2021 Toyota Supra Technical Service Bulletins

82 technical service bulletins (TSBs) are on record for the 2021 Toyota Supra. 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.

• 10203543Oct 7, 2021Engine cooling, Electrical system. DL: Due to a software error in the battery management system of the 12V battery located under the vehicle?s hood, the engine auto Stop/Start functionality could become deactivated.
• 10203542Oct 7, 2021Equipment, Electrical system. 12V Li-ion Used Batteries label 10.07.2021
• 10203541Oct 6, 2021Engine cooling, Electrical system. RL: Due to a software error in the battery management system of the 12V battery located under the vehicle?s hood, the engine auto Stop/Start functionality could become deactivated.
• 10201333Jul 12, 2021Equipment. TSB: Long-term or off-site storage requires special care to keep vehicles factory fresh and ready for delivery. The following guidelines for 2021 model year Supra vehicles 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.
• 10198155May 27, 2021Equipment. 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…
• 10198154May 27, 2021Tires, Wheels. 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 that the tires remain on the vehicle in the same location and in the same direction of rotation. Refer to the Tire Positioning Procedure in this bulletin to ensure that the original tires stay…
• 10198150May 24, 2021Equipment. Updates to the 2014-2021 toyota universal flat rate manual
• 10190464Mar 23, 2021Engine cooling. TT: Customers may state the vehicle has oil consumption or certain warnings have illuminated stating low oil, ?Oil level at minimum, add one quart? as stated on MID.
• 10190463Mar 22, 2021Equipment. TT: Some 2020-2021 model year Supra vehicles may experience a condition where the rear hatch will not open electrically and/or from the interior manual release handle.
• 10190460Mar 17, 2021Air bags. Toyota Safety Recall and Service Campaign - Technician Certification Requirements
• 10190474Mar 3, 2021Equipment. TT: Some 2020-2021 model year Supra vehicles may experience a condition where the rear hatch will not open electrically and/or from the interior manual release handle.
• 10188907Feb 25, 2021Electrical system. TSB: This Service Bulletin provides parts information and repair procedures for wire harnesses, wire terminals, and connectors for 2020-2021 model year Supra vehicles.
• 10188923Feb 15, 2021Engine cooling. TT: Customers may state the vehicle has oil consumption or certain warnings have illuminated stating low oil, ?Oil level at minimum, add one quart? as stated on MID.
• 10188911Feb 2, 2021Transmission and drivetrain. TT: Customers may state they have a fluid leak from under the vehicle or technicians may notice a leak while performing other work.
• 10187238Dec 14, 2020Body and structure, Equipment, Electrical system. 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.
• 10186192Dec 14, 2020Equipment. 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.
• 10183283Oct 22, 2020Wheels, Other or unknown. 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 that the tires remain on the vehicle in the same location and in the same direction of rotation. Refer to the Tire Positioning Procedure in this bulletin to ensure that the original tires stay…
• 10183281Oct 21, 2020Engine cooling. TT: HVAC drain tube is found to be blocked/clogged.
• 10182981Oct 9, 2020Equipment. TSB: 2021 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…
• 10179690Aug 3, 2020Equipment. TSB: OBSOLETE NOTICE August 3, 2020: This bulletin is no longer applicable and is now obsolete.
• 10179594Aug 3, 2020Equipment. TSB: OBSOLETE NOTICE August 3, 2020: This bulletin is no longer applicable and is now obsolete.
• 10178527Jul 31, 2020Wheels, Other or unknown. 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 that the tires remain on the vehicle in the same location and in the same direction of rotation. Refer to the Tire Positioning Procedure in this bulletin to ensure that the original tires stay…
• 10178526Jul 31, 2020Body and structure, Equipment. TSB: All 2021 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…
• 10178525Jul 31, 2020Body and structure. TSB: TMNA Accessory Sales and Marketing has developed a Toyota paint protection film (PPF) decal (treated with a specially developed light adhesive) for 2021 model year Toyota vehicles. The decal comes in two sizes (2.8 in. x 8 in. and 4 in. x 8 in.) for small and large hoods and will be applied to the top of PPF for all series at TLS accessory installation facilities. The decal is intended to stay affixed to the…
• 10178524Jul 30, 2020Engine cooling. TT: HVAC drain tube is found to be blocked/clogged.
• 10174903Apr 14, 2020Equipment, Electrical system. 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…
• 10174902Apr 14, 2020Equipment. 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 systems and components. Any problems that are found should be corrected immediately.
• 10174901Apr 14, 2020Electrical system. TSB: A battery in a stored vehicle is subject to conditions that can reduce its performance and service 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…
• 10174897Apr 13, 2020Equipment. TSB: Long-term or off-site storage requires special care to keep vehicles factory fresh and ready for delivery. The following guidelines for 2021 model year Supra vehicles 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.
• 10174896Apr 9, 2020Visibility (wipers, defrost, mirrors), Lane departure. TT: The blind spot monitor (BSM) sensor angle inspection is used to confirm that the BSM sensor is within the specified angle before performing axis beam adjustment. When used in conjunction with the repair manual, these BSM tips leverage SSTs and readily available tools to support sensor angle confirmation in varying shop environments.
• 10197476May 4, 2001Equipment. Replacement vin plates.
• 10197473Jan 18, 1991Equipment. Product general information.

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