2018 Toyota Sienna Technical Service Bulletins

300 technical service bulletins (TSBs) are on record for the 2018 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.

• 10130009Feb 27, 2018Equipment. TT: Some customers may experience an inoperative Entune Apps Suite and Scout moving maps when connecting an Apple device with iOS version 11.2.1 - 11.2.5 via USB tethering.
• 10130006Feb 23, 2018Equipment. Safety Recall and Service Campaign - Technician Certification Requirements.
• 10129999Feb 22, 2018Equipment. Safety Recall and Service Campaign - Technician Certification Requirements.
• 10129995Feb 21, 2018Equipment. TT: Some customers may experience echoing on the line calling the vehicle when using Bluetooth Hands Free. This is caused by the phone Hands Free volume being too low. These settings may need to be reapplied any time the phone is paired to a new head unit, a phone update is applied, or the phone is un-paired and re-paired.
• 10129991Feb 20, 2018Equipment. Safety Recall and Service Campaign - Technician Certification Requirements.
• 10129966Feb 16, 2018Equipment, Electrical system. TSB: REVISION NOTICE February 16, 2018 Rev2: ? Applicability has been updated to include 2018 model year Mirai and Camry HV vehicles. ? The Introduction and Initialization/Update Procedure sections have been updated. ? Instructions for adding a Safety Connect static cling to applicable vehicles have been added. July 20, 2017 Rev1: ? Applicability has been updated to exclude 2018 model year Avalon vehicles. ? The…
• 10129965Feb 16, 2018Electrical system, Equipment. TSB: Some 2018 model year Camry, Camry HV, and Sienna vehicles may exhibit Bluetooth® connectivity conditions with the multimedia system. This Service Bulletin is a diagnostic supplement to help determine the cause of the Bluetooth® connectivity conditions.
• 10129963Feb 16, 2018Equipment. TT: Techstream cannot perform a DCM (Telematics ECU) Activation following a DCM replacement. Techstream may exhibit an ?ATX web service unavailable? error or similar message when attempting a DCM activation. This is a known condition and will be remedied in the near future.
• 10131759Feb 12, 2018Tires. TSB: REVISION NOTICE February 12, 2018 Rev2: ? Applicability has been updated to include 2015 ? 2018 model year vehicles. January 23, 2014 Rev1: ? Applicability has been updated to include 2013 ? 2014 model year vehicles. Any previous printed versions of this bulletin should be discarded. Toyota vehicles are equipped with either conventional or run-flat tires. Sometimes punctures may occur as a result of contact…
• 10129977Feb 12, 2018Tires. TSB: REVISION NOTICE February 12, 2018 Rev2: ? Applicability has been updated to include 2015 ? 2018 model year vehicles. January 23, 2014 Rev1: ? Applicability has been updated to include 2013 ? 2014 model year vehicles. Any previous printed versions of this bulletin should be discarded. Toyota vehicles are equipped with either conventional or run-flat tires. Sometimes punctures may occur as a result of contact…
• 10131750Feb 2, 2018Equipment. TSB: The purpose of this Service Bulletin is to elevate awareness and provide best practices for leather and synthetic leather care in Toyota vehicles. As an additional resource, if the vehicle is equipped with factory leather seats, the vehicle Owner?s Manual will highlight the importance of proper maintenance and provide guidance for care.
• 10131749Feb 2, 2018Electrical system. TSB: REVISION NOTICE February 02, 2018 Rev1: ? Applicability has been updated to include 2018 model year Sienna vehicles. ? The entire bulletin has been updated. Any previous printed versions of this bulletin should be discarded. When completing a transaxle assembly replacement, Engine Control Module (ECM) (SAE term: Powertrain Control Module [PCM]) replacement, or ECM (PCM) reprogram, ensure the correct ECM (PCM)…
• 10129968Feb 2, 2018Equipment, Seats. TSB: The purpose of this Service Bulletin is to elevate awareness and provide best practices for leather and synthetic leather care in Toyota vehicles. As an additional resource, if the vehicle is equipped with factory leather seats, the vehicle Owner?s Manual will highlight the importance of proper maintenance and provide guidance for care.
• 10129947Feb 2, 2018Electrical system, Transmission and drivetrain. TSB: REVISION NOTICE February 02, 2018 Rev1: ? Applicability has been updated to include 2018 model year Sienna vehicles. ? The entire bulletin has been updated. Any previous printed versions of this bulletin should be discarded. When completing a transaxle assembly replacement, Engine Control Module (ECM) (SAE term: Powertrain Control Module [PCM]) replacement, or ECM (PCM) reprogram, ensure the correct ECM (PCM)…
• 10129226Jan 30, 2018Equipment. Safety Recall and Service Campaign - Technician Certification Requirements
• 10153247Jan 18, 2018Equipment. TSB: REVISION NOTICE January 18, 2019 Rev1: ? Applicability has been updated to exclude 2019 model year vehicles. ? The Introduction section has been updated. Any previous printed versions of this bulletin should be discarded. SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. T-SB-0285-17. ? Applicability has been updated to include 2019 model year Camry and Camry Hybrid…
• 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…
• 10131685Jan 11, 2018Equipment. Safety Recall and Service Campaign - Technician Certification Requirements
