Lexus TX Service Bulletins
90 manufacturer communications on file.
- August 19, 2025•Document ID: 11022963Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-TT-0326-23 Rev2
- Date Added:
- September 9, 2025
- Manufacturer:
- LEXUS
SummarySome customers may experience operational difficulties with some telematics features which they cannot resolve on their own. These resources, in conjunction with the Repair Manual, are for dealership personnel to assist those customers with user issues, user errors, and compatibility issues with other vehicle systems and external applications encountered while operating telematics features.
Associated Products (58)Associated Documents - June 13, 2025•Document ID: 11020656Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-SB-0043-23 Rev1
- Date Added:
- July 10, 2025
- Manufacturer:
- LEXUS
SummaryThe air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. The procedures outlined in this Service Bulletin aid in locating, inspecting, and repairing refrigerant leaks.
Associated Products (52)Associated Documents - June 6, 2025•Document ID: 11020653Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- L-SB-0033-24
- Date Added:
- July 10, 2025
- Manufacturer:
- LEXUS
SummarySome 2023 – 2024 model year RX 350, RX 350h, RX 500h, and 2024 model year TX 350 and TX 500h vehicles may exhibit a rotational clicking noise from one or both front drive shaft assemblies when accelerating while making turns. This condition may occur without a grease leak present on the front drive shaft assemblies. An updated front drive shaft assembly is available to resolve this condition.
Associated Products (3)Associated Documents - June 4, 2025•Document ID: 11020651Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-SB-0029-25
- Date Added:
- July 10, 2025
- Manufacturer:
- LEXUS
SummarySome 2024 – 2025 model year TX 350, TX 500h, and TX 500h+ vehicles equipped with a Mark Levinson sound system, may exhibit one or both of the following conditions: •Audio cuts off at high or maximum volume in some high bass audio settings. •A lack of bass and sound depth from the sound system, especially from the rear speakers and subwoofer. The stereo component amplifier assembly has been modified to improve these conditions and enhance the sound system performance.
Associated Products (2)Associated Documents - April 18, 2025•Document ID: 11019358Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-SB-0024-25
- Date Added:
- June 6, 2025
- Manufacturer:
- LEXUS
SummarySome 2023 – 2025 model year RX 350, RX 350h, RX 500h, and 2024 – 2025 model year TX 350, TX 500h, and TX 550h+ vehicles may exhibit a condition where the Blind Spot Monitor (BSM) system is inoperative, there is a BSM malfunction message on the multi-information display (MID), or the driving assist information indicator is illuminated, along with one or more of the following Diagnostic Trouble Codes (DTCs) present: •C1AB413 – Outer Mirror Indicator (Module "B" Side) Circuit Open •C1AB513 – Outer Mirror Indicator (Module "A" Side) Circuit Open The BSM sensor software has been updated to reduce the possibility of these conditions.
Associated Products (5)Associated Documents - April 18, 2025•Document ID: 11018355Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-SB-0024-25
- Date Added:
- May 15, 2025
- Manufacturer:
- LEXUS
SummarySome 2023 – 2025 model year RX 350, RX 350h, RX 500h, and 2024 – 2025 model year TX 350, TX 500h, and TX 550h+ vehicles may exhibit a condition where the Blind Spot Monitor (BSM) system is inoperative, there is a BSM malfunction message on the multi-information display (MID), or the driving assist information indicator is illuminated, along with one or more of the following Diagnostic Trouble Codes (DTCs) present: •C1AB413 – Outer Mirror Indicator (Module "B" Side) Circuit Open •C1AB513 – Outer Mirror Indicator (Module "A" Side) Circuit Open The BSM sensor software has been updated to reduce the possibility of these conditions.
Associated Products (5)Associated Documents - April 2, 2025•Document ID: 11019328Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-TT-0340-25
- Date Added:
- June 6, 2025
- Manufacturer:
- LEXUS
SummaryTo assist with the early detection and early resolution of audio related concerns you may be asked 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 FTS and/or FPE.
