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Service bulletins for the 2013 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.

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

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Bulletins, newest first
TTT-0268-13 Rev32018-04-23. Service bulletin. ELECTRICAL SYSTEM. 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.
TTT-0337-15 Rev12018-04-23. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. TT: When updating either the navigation or radio firmware, verify the vehicle applicability BEFORE beginning the update.
TTT-0234-13 Rev62018-04-23. Service bulletin. EQUIPMENT:ELECTRICAL. 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-0360-152018-04-23. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. 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-0356-152018-04-23. Service bulletin. STRUCTURE:BODY:DOOR; LATCHES/LOCKS/LINKAGES:DOORS:LATCH. 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.
T-SB-0152-142018-04-23. Service bulletin. SEATS:FRONT ASSEMBLY:POWER ADJUST. TSB: Some 2011 ? 2013 model year Sienna vehicles may exhibit a condition where the outside seat shield is loose and separating, or has an excessive gap to the seat cushion or forward facing seat shield. The condition may occur on either the driver or passenger front power equipped seats. Follow the Repair Procedure in this bulletin to address this condition.
T-TT-0381-162018-04-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Tech Tip: Some customers may experience difficulty programming HomeLink.
TSB-0012-13 Rev22018-04-23. Service bulletin. ENGINE; ELECTRICAL SYSTEM:SOFTWARE. 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-SB-0180-12 Rev2018-04-23. Service bulletin. SEATS:MID/REAR ASSEMBLY. TSB: OBSOLETE NOTICE December 2, 2015: This bulletin is now obsolete. Please see T-SB-0118-15.
T-TT-0204-12 Rev2018-04-23. Service bulletin. ELECTRICAL SYSTEM. Some Phone iOS 5 customers with Denso Premium HDD Navigation (AVN) or Display Navigation w/ Entune (DNE) head units may experience an error message when they attempt to use the Entune application.
T-TT-0203-12 Rev2018-04-23. Service bulletin. ELECTRICAL SYSTEM. Some Phone iOS 5 customers with Denso Premium HDD Navigation (AVN) or Display Navigation w/ Entune (DNE) head units may experience an iPod Authorization error when they plug their iPhone into the USB port.
T-TT-0205-122018-04-23. Service bulletin. ELECTRICAL SYSTEM. Customers who purchase new or replacement iPhones running iOS 6 may find that Toyota a Entune application will not launch on the iPhone. The issue can occur when the customer restores/transfers their apps, contacts, etc.
T-TT-0204-122018-04-23. Service bulletin. ELECTRICAL SYSTEM. Some Phone iOS 5 customers with Denso Premium HDD Navigation (AVN) or Display Navigation w/ Entune (DNE) head units may experience an error message when they attempt to use the Entune application.
T-TT-0203-122018-04-23. Service bulletin. ELECTRICAL SYSTEM. Some Phone iOS 5 customers with Denso Premium HDD Navigation (AVN) or Display Navigation w/ Entune (DNE) head units may experience an iPod Authorization error when they plug their iPhone into the USB port.
T-SB-0020-12 Rev2018-04-23. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. The purpose of this bulletin is to provide a procedure to adjust tire pressure correctly when outside temperature is significantly colder or warmer than shop temperature. Seasonal temperature change can dramatically alter tire pressure, which can cause the tire pressure warning lamp to illuminate.
T-SB-0015-12 Rev2018-04-23. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Some 2013 model year vehicles are equipped with a Smart Key system, which allows the customer to enter and start the vehicle without using a mechanical key. To ensure the system is operating properly, the Smart Key functions (Smart Entry and Smart Start) should be inspected during Pre-Delivery Service (PDS). The following inspection procedure has been developed to confirm the proper operation of the Smart Key system prior to vehicle delivery.
T-SB-0024-12 Rev2018-04-23. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. 2013 model year vehicles are equipped with driver?s side floor mat retaining clips to secure the floor mat in the correct position. In addition, some models may utilize retaining clips for passenger side and rear seat floor mats as well. Follow the appropriate installation procedure to attach the driver?s side, and if applicable, the passenger?s side and rear seat floor mats to the vehicle carpet using the floor mat retaining clips during Pre-Delivery Service (PDS).
T-SB-0022-12 Rev2018-04-23. Service bulletin. TIRES. During the manufacturing process tires are mounted on the vehicle as matched sets to help reduce conditions such as pulling or drifting. If the wheels are replaced or refinished before vehicle delivery, it is important that the tires remain on the vehicle in the same location and in the same direction of rotation.
T-SB-0021-122018-04-23. Service bulletin. EQUIPMENT. 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-0005-10 Rev2018-04-23. Service bulletin. ENGINE. Starting with the 2010 MY, Toyota began a gradual transition to the use of synthetic 0w-20 viscosity engine oil.
T-TT-0005-10 Rev2018-04-23. Service bulletin. ENGINE. Starting with the 2010 MY, Toyota began a gradual transition to the use of synthetic 0w-20 viscosity engine oil.
T-SB-0021-12 Rev2018-04-23. Service bulletin. EQUIPMENT. 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-0213-132018-04-23. Service bulletin. AIR BAGS. Toyota vehicles are equipped with SRS, including various airbags and in some models, seat belt pre-tensioners, to help reduce the risk of injury in a collision. If a customer expresses any concerns that the SRS airbags or pretensioner devices did not perform as expected, please follow the steps in the recommendations section below.
T-SB-0064-10 Rev2018-04-23. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin is now obsolete. Please see T-SB-0012-13.
T-SB-0012-132018-04-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 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 TIS and the CUW.

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