF ELECTRICAL ACCESSORIES (INCLUDING INTERIOR LIGHT, CLOCK, AND RADIO RESET). • INTERIOR CLEANLINESS. • PROPER FUNCTION OF MECHANICAL SYSTEMS. CUSTOMER RETENTION AND PROPER MAINTENANCE OF VEHICLES HAS BEEN A MAJOR FOCUS FOR TOYOTA. TO HELP REMIND CUSTOMERS THAT REGULAR OIL CHANGES ARE ESSENTIAL TO THE PROPER MAINTENANCE OF THEIR VEHICLE, DEALERS ARE REQUIRED TO BEGIN INSTALLING A FIRST OIL CHANGE REMINDER STICKER PRIOR TO DELIVERY. BY DOING THIS, CUSTOMERS WILL BE REMINDED TO RETURN TO YOUR DEALERSHIP FOR THEIR FIRST OIL CHANGE. YOUR CURRENT OIL CHANGE REMINDER STICKER MAY BE USED. (SEE PDS CHECK SHEET ITEM 8 OF “FINAL INSPECTION & CLEANING.”)"
T-SB-0124-152017-03-02. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. "A BATTERY IN A STORED VEHICLE IS SUBJECT TO CONDITIONS THAT CAN REDUCE ITS PERFORMANCE AND LIFE. THESE CONDITIONS INCLUDE STORAGE PERIOD, TEMPERATURE, PARASITIC DRAIN, AND BATTERY LOAD. BECAUSE OF THESE FACTORS, BATTERY INSPECTION AND MAINTENANCE ARE REQUIRED IN ORDER TO ENSURE PROPER OPERATION AND OPTIMAL BATTERY LIFE. AS A MATTER OF POLICY, TOYOTA DOES NOT PROVIDE BATTERY WARRANTY COVERAGE FOR DISCHARGED AND/OR FAILED BATTERIES DUE TO LACK OF MAINTENANCE. IT IS THE DEALER’S RESPONSIBILITY TO MAINTAIN THE SPECIFIED STATE OF CHARGE (SOC) OF THE VEHICLE’S BATTERY WHILE IN STOCK AND ASSURE PROPER STATE OF CHARGE (SOC) AT DELIVERY. TO ELIMINATE CUSTOMER SERVICE CONCERNS DUE TO AN UNDERCHARGED BATTERY DURING THE FIRST FEW WEEKS OF OWNERSHIP, ALL DEALERS SHOULD CHECK BATTERY STATE OF CHARGE (SOC) AND RECHARGE, IF NECESSARY, WITHIN 48 HOURS OF DELIVERY TO CUSTOMERS."
T-TT-0385-162017-03-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. "TECH TIP: THIS TECH TIP IS BEING PROVIDED TO BRING ATTENTION TO THE NEW LOCATION OF THE ENTUNE/NAV/MAP UPDATE AND UPGRADE USB DIRECTORY. CLICK ON THE TIS TAB, DIAGNOSTICS TAB, TELEMATICS TAB, AND THE DOCUMENT IS NOW LOCATED UNDER THE REFERENCE DOCUMENTS SECTIONS. THIS CHANGE HAS OCCURRED TO HELP SPEED UP THE UPDATING PROCESS OF THIS DOCUMENT. "
DEN-N3D7B-062017-02-24. Service bulletin. AIR BAGS. THIS COMMUNICATION IS INFORMING TOYOTA OF A DELAMINATION ISSUE WITHIN AN I.C. PRODUCED BY NXP AND ASSEMBLED INTO AIRBAG SENSOR SUPPLIED BY DENSO INTERNATIONAL AMERICA, INC. THIS DELAMINATION ISSUE MANIFESTS ITSELF AS AN OPEN CIRCUIT WITHIN THE SENSOR, CAUSING A DTC TO BE SET ON THE VEHICLE ALONG WITH A DECLARING “AIRBAG” LIGHT.
T-TT-0395-162017-02-23. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. TT: HV BATTERIES HAVE LIQUID FILLED CELL MODULES, TO PREVENT LEAKAGE FROM CELLS, IT IS VERY IMPORTANT TO CONFIRM THE PROPER ORIENTATION MARK OF THE DRC.
T-TT-0392-16 REV2017-02-23. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. TT: SOME CUSTOMERS MAY EXPERIENCE BLUETOOTH CONNECTION ISSUES AFTER UPDATING THE ANDROID OPERATING SYSTEM TO 5.X.X (LOLLIPOP) OR LATER.
T-SB-0087-14 REV2017-02-16. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. TSB: PRIUS AND MIRAI VEHICLES ARE EQUIPPED WITH 2 TYPES OF BATTERIES: • HYBRID VEHICLE (HV) BATTERY • 12-VOLT AUXILIARY BATTERY IF PRIUS OR MIRAI VEHICLES ARE PUT INTO STORAGE, THE STATE OF CHARGE (SOC) OF ITS HV BATTERY AND AUXILIARY BATTERY WILL GRADUALLY DECREASE. TO PREVENT THE AUXILIARY BATTERY FROM BECOMING DISCHARGED DURING STORAGE, PROPER MAINTENANCE IS NECESSARY. PLEASE PERFORM THE FOLLOWING MAINTENANCE SERVICE FOR THE HV BATTERY AND 12-VOLT AUXILIARY BATTERY. NOTE • BEFORE DISCONNECTING THE AUXILIARY BATTERY, CONFIRM THE SHIFT LEVER IS IN THE “P” POSITION AND APPLY THE PARKING BRAKE COMPLETELY. THE SHIFT LEVER CANNOT BE SHIFTED FROM THE “P” POSITION WITH THE 12-VOLT AUXILIARY BATTERY DISCONNECTED. • IF THE NEGATIVE (–) TERMINAL OF THE AUXILIARY BATTERY IS RECONNECTED, EVEN IF THE POWER BUTTON IS IN THE “START” MODE, THE HYBRID/FUEL CELL SYSTEM MAY NOT START. IN THIS CASE, PUSH THE “POWER” BUTTON AND SELECT THE “START” MODE AGAIN TO START THE HYBRID/FUEL CELL SYSTEM (THE “READY” LIGHT IS ON). IF THE HYBRID/FUEL CELL SYSTEM STILL DOES NOT START (THE “READY” LIGHT IS OFF), REFER TO THE REPAIR MANUAL.