• 10131684Jan 10, 2018Equipment. Safety Recall and Service Campaign - Technician Certification Requirements.
• 10131677Jan 10, 2018Transmission and drivetrain. TT: For some repairs on 2017-2018 Sienna and Highlander and 2018 Camry vehicles equipped with the 8-speed transmission, it is necessary to determine transmission serial number and understand production date.
• 10131674Jan 10, 2018Equipment. Safety Recall and Service Campaign - Technician Certification Requirements
• 10131671Jan 9, 2018Equipment. Safety Recall and Service Campaign - Technician Certification Requirements
• 10129202Jan 4, 2018Equipment. Safety Recall and Service Campaign - Technician Certification Requirements
• 10127066Dec 21, 2017Electrical system. TSB: Some customers may complain of the inability to use certain functions of the navigation/infotainment system while the vehicle is in motion. The following software update modifies the system functionality while the vehicle is in motion, improving customer experience. New software is available to address the following: ? Phone keypad unlocked while vehicle is in motion ? Contact list unlocked while vehicle is in…
• 10146499Dec 18, 2017Electrical system, Equipment. TT: Some customers may experience an inoperative Entune Apps Suite after connecting an Apple device with iOS version 11-2 or later via USB tethering.
• 10140607Dec 18, 2017Electrical system. TT: Some customers may experience an inoperative Entune? Apps Suite after connecting an Apple device with iOS version 11.2 or later via USB tethering.
• 10146494Dec 14, 2017Equipment, Electrical system. TT: All grades of 2018MY Sienna vehicles are not compatible with Entune 3-0 Remote Connect app features. The Toyota Entune 3-0 Remote Connect mobile app lets you lock and unlock doors, start the engine, find your vehicle in a parking lot, and monitor guest drivers.
• 10140602Dec 14, 2017Electrical system, Latches, locks and linkages. TT: All grades of 2018MY Sienna vehicles are not compatible with Entune? 3.0 Remote Connect app features. The Toyota Entune? 3.0 Remote Connect mobile app lets you lock and unlock doors, start the engine, find your vehicle in a parking lot, and monitor guest drivers.
• 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, 2017Engine cooling, Equipment. 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.
• 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.
• 10197482Sep 3, 2017Equipment. Pre-delivery service.
• 10197481Sep 1, 2017Equipment. Pre-delivery service check sheet.
• 10132460Aug 14, 2017Equipment. TSB: REVISION NOTICE August 14, 2017 Rev1: Applicability has been updated to exclude 2018 model year Avalon vehicles. The Repair Procedure section has been updated. Any previous printed versions of this bulletin should be discarded. NOTE This Service Bulletin ONLY applies to models equipped with Service Connect and Entune 3.0 Audio Plus or Entune 3.0 Premium Audio. When a maintenance alert occurs, a message…
• 10132409Jul 20, 2017Equipment. TSB: REVISION NOTICE July 20, 2017 Rev1: Applicability has been updated to exclude 2018 model year Avalon vehicles. An initialization procedure is required to activate the Entune? App Suite Connect for Entune? 3.0 Audio, Entune? 3.0 Audio Plus and Entune? 3.0 Premium Audio head units before they are used for the first time on new vehicles.
• 10115272Jul 7, 2017Equipment. TSB: An initialization procedure is required to activate the Entune App Suite Connect for Entune 3.0 Audio, Entune 3.0 Audio Plus and Entune 3.0 Premium Audio head units before they are used for the first time on new vehicles. The initialization procedure may also need to be performed under other circumstances, such as following a head unit replacement or after the customer's personal settings are erased.
• 10115264Jul 6, 2017Equipment. TSB: When a maintenance alert occurs, a message displays on the head unit with the "Call Dealer" button. It is important to program the dealer contact information into the head unit to ensure that the customer can schedule service.
• 10142506Apr 19, 2017Equipment, Electrical system. 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…
• 10131849Mar 6, 2017Equipment. 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 system and components. Any problems that are found should be corrected immediately.
• 10131746Mar 3, 2017Electrical system. TSB: 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 discharges…
• 10131739Mar 1, 2017Tires. TSB: 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 the tires remain on the vehicle in the same location and in the same direction of rotation. Refer to the following procedure to ensure that the original tires stay in the same location on the…
• 10131790Feb 22, 2017Equipment. TSB: 2018 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…
• 10131786Feb 21, 2017Equipment. TT: This bulletin is regarding best practices when handling navigation systems that use Hard Disc Drive or Micro SD Card memory.
• 10131771Feb 8, 2017Equipment. TSB: Some 2018 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 using the following procedure during Pre-Delivery Service (PDS).
• 10145776Jul 21, 2016Equipment. Update on Technician Certification Requirements.
• 10197476May 4, 2001Equipment. Replacement vin plates.
• 10197473Jan 18, 1991Equipment. Product general information.

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