Associated Products (27)Associated Documents - April 2, 2025•Document ID: 11018325Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-TT-0340-25
- Date Added:
- May 15, 2025
- Manufacturer:
- LEXUS
SummaryTo assist with the early detection and early resolution of audio related concerns you may be asked 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 FTS and/or FPE.
Associated Products (27)Associated Documents - February 27, 2025•Document ID: 11015925Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- L-SB-0019-25
- Date Added:
- March 25, 2025
- Manufacturer:
- LEXUS
SummaryA 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.
Associated Products (9)Associated Documents - February 25, 2025•Document ID: 11016799Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-TT-0335-24 Rev1
- Date Added:
- April 8, 2025
- Manufacturer:
- LEXUS
SummarySome customers of Lexus GX, TX, and UX have expressed concern that their vehicle’s multimedia screen will get stuck on either day or night mode, intermittently.
Associated Products (4)Associated Documents - February 25, 2025•Document ID: 11015513Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-TT-0335-24 Rev1
- Date Added:
- March 11, 2025
- Manufacturer:
- LEXUS
SummarySome customers of Lexus GX, TX, and UX have expressed concern that their vehicle’s multimedia screen will get stuck on either day or night mode, intermittently.
Associated Products (4)Associated Documents - February 11, 2025•Document ID: 11015924Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- L-SB-0014-25
- Date Added:
- March 25, 2025
- Manufacturer:
- LEXUS
Summary2026 model year Lexus 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 Installation Procedure in this bulletin 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.
Associated Products (9)Associated Documents - February 10, 2025•Document ID: 11016784Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-SB-0036-22 Rev2
- Date Added:
- April 8, 2025
- Manufacturer:
- LEXUS
SummaryFlash 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 Global Techstream+ (GTS+) ECU flash reprogramming procedures and outlines use of the Technical Information System (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 GTS+ ECU flash reprogramming process.
Associated Products (22)Associated Documents - February 10, 2025•Document ID: 11016780Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-SB-0013-24 Rev1
- Date Added:
- April 8, 2025
- Manufacturer:
- LEXUS
SummaryThe 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 and can never be reused. Another feature, Add/Remove Key, is also available. Once a key is removed, it can never be reused.
Associated Products (37)Associated Documents - February 10, 2025•Document ID: 11015498Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-SB-0036-22 Rev2
- Date Added:
- March 11, 2025
- Manufacturer:
- LEXUS
SummaryFlash 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 Global Techstream+ (GTS+) ECU flash reprogramming procedures and outlines use of the Technical Information System (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 GTS+ ECU flash reprogramming process.
Associated Products (22)Associated Documents - February 10, 2025•Document ID: 11015494Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-SB-0013-24 Rev1
- Date Added:
- March 11, 2025
- Manufacturer:
- LEXUS
SummaryThe 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 and can never be reused. Another feature, Add/Remove Key, is also available. Once a key is removed, it can never be reused.
Associated Products (37)Associated Documents - February 6, 2025•Document ID: 11015921Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- L-SB-0011-25
- Date Added:
- March 25, 2025
- Manufacturer:
- LEXUS
SummaryLong-term or off-site storage requires special care to maintain vehicle condition. 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.
Associated Products (9)Associated Documents - February 3, 2025•Document ID: 11015920Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- L-SB-0009-25
- Date Added:
- March 25, 2025
- Manufacturer:
- LEXUS
SummaryDuring 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.
Associated Products (9)Associated Documents - January 30, 2025•Document ID: 11014220Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-SB-0021-23 Rev2
- Date Added:
- February 12, 2025
- Manufacturer:
- LEXUS
SummarySome 2022 – 2025 model year Lexus vehicles may require the download and installation of vehicle specific software or configuration software when the Electronic Control Unit (ECU) is replaced. GTS+ software has been modified to indicate when configuration software is required. A new Configure column has been added to the GTS+ Health Check Results screen to show when configuration software is available for a specific ECU.
Associated Products (18)Associated Documents - January 24, 2025•Document ID: 11014202Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- L-SB-0067-23 Rev1
- Date Added:
- February 12, 2025
- Manufacturer:
- LEXUS
SummaryDuring 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.
Associated Products (11)Associated Documents