2015 Toyota Sienna Technical Service Bulletins

347 technical service bulletins (TSBs) are on record for the 2015 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.

• 10134247Apr 6, 2015Equipment, Electrical system. TT: When updating either the navigation or radio firmware, verify the vehicle applicability BEFORE beginning the update.
• 10132604Mar 4, 2015Seats. TSB: OBSOLETE NOTICE December 2, 2015: This bulletin is now obsolete. Please see T-SB-0118-15.
• 10111366Feb 26, 2015Equipment. TT: Some customers may encounter Bluetooth® connectivity concerns such as: * Difficulty to pair the phone. * Intermittent Bluetooth® failure to connect to the vehicle when first turning on the vehicle. * Various Bluetooth® Audio functions are no longer functioning with customer's phone such as ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the…
• 10111230Feb 26, 2015Electrical system, Equipment. TT: Some customers may encounter Bluetooth® connectivity concerns such as: * Difficulty to pair the phone. * Intermittent Bluetooth® failure to connect to the vehicle when first turning on the vehicle. * Various Bluetooth® Audio functions are no longer functioning with customer's phone such as ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the…
• 10111357Feb 10, 2015Body and structure. 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…
• 10111221Feb 10, 2015Body and structure. 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…
• 10111355Feb 6, 2015Back-over prevention (rear camera), Equipment. TSB: Some 2015 model year Sienna vehicles equipped with the Intuitive Parking Assist system may exhibit a condition where the Parking Assist customizable settings cannot be changed through the radio display. An updated Clearance Warning Computer is available to address this condition.
• 10111219Feb 6, 2015Electrical system, Equipment. TSB: Some 2015 model year Sienna vehicles equipped with the Intuitive Parking Assist system may exhibit a condition where the Parking Assist customizable settings cannot be changed through the radio display. An updated Clearance Warning Computer is available to address this condition.
• 10058680Feb 6, 2015Equipment. Toyota: some vehicles need updated clearance warning computer to resolve parking assist customize settings that will not be changed through display of radio. Model 2015 sienna.
• 10057726Feb 6, 2015Electrical system. Toyota sienna 2015: information regarding parking assist customizable settings not changing through radio display.
• 10111365Feb 2, 2015Equipment. TT: Some customers may encounter various 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.
• 10111229Feb 2, 2015Equipment, Electrical system. TT: Some customers may encounter various 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.
• 10134128Jan 15, 2015Engine, 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).
• 10096036Jan 15, 2015Electrical system, Engine. "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).
• 10111338Jan 12, 2015Equipment. TT: Customers complain of various 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.
• 10111248Jan 12, 2015Equipment, Electrical system. TT: Customers complain of various 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.
• 10061718Nov 26, 2014Equipment. Summary to be provided on a future date.
• 10109404Oct 16, 2014Transmission and drivetrain. 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.
• 10109403Oct 16, 2014Transmission and drivetrain. 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.
• 10109464Oct 15, 2014Equipment, Electrical system. Tech Tip: 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.
• 10109463Oct 13, 2014Equipment, Electrical 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.
• 10109401Oct 8, 2014Suspension, 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.
• 10109492Sep 30, 2014Transmission and drivetrain. 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.
• 10109519Sep 25, 2014Suspension. Dealer Letter: It has come to our attention that your dealership recently received '15 Model Year Sienna (s) that may not have had the passenger seat Occupant Classification Sensors (OCS) properly calibrated during the assembly process. It has come to our attention that your dealership recently received some '14 Model Year Camry and/or Avalon (s) that may have a lower control arm on the left front suspension that…
• 10109480Sep 3, 2014Electrical system, Body and 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.
• 10109479Sep 3, 2014Equipment. TSB: Sienna 2015 Pre-Delivery Check Sheet
• 10109478Sep 3, 2014Equipment, Steering. TSB: As a result of the removal of the Short Pin, the power source to the steering angle sensor is cut off. When the Short Pin is reinstalled, the Parking Assist Monitor System will be operative, but it cannot display guidelines to assist parking operation because the center position is not recognized by the steering angle sensor. Please initialize the Parking Assist Monitor System after installing the Short Pin…
• 10061286Sep 3, 2014Equipment. Summary to be provided on a future date.
• 10061285Sep 3, 2014Equipment. Summary to be provided on a future date.
• 10061339Sep 1, 2014Equipment. Summary to be provided on a future date.
• 10109560Aug 28, 2014Seats. TSB: The 2015 model year Sienna may be optionally equipped with an Auto Access Seat that can be rotated, raised, and lowered to help the occupant easily enter and exit the vehicle. To ensure that the Auto Access Seat system is operating properly, inspect the Auto Access Seat functions during Pre-Delivery Service (PDS).
• 10061284Aug 28, 2014Equipment. Summary to be provided on a future date.
• 10132742Jul 29, 2014Electrical system, Visibility (wipers, defrost, mirrors). Tech Tip: Tips for writing a DPR (Dealer Product Report) on manufacturing issues for windows and windshields.
• 10132715Jul 25, 2014Equipment. TSB: The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys will be erased.
• 10132741Jul 8, 2014Engine. Tech Tip: Starting with the 2010 Model Year, Toyota began a gradual transition to the use of synthetic 0w20 viscosity engine oil. There are multiple benefits of this oil including: Reduced friction and wear on engine surfaces, Improved fuel economy, Reduction in waste oil stream (in vehicles approved for 10,000 mile oil change intervals), Reduced maintenance cost (in vehicles approved for 10,000 mile oil change…
• 10132708Jul 7, 2014Equipment. TSB: The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys will be erased.
• 10132762Jun 12, 2014Electrical 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).
• 10132812May 1, 2014Back-over prevention (rear camera), Engine. Tech Tip: Low battery voltage can contribute to a MIL "ON" condition for P0335 (Crankshaft Position Sensor Circuit) and/or P0340 (Camshaft Position Sensor Circuit) due to inconsistent rotational speed of the engine's crankshaft.
• 10131817Apr 17, 2014Equipment. 2015 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…
• 10131816Apr 16, 2014Equipment. 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.
• 10131814Apr 16, 2014Wheels. 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.
• 10131812Apr 15, 2014Electrical system. Some 2015 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…
• 10131811Apr 11, 2014Equipment. 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.
• 10060709Apr 11, 2014Equipment. Summary to be provided on a future date.
• 10134121Sep 20, 2012Seats. TSB: OBSOLETE NOTICE December 2, 2015: This bulletin is now obsolete. Please see T-SB-0118-15.
• 10197476May 4, 2001Equipment. Replacement vin plates.
• 10197473Jan 18, 1991Equipment. Product general information.

← All problems reported for the 2015 Toyota Sienna