Lexus UX Service Bulletins (2023)
91 manufacturer communications on file.
- February 13, 2024•Document ID: 10252248Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); COMMUNICATION:MANUFACTURER TELEMATICS; UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- LSB000722
- Date Added:
- April 1, 2024
- Manufacturer:
- LEXUS
SummaryOBSOLETE NOTICE February 13, 2024: This bulletin is now obsolete. Please see L-SB-0006-23.
Associated Products (4)Associated Documents - January 26, 2024•Document ID: 10251079Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- L-SB-0006-23
- Date Added:
- March 4, 2024
- Manufacturer:
- LEXUS
SummaryTSB: A head unit software update is now available for 2022 model year LX 600, NX 250, NX 350, NX 350h, and NX 450h+ vehicles equipped with Lexus Multimedia (version 1020 or earlier). This update provides improved performance and capability for the following: ?User profile configuration and display. ?Cloud Navigation and Intelligent Voice Assistant. ?Mobile device connectivity. ?On-screen display and system settings/configuration. ?Security enhancements. A head unit software update is now available for 2022 LX 600, NX 250, NX 350, NX 350h, and NX 450h+ vehicles; and 2023 ES 250, ES 300h, ES 350, and UX 250h vehicles equipped with Lexus Multimedia (earlier than version 1040). This software update includes the following improvements: ?Cloud navigation. ?Intelligent assistant voice recognition. ?Showing and controlling explicit audio content. ?User interface. ?Bluetooth®. ?Bug fixes. This software update removes the following feature: ?Hybrid radio. A head unit software update is now available for 2023 model year LX 600, NX 250, NX 350, NX 350h, and NX 450h+ vehicles equipped with Lexus Multimedia (version 1040 or earlier). This software update provides improved performance and capability for the following: ?User profile. ?Over-the-air (OTA) notifications. ?Ability to search during a call. ?Bug fixes settings/configuration. ?Security enhancements. A head unit software update is now available for 2022 ? 2023 model year LX 600 vehicles; 2023 ? 2024 model year ES 250, ES 300h, ES 350, RX 350, RