2016 Toyota Sienna Technical Service Bulletins

291 technical service bulletins (TSBs) are on record for the 2016 Toyota Sienna. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10129577Jan 12, 2018Electrical system. Service Bulletin sent to all dealers to update the firmware in the affected vehicles VMI computer. This allows for more amperage to draw the Powerkneel up allowing the up-limit switch to be tripped consistently. If the up limit switch is not engaged, a vehicle may not come out of park or the conversion may not operate properly next time it is deployed
• 10128692Jan 12, 2018Electrical system. Service Bulletin sent to all dealers to update the firmware in the affected vehicles VMI computer. This allows for more amperage to draw the Powerkneel up allowing the up-limit switch to be tripped consistently. If the up limit switch is not engaged, a vehicle may not come out of park or the conversion may not operate properly next time it is deployed
• 10131713Jan 11, 2018Equipment. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin Nos. PG021-88, PG015-89, PG0015-90, PG002-91, PG002-93, PG005-97, PG007-01, PG007-07, and T-SB-0144-08. Service Bulletin Nos. PG021-88, PG015-89, PG0015-90, PG002-91, PG002-93, PG005-97, PG007-01, PG007-07, and T-SB-0144-08 are obsolete and any printed versions should be discarded. Be sure to review the entire content of…
• 10197494Dec 12, 2017Equipment. Technician Certification Requirements.
• 10133659Nov 28, 2017Equipment. 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.
• 10133658Nov 28, 2017Equipment. 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.
• 10133654Nov 22, 2017Electrical system. TSB: REVISION NOTICE November 22, 2017 Rev1: ? Applicability has been updated to include 2014 ? 2018 model year vehicles. Any previous printed versions of this bulletin should be discarded. In the event that a Toyota vehicle becomes submerged in water, many components may be physically damaged. Electrical and electronic components, including wiring harnesses, are particularly susceptible to corrosion and subsequent…
• 10133639Nov 16, 2017Equipment, Engine cooling. T-TT: Some vehicles may exhibit an abnormal HVAC blower motor noise.
• 10146519Nov 14, 2017Brakes. TSB: Some 2015 ? 2018 model year Toyota vehicles may exhibit brake vibration due to improper lug nut torque. Brake vibration can occur at any time if improper torque is applied to lug nuts. Even one lug nut over or under torqued can cause vibration.
• 10125450Nov 1, 2017Equipment. TT: Rev1_Some 2015-2017MY Sienna owners may have a concern with the inability of customizing their outer mirrors when shifting the vehicle to Reverse (?R? position). The owner?s manual describes the ability to customize the outer mirror positions when the vehicle is in reverse.
• 10123430Oct 30, 2017Equipment. TSB: REVISION NOTICE October 30, 2017 Rev1: * Applicability has been updated to include 2018 model year vehicles. SUPERSESSION NOTICE The information contained in this bulletin supersedes SB No. T-SB-0012-13. Flash reprogramming allows the Electronic Control Unit (ECU) software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are released as field-fix procedures…
• 10123420Oct 27, 2017Body and structure. TSB: Vehicle replacement certification labels (the vinyl label installed on the driver door or door post) and VIN plates (the metal plate riveted to dashboard) may be available from Toyota, provided the request meets one of the criteria listed in this Service Bulletin.
• 10132697Oct 24, 2017Equipment. TT: Some vehicles may exhibit an error message when trying to perform a radio software update: "Unable to update the software. Please try again later." If the following screen is seen; follow the directions below.
• 10132656Oct 4, 2017Equipment. TT: Previously, an error message was received when performing DCM activation initiated by Techstream. This condition has been remedied, and DCM activation utilizing Techstream can now be resumed.
• 10132485Sep 22, 2017Body and structure. TT: Some 2015-2017 MY Sienna vehicles? front door glass run could be pulling out of the upper B-pillar corner while operating the window.
• 10132476Sep 19, 2017Brakes. TSB: REVISION NOTICE September 19, 2017 Rev2: ? Applicability has been updated to include 2017 model year Sienna vehicles. 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 ? 2017 model year Sienna vehicles may exhibit a vibration/pulsation from the front brakes that can be felt in…
• 10119433Sep 18, 2017Seats. TT: Some 2015-2017 Sienna vehicles with power or manual 3rd row seats, may experience a condition where the front leg/legs, may not latch correctly after being returned from the stowed position. The front leg/legs may be misaligned with the striker causing it to be in front of, behind or contacting the striker, but not latched correctly.
• 10119418Sep 12, 2017Equipment. TSB: OBSOLETE NOTICE September 12, 2017: This bulletin is now obsolete. Please see T-SB-0279-17.
• 10096625Sep 10, 2017Equipment. "tsb: the radio antenna pole on some models is designed with a hex-cut base and requires installation using an 8 mm wrench. When performing pds or installing the antenna pole for any other reason, inspect the antenna base for a hex-cut to determine if the following procedure is required."