G0T_REGIONB2017-02-15. Service bulletin. EQUIPMENT; BACK OVER PREVENTION: BACK-UP ALARM. DEALER LETTER: IN THE INVOLVED VEHICLES, THE S-APGS (SIMPLE ADVANCED PARKING GUIDANCE SYSTEM) BUZZER MAY NOT SOUND AS DESIGNED TO ALERT THE DRIVER TO STOP THE VEHICLE DURING BACK-IN ASSIST PARKING MODE AND PARALLEL PARKING MODE. HOWEVER, THE STOP INDICATOR DISPLAYS CORRECTLY ON THE MULTI-INFORMATION DISPLAY TO ALERT THE DRIVER TO STOP THE VEHICLE.
G0T_TI 7/212017-02-15. Service bulletin. EQUIPMENT; BACK OVER PREVENTION: BACK-UP ALARM. TECHNICAL INSTRUCTIONS: IN THE INVOLVED VEHICLES, THE S-APGS (SIMPLE ADVANCED PARKING GUIDANCE SYSTEM) BUZZER MAY NOT SOUND AS DESIGNED TO ALERT THE DRIVER TO STOP THE VEHICLE DURING BACK-IN ASSIST PARKING MODE AND PARALLEL PARKING MODE. HOWEVER, THE STOP INDICATOR DISPLAYS CORRECTLY ON THE MULTI-INFORMATION DISPLAY TO ALERT THE DRIVER TO STOP THE VEHICLE.
G0T_DEALER 7/212017-02-15. Service bulletin. BACK OVER PREVENTION: BACK-UP ALARM; EQUIPMENT. DEALER LETTER EMAIL: IN THE INVOLVED VEHICLES, THE S-APGS (SIMPLE ADVANCED PARKING GUIDANCE SYSTEM) BUZZER MAY NOT SOUND AS DESIGNED TO ALERT THE DRIVER TO STOP THE VEHICLE DURING BACK-IN ASSIST PARKING MODE AND PARALLEL PARKING MODE. HOWEVER, THE STOP INDICATOR DISPLAYS CORRECTLY ON THE MULTI-INFORMATION DISPLAY TO ALERT THE DRIVER TO STOP THE VEHICLE.
G0T_DEALER 7/212017-02-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. DEALER DAILY: LIMITED SERVICE CAMPAIGN G0T DEALER LETTER AND TECHNICAL INSTUCTIONS ARE NOW AVAILABLE ON TIS.
G0T_REGION7/21A2017-02-15. Service bulletin. EQUIPMENT; BACK OVER PREVENTION: BACK-UP ALARM. REGION LETTER: IN THE INVOLVED VEHICLES, THE S-APGS (SIMPLE ADVANCED PARKING GUIDANCE SYSTEM) BUZZER MAY NOT SOUND AS DESIGNED TO ALERT THE DRIVER TO STOP THE VEHICLE DURING BACK-IN ASSIST PARKING MODE AND PARALLEL PARKING MODE. HOWEVER, THE STOP INDICATOR DISPLAYS CORRECTLY ON THE MULTI-INFORMATION DISPLAY TO ALERT THE DRIVER TO STOP THE VEHICLE.
G0T_REGION7/212017-02-15. Service bulletin. EQUIPMENT; BACK OVER PREVENTION: BACK-UP ALARM. REGION LETTER EMAIL: IN THE INVOLVED VEHICLES, THE S-APGS (SIMPLE ADVANCED PARKING GUIDANCE SYSTEM) BUZZER MAY NOT SOUND AS DESIGNED TO ALERT THE DRIVER TO STOP THE VEHICLE DURING BACK-IN ASSIST PARKING MODE AND PARALLEL PARKING MODE. HOWEVER, THE STOP INDICATOR DISPLAYS CORRECTLY ON THE MULTI-INFORMATION DISPLAY TO ALERT THE DRIVER TO STOP THE VEHICLE.
T-SB-0198-11 REV2016-12-14. Service bulletin. HYBRID PROPULSION SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. TSB: FOR VEHICLES THAT ARE USED UNDER CERTAIN SEVERE OPERATING CONDITIONS, THE HV BATTERY COOLING FAN MAY EXPERIENCE AN EXCESSIVE BUILDUP OF DUST, LINT, OR OTHER DEBRIS THAT CAN REDUCE THE EFFICIENCY OF THE HV BATTERY COOLING SYSTEM. HV BATTERY COOLING FAN MAINTENANCE AND CLEANING SHOULD BE PERFORMED TO ADDRESS THIS CONDITION.

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