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Service bulletins for the 2022 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.

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

By type

By component

By trouble code

Bulletins, newest first
22TC05 Technical2022-09-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR. TI: TECHNICAL INSTRUCTIONS FOR SPECIAL SERVICE CAMPAIGN 22TC05 Crankcase Case Vent
22TC05 Dealer Pa2022-09-15. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). DP: The subject vehicles may have been equipped with an engine containing an incorrectly manufactured Crankcase Case Vent. If the engine is equipped with an incorrectly manufactured Crankcase Case Vent, the vehicle may not comply with certain Federal emissions regulations.
T-TT-0694-22 Rev2022-09-15. Service bulletin. ENGINE AND ENGINE COOLING. TT: After jump-starting, the vehicle may experience a no-start condition and multiple DTCs including U010087. Upon investigation, it is found that the engine ECU has been damaged and needs to be replaced (Fig 1). In several cases, it was found that the cause of the ECU damage was improper jump starting. Further investigation found that ECU damage may occur if the jumper cables are hooked up on or around the engine ECU or ECU mounting bracket
22TC05 Technical2022-09-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. TI: TECHNICAL INSTRUCTIONS FOR SPECIAL SERVICE CAMPAIGN 22TC05
22TC05 Region Le2022-09-15. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. RL: The subject vehicles may have been equipped with an engine containing an incorrectly manufactured Crankcase Case Vent. If the engine is equipped with an incorrectly manufactured Crankcase Case Vent, the vehicle may not comply with certain Federal emissions regulations.
T-TT-0703-222022-09-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. TT: Vehicles listed above equipped with a Denso Ten radio (Entune Audio Plus or Premium Audio) may exhibit a condition in which the radio screen continues to show a Bluetooth phone call in progress after the call has ended. This condition has been confirmed with multiple Android phones, including Samsung Galaxy S21 and S22, and Google Pixel 6.
22TC05 Dealer Pa2022-09-15. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). DP: The subject vehicles may have been equipped with an engine containing an incorrectly manufactured Crankcase Case Vent. If the engine is equipped with an incorrectly manufactured Crankcase Case Vent, the vehicle may release crankcase emissions
TSB001221Rev22022-09-15. Service bulletin. STRUCTURE. TSB: Some 2010 ? 2022 model year Toyota vehicles may exhibit paint stains after the removal of Rapgard?. The paint stains may appear to be under the clear coat but are usually under wrinkles in the Rapgard?. The wrinkles may trap water and cause the paint to stain from the trapped moisture, especially on horizontal surfaces such as the hood, roof, and trunk. Follow the Repair Procedure in this bulletin to address this condition
TSB008921Rev22022-09-15. Service bulletin. ELECTRICAL SYSTEM. TSB: Some 2020 model year Camry, Camry Hybrid, Corolla Hatchback, RAV4, and RAV4 Hybrid vehicles may exhibit one or more of the following conditions: ?Diagnostic Trouble Code (DTC) B15A804 is present in current or history. ?Red SOS LED stays on after bulb check. ?Toyota App does not accept the activation code. ?Toyota App is inoperative. ?SOS call center does not receive the vehicle?s location in a timely manner. ?Toyota App shows an error 42 when trying to execute a command. ?Unable to remote start the vehicle with the key fob (if equipped). ?Unable to subscribe to remote services. ?Unable to activate Wi-Fi. ?Destination Assist is inoperative.
TSB009421Rev12022-09-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. TSB: Some 2005 ? 2022 model year Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty smell is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The purpose of this service bulletin is to provide general guidelines and procedures for odor remediation. This service bulletin provides a guide on how to prepare the interior of the vehicle prior to an odor remediation being performed, as well as contact information for an approved vendor who will arrange the remediation, and instructions on how to prepare the interior of the vehicle for reassembly once the remediation has been completed. Refer to all model and model year specific Repair Manuals and the EPA (Environmental Protection Agency) website for the most up-to-date safety and precautionary guidelines. This service bulletin is to provide a general overview and direction for the odor remediation process
TTT0697222022-09-15. Service bulletin. HYBRID PROPULSION SYSTEM. TT: MIL ON with DTC(s) present for Hybrid/EV Battery Cooling Fan Circuit.
TTT0695222022-09-15. Service bulletin. COMMUNICATION:MANUFACTURER TELEMATICS. TT: To improve customer support of telematics connected services features, additional resources have been provided in the Service Lane - Knowledge Center.
T-TT-0702-222022-08-15. Service bulletin. ENGINE AND ENGINE COOLING. TT: Some 2020-2022 vehicles equipped with North American Produced (NAP) A25A-FKS/FXS engines may experience an oil leak from the head/valve cover gasket. This issue is currently under investigation.
T-SB-0107-20 Rev2022-08-15. Service bulletin. ELECTRICAL SYSTEM. TSB: 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 described in individual Service Bulletins. This bulletin details the Techstream ECU flash reprogramming process and outlines use of TIS and the Calibration Update Wizard (CUW). To ensure the correct ECU software is installed, ECUs will require a Security Signature before the ECU will initialize the flash reprogramming sequence. This bulletin also details the process for acquiring a Security Signature from TIS during the Techstream ECU flash reprogramming process
T-SB-0110-20 Rev2022-06-13. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY; EQUIPMENT. TSB: This bulletin includes basic procedures for performing a rescue charge at battery on high voltage (HV) Ni-MH and Li-ion batteries. This bulletin should be used in conjunction with the applicable model and model year Repair Manual while performing the battery rescue charge. The GRX-5100 should be used wherever the Repair Manual references the Toyota Hybrid System (THS) charger
T-TT-0611-20 Rev2022-06-13. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. TT: To assist with the early detection and early resolution of audio related concerns, it may be requested as part of the remanufactured head unit return to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be used when requested by audio suppliers, FTS, and/or FPEs
T-TT-0694-222022-05-16. Service bulletin. ELECTRICAL SYSTEM. TT: After jump-starting, the vehicle may experience a no-start condition and multiple DTCs including U010087. Upon investigation, it is found that the engine ECU has been damaged and needs to be replaced (Fig 1). In several cases, it was found that the cause of the ECU damage was improper jump starting. Further investigation found that ECU damage may occur if the jumper cables are hooked up on or around the engine ECU or ECU mounting bracket
T-SB-0040-21 Obs2022-04-18. Service bulletin. EQUIPMENT. OBSOLETE NOTICE March 10, 2022: This bulletin is now obsolete. Please see T-SB-0016-22.
T-SB-0012-222022-04-18. Service bulletin. EQUIPMENT. TSB: 2022 model year Toyota vehicles are equipped with driver side floor mat retainers to secure the floor mat in the correct position. In addition, some models may also utilize retainers for passenger side and rear seat floor mats. During Pre-Delivery Service (PDS), follow the appropriate Installation Procedure to attach the driver side, and if applicable, the passenger side and rear seat floor mats to the vehicle carpet using the floor mat retainers. If installation instructions are included in the floor mat kit, place the instructions in the vehicle?s glove box for customer reference
T-SB-0003-222022-02-14. Service bulletin. ELECTRICAL SYSTEM:WIRING. TSB This Service Bulletin includes guidelines meant to help determine whether to repair or replace a wire harness assembly based on damage type. This Service Bulletin should be used in conjunction with the applicable model and model year Electronic Wiring Diagram (EWD) and/or Repair Manual.
T-TT-0593-20 Rev2022-02-14. Service bulletin. ELECTRICAL SYSTEM:ADAS:DRIVER MONITORING:SOFTWARE; ELECTRICAL SYSTEM. TT: Some customers may experience the inability to activate Remote Connect or Remote Connect becoming inoperative when attempting to send commands to the vehicle. To simplify the diagnosis of this system and prevent the unnecessary replacement of parts, please refer to the procedure below.
T-SB-0076-21 Rev2022-02-14. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; STRUCTURE. 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 are and have always been a major focus for Toyota. To help remind customers that regular service is essential to the proper maintenance of the vehicle, dealers are required to install a service reminder sticker before delivery. By doing this, customers will be reminded to return to your dealership for service. Your current service reminder sticker may be used. (See PDS Check Sheet item 8 of ?Final Inspection and Cleaning.?) This bulletin contains the PDS procedures that apply specifically to 2022 model year Sienna Hybrid vehicles. A universal PDS Check Sheet that contains PDS steps that apply to all 2022 model year Toyota vehicles has been developed. To properly perform a complete PDS, you must complete all procedures contained in this TSB as well as the universal PDS Check Sheet. In addition, if the vehicle is stored for over 30 days, be sure to follow Long-Term Vehicle Storage Guidelines
Toyota PRO19-022022-02-14. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; WHEELS; TIRES. POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Toyota. This information must be kept near the point of vehicle sale and be available to any customer that requests it. Customers can find this information on the Owner?s section of Toyota.com. Dealers can locate a copy of this guide on the Claims Processing & Resource Center in Dealer Daily as well.
T-TT-0678-212022-01-18. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM. TT: Some 19CY LG DCM equipped vehicles may not be able to complete the firmware update due to not having an active account or waived services during the trial. Follow the steps below to enable ?Temp DCM Activation?.
T-SB-0104-212022-01-18. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; ENGINE. TSB: Some 2018 ? 2022 model year Toyota vehicles equipped with an A25A-FKS, A25A-FXS, or M20A-FKS engine may exhibit one or more of the following conditions: ?Milky/Discolored engine oil. ?An ?Oil Pressure Low? warning message on the Multi-information Display (MID). ?A MIL ON condition with Diagnostic Trouble Codes (DTCs) P05202A (Engine Oil Pressure Sensor/Switch "A" Signal Stuck in Range) and/or P052477 (Engine Oil Pressure too low [Severe]). Moisture from blow-by gases condenses and accumulates in the engine oil during short trips in extreme cold weather. When the moisture in the oil freezes, the oil pressure may drop, and the aforementioned warning indicators may display. Follow the procedures in this bulletin to address these conditions.

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