• 10119407Sep 8, 2017Equipment. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes SB No. T-SB-0103-16. The entire bulletin has been updated. Service Bulletin No. T-SB-0103-16 is obsolete and any printed versions should be discarded. Be sure to review the entire content of this bulletin before proceeding.
• 10132450Aug 8, 2017Equipment. TT: An error message is received when performing DCM activation initiated by Techstream. This is a known condition and will be remedied in the near future. Please discontinue DCM activations utilizing Techstream until further notice.
• 10132437Aug 3, 2017Equipment, Latches, locks and linkages. Dealer Daily Message: Extension of Warranty Coverage for the Sliding Door Front Lock Assemblies. The Dealer Letter for Warranty Enhancement Program ZH4 is now available on TIS.
• 10132436Aug 3, 2017Latches, locks and linkages, Body and structure. Warranty Policy Bulletin: Toyota has received a number of reports regarding sliding door front lock assemblies on certain 2011 ? 2016 model year Sienna vehicles. In these reports, during the closing operation of the left and/or right side sliding door, the door would not completely close and latch due to corrosion on the latch lever pin of the door?s front lock.
• 10132435Aug 3, 2017Latches, locks and linkages, Body and structure. Dealer Letter: Toyota has received a number of reports regarding sliding door front lock assemblies on certain 2011 ? 2016 model year Sienna vehicles. In these reports, during the closing operation of the left and/or right side sliding door, the door would not completely close and latch due to corrosion on the latch lever pin of the door?s front lock assembly.
• 10132434Aug 3, 2017Body and structure, Latches, locks and linkages. Dealer Email: Toyota has received a number of reports regarding sliding door front lock assemblies on certain 2011 ? 2016 model year Sienna vehicles. In these reports, during the closing operation of the left and/or right side sliding door, the door would not completely close and latch due to corrosion on the latch lever pin of the door?s front lock assembly.
• 10132433Aug 3, 2017Body and structure. Region Letter: Toyota has received a number of reports regarding sliding door front lock assemblies on certain 2011 ? 2016 model year Sienna vehicles. In these reports, during the closing operation of the left and/or right side sliding door, the door would not completely close and latch due to corrosion on the latch lever pin of the door?s front lock assembly.
• 10132432Aug 3, 2017Body and structure. Region Email: Toyota has received a number of reports regarding sliding door front lock assemblies on certain 2011 ? 2016 model year Sienna vehicles. In these reports, during the closing operation of the left and/or right side sliding door, the door would not completely close and latch due to corrosion on the latch lever pin of the door?s front lock assembly.
• 10132424Aug 2, 2017Latches, locks and linkages, Body and structure. TSB: Some 2011 ? 2016 model year Sienna vehicles may exhibit power or manual sliding door front and rear latches simultaneously NOT latching due to corrosion on the latch lever pin of the front lock assembly. Additionally, some 2011 ? 2015 model year Sienna vehicles may exhibit power sliding door abnormal closing operation due to internal corrosion in the latch switch of the rear lock assembly.
• 10115262Jul 3, 2017Body and structure. TSB: Some 2014 - 2017 model year Highlander/Highlander HV and 2011 - 2017 model year Sienna vehicles equipped with a Power Back Door (PBD) may exhibit a condition in which the back door latch does not release and the PBD cannot be opened from any switch (IP, key, back door), with one or both of the following conditions: * Excessive force required to operate the manual back door latch release lever * DTC B2250…
• 10182413Jun 23, 2017Electrical system, Body and structure, Seats. Rear Seat Entertainment Overhead DVD
• 10132348Jun 23, 2017Equipment. This Publication discusses how to find the diagnostic information and component exchange information for the Southeast Toyota accessory overhead DVD player.
• 10142506Apr 19, 2017Electrical system, Equipment. TT: Safety Connect is a vehicle option which requires a subscription fee for the system to be active. The first year of service is provided in the vehicle purchase price. Once the subscription has expired the DCM (Telematics Transceiver) will be in an inactive state. In some instances, a DCM may need to be replaced even though the customer is not using the service.
• 10142502Apr 12, 2017Equipment. TT: During previous air conditioning service, leakage prevention agent (A/C stop leak) may have been added to the A/C system. Adding stop leak products to the A/C system is not a recommended or approved Toyota repair process. During A/C service, moisture enters the A/C system, and can react with the previously added A/C stop leak, forming a gelatinous substance. The gel substance that forms can cause the A/C…
• 10142495Apr 10, 2017Latches, locks and linkages. TSB: Some 2011 ? 2016 model year Sienna vehicles may exhibit Sliding Door Front and Rear Latches simultaneously NOT latching due to the PSD 25 Amp fuse becoming open. APPLICABLE WARRANTY: This repair is covered under the Toyota Basic Warranty. This warranty is in effect for unlimited mileage and unlimited months of service. Warranty application is limited to occurrence of the specified condition described in this…
• 10142494Apr 10, 2017Equipment, Seats. TSB: Some North American produced RAV4, Highlander, Highlander HV, and Sienna vehicles equipped with manual front seats may exhibit an inoperative forward/rearward adjustment function. Upon closer inspection it may be noticed that the Seat Track Adjusting Handle has become disengaged from the locking levers. APPLICABLE WARRANTY: This repair is covered under the Toyota Basic Warranty.
