Service bulletins for the 2014 Toyota Sienna
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.
357 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
| T-SB-0200-08 Rev | 2017-08-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TSB: The purpose of this bulletin is to assist in the identification and location of serial numbers on 2006 - 2014 model year automatic transmissions. |
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| T-SB-0134-14 | 2017-08-01. Service bulletin. POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION. TSB: The purpose of this bulletin is to provide precautions to follow when installing an automatic transmission/transaxle assembly to avoid MIL "ON" shifting issues and/or transmission damage. Use the information in this bulletin when installing an automatic transmission/transaxle assembly. |
| 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-0260-08 Rev | 2017-08-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TSB: The purpose of this bulletin is to assist in the identification and location of serial numbers on 2006 -2014 model year remanufactured automatic transmissions. |
| T-SB-0014-11 Rev | 2017-08-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; POWER TRAIN:AUTOMATIC TRANSMISSION. TSB: The purpose of this service bulletin is to provide information regarding the installation of the correct torque converter bolts during automatic transmission/transaxle assembly replacement. Incorrect torque converter bolts or missing washers can cause damage to the torque converter assembly. |
| 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-0381-09 Rev | 2017-08-01. Service bulletin. SUSPENSION; WHEELS. TSB: The only acceptable towing method for vehicles equipped with an Active Torque Control 4WD system is to have all four wheels off the ground. Flat towing or towing where only the front or rear wheels are supported may damage the all-wheel drive system. |
| T-SB-0147-14 | 2017-08-01. Service bulletin. SEATS. TSB: Some 2011 - 2014 model year Sienna vehicles may exhibit a condition where a rattle or squeak type noise is heard from the rear of the vehicle while driving over rough road surfaces when the seats are empty in the upright latched position. If the 3rd row seats are stowed, the noise is no longer present. |
| 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-TT-0268-13 REV | 2017-04-07. Service bulletin. EQUIPMENT. "TT: SOME CUSTOMERS MAY ENCOUNTER BLUETOOTH CONNECTIVITY CONCERNS SUCH AS: • DIFFICULTY PAIRING THE PHONE. • INTERMITTENT BLUETOOTH FAILURE TO CONNECT WHEN FIRST TURNING ON THE VEHICLE. • VARIOUS BLUETOOTH AUDIO FUNCTIONS ARE NO LONGER FUNCTIONING WITH THE CUSTOMER’S PHONE, SUCH AS THE ABILITY TO CHANGE THE TRACK USING THE STEERING WHEEL CONTROLS. THESE CONCERNS CAN BE CAUSED BY CHANGES MADE ON THE CUSTOMER’S PHONE. MAKE SURE TO INQUIRE WITH THE CUSTOMER IF THE CONNECTIVITY CONCERNS OCCURRED AFTER RECEIVING AN OPERATING SYSTEM UPDATE ON THEIR PHONE OR IF THEY HAVE RESTORED THEIR PHONE DATA/SETTINGS RECENTLY." |
| T-SB-0026-16 | 2017-04-06. Service bulletin. ELECTRICAL SYSTEM; VEHICLE SPEED CONTROL. TSB: SOME 2014 – 2016 MODEL YEAR SIENNA VEHICLES MAY EXHIBIT AN INTERMITTENT CRUISE CONTROL STALK ILLUMINATION FLICKER CONDITION. PLEASE FOLLOW THE REPAIR PROCEDURE IN THIS BULLETIN TO ADDRESS THE CONDITION. |
| 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-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-0360-15 | 2017-03-28. 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-0356-15 | 2017-03-28. Service bulletin. STRUCTURE:BODY:DOOR; LATCHES/LOCKS/LINKAGES. TT: SLIDING DOOR WILL NOT LATCH MANUALLY IN THE CLOSED POSITION DUE TO EITHER THE FRONT AND OR/REAR LOCK MALFUNCTIONING. PLEASE SEE LINK REFERENCES OF VIDEO FOR EXAMPLE CONDITION. |
| OP-W-0422 | 2017-03-27. Service bulletin. EQUIPMENT. THIS SB NOTIFIES THE TECHNICIANS OF THE AVAILABILITY OF AN UPGRADED DOOR OPEN LIMIT SWITCH. IT'S MORE ROBUST DESIGN MAKES IT EASIER TO ADJUST AND HOLDS THE ADJUSTMENT IN PLACE REDUCING OR ELIMINATING INCORRECT SIGNALLING TO THE VMI AND OEM COMPUTER |
| T-TT-0381-16 | 2017-03-21. Service bulletin. EQUIPMENT. TECH TIP: SOME CUSTOMERS MAY EXPERIENCE DIFFICULTY PROGRAMMING HOMELINK. |
| T-SB-0012-13 REV | 2017-03-21. 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-0356-15 REV | 2017-03-02. Service bulletin. STRUCTURE:BODY:DOOR; LATCHES/LOCKS/LINKAGES. TT: SLIDING DOOR WILL NOT LATCH IN THE CLOSED POSITION DUE TO EITHER FRONT AND/OR REAR LOCK MALFUNCTIONING. PLEASE SEE LINK REFERENCES OF VIDEO FOR EXAMPLE CONDITION AND DIAGNOSIS INSTRUCTION. |
| T-TT-0374-15 | 2017-03-02. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT. "TT: SINCE MY 2011, SEVERAL DIFFERENT UPDATE OR UPGRADE USB SST'S HAVE BEEN ISSUED FOR TOYOTA AUDIO AND NAVIGATION SYSTEM. REFER TO THE CHART BELOW FOR A COMPREHENSIVE LIST OF ALL CURRENT AND PREVIOUSLY ISSUED USB SSTS AND THEIR APPLICABILITY. " |
| T-SB-0180-12 REV | 2017-03-02. Service bulletin. SEATS:MID/REAR ASSEMBLY. TSB: DECEMBER 2, 2015: THIS BULLETIN IS NOW OBSOLETE. PLEASE SEE T-SB-0118-15. |
| T-SB-0118-15 | 2017-03-02. Service bulletin. SEATS:MID/REAR ASSEMBLY. TSB: SOME 2011 – 2015 MODEL YEAR SIENNA VEHICLES MAY EXHIBIT A CONDITION WHERE THE DRIVER SIDE 2ND ROW SEAT WITH THE TIP-UP STYLE LOWER SEAT CUSHION HAS EXCESSIVE UP AND DOWN MOVEMENT. WHILE SOME SEAT MOVEMENT IS A NORMAL CHARACTERISTIC OF THE DESIGN, THIS BULLETIN WILL HELP IDENTIFY EXCESSIVE MOVEMENT AND PROVIDE STEPS TO ADDRESS THIS CONDITION. |
| T-SB-0026-16 | 2017-02-23. Service bulletin. VEHICLE SPEED CONTROL; EQUIPMENT. TSB: SOME 2014 - 2016 SIENNA VEHICLES MAY EXHIBIT AN INTERMITTENT CRUISE CONTROL STALK ILLUMINATION FLICKER CONDITION. PLEASE FOLLOW THE REPAIR PROCEDURE IN THIS BULLETIN TO ADDRESS THIS CONDITION. |
| OP-W-0422 | 2016-11-16. Service bulletin. STRUCTURE:BODY:DOOR. THIS SB NOTIFIES THE TECHNICIANS OF THE AVAILABILITY OF AN UPGRADED DOOR OPEN LIMIT SWITCH. IT'S MORE ROBUST DESIGN MAKES IT EASIER TO ADJUST AND HOLDS THE ADJUSTMENT IN PLACE REDUCING OR ELIMINATING INCORRECT SIGNALLING TO THE VMI AND OEM COMPUTER CONCERNING THE STATUS OF THE PASS. SIDE SLIDING DOOR |
| T-SB-0045-14 REV | 2016-11-16. Service bulletin. SERVICE BRAKES. "TSB: REVISION NOTICE - AUGUST 2, 2016 REV1 - APPLICABILITY HAS BEEN UPDATED TO INCLUDE 2015 - 2016 MODEL YEAR SIENNA VEHICLES. ANY PREVIOUS PRINTED VERSIONS OF THIS BULLETIN SHOULD BE DISCARDED. SOME 2011 – 2016 MODEL YEAR SIENNA VEHICLES MAY EXHIBIT A VIBRATION/PULSATION FROM THE FRONT BRAKES THAT CAN BE FELT IN THE BRAKE PEDAL WHILE LIGHTLY APPLYING THE BRAKE PEDAL. NEW FRONT BRAKE PADS AND A NEW FIELD FIX REPAIR PROCEDURE HAVE BEEN DEVELOPED TO IMPROVE THIS CONDITION. " |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.