• 10142487Apr 4, 2017Electrical system, Equipment. TSB: REVISION NOTICE: April 4, 2017 Rev2: Applicability has been updated to include 2017 model year Prius Prime vehicles. The Introduction has been updated to include new software changes. Some 2016 ? 2017 model year applicable vehicles equipped with Entune? Audio (version 01013E) / Entune? Audio Plus (version 010156 or 01015C) / Entune? Premium Audio (version 010171 or 010170 or 01017D) may exhibit one or more of…
• 10131861Mar 8, 2017Equipment. TSB: REVISION NOTICE March 08, 2017 Rev1: ? Applicability has been updated to include 2015 - 2017 model year Toyota vehicles. ? The Parts Information section has been updated. Some vehicles in particular geographic areas may exhibit a condition where the HVAC Evaporator Drain Hose has become obstructed with an insect nest. An insect repellent drain hose tip (ARINIX® Tip) is now available to help minimize future…
• 10131850Mar 7, 2017Body and structure. TSB: REVISION NOTICE March 07, 2017 Rev1: ? Applicability has been updated to include 2017 model year Toyota vehicles. 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?.
• 10131804Feb 28, 2017Equipment. TT: Some customers may experience greyed out buttons or inactive screens (lockouts) while driving. This is to promote safe driving practices and reduce the amount of distractions while driving. These lockouts can?t be deactivated or defeated through any settings. The following is a list of common lockouts, however, this is not a complete list of lockouts.
• 10131786Feb 21, 2017Equipment. TT: This bulletin is regarding best practices when handling navigation systems that use Hard Disc Drive or Micro SD Card memory.
• 10152205Jan 6, 2017Electrical system. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes SB No. T-SB-0101-11. Applicability has been updated to include 2016 ? 2017 model year vehicles. Service Bulletin No. T-SB-0101-11 is Obsolete and any printed versions should be discarded. Be sure to review the entire content of this bulletin before proceeding. When servicing interior electrical switches and components, please note the…
• 10152204Jan 6, 2017Electrical system. TSB: Some 2015 ? 2016 model year Sienna vehicles may exhibit a MIL ?ON? condition with Diagnostic Trouble Code (DTC) P2610 (ECM/PCM Engine Off Timer Performance) present. The Engine Control Module (ECM) logic has been modified to reduce the possibility of this condition. Follow the Repair Procedure below to address this condition.
• 10132930Nov 29, 2016Electrical system. TSB: OBSOLETE NOTICE: September 14, 2016: This bulletin is now obsolete. Please see T-SB-0134-16.
• 10132901Nov 10, 2016Equipment. TSB: REVISION NOTICE November 10, 2016 Rev2: ? Applicability has been updated to include 2016 ? 2017 model year Toyota vehicles. ? Parts Information section has been updated. Some 2004 ? 2017 model year Toyota vehicles may exhibit odors naturally occurring from the HVAC system and/or related environmental factors. Although there is no way to eliminate these odors, follow the General Procedure in this bulletin to…
• 10132897Nov 9, 2016Visibility (wipers, defrost, mirrors), Equipment. TT: Some 2015-2017MY Sienna owners may have a concern with the inability of customizing their outer mirrors when shifting the vehicle to Reverse (?R? position). The owner?s manual describes the ability to customize the outer mirror positions when the vehicle is in reverse.
• 10132884Oct 25, 2016Wheels. TT: Front Brake Vibration Key Points: * Issue can occur at any time if improper torque is applied on lug nuts * Over time, even one lug nut over or under torqued, can cause a vibration issue * When lug nuts are over torqued, this causes the rotor to have a runout out condition which can lead to brake vibration concerns * Brake vibration issues can occur at parking lot to highway speeds * Brake vibration issues can…
• 10132860Oct 14, 2016Other or unknown. TSB: REVISION NOTICE October 14, 2016 Rev1: Applicability has been updated to include 2017 model year Prius V vehicles. Any previous printed versions of this bulletin should be discarded.
• 10096410Oct 7, 2016Steering. Oem torque specifications for the steering shaft have been identified and are now being used in the installation of the vmi steering extension. This sb notifies the technicians to ensure the torque specifications for the steering extension have been complied with at the factory. This will bring the van into conformance with vmi updated processes
• 10084322Oct 7, 2016Steering. Oem torque specifications for the steering shaft have been identified and are now being used in the installation of the vmi steering extension. This sb notifies the technicians to ensure the torque specifications for the steering extension have been complied with at the factory. This will bring the van into conformance with vmi updated processes
• 10132642Oct 3, 2016Electrical system. 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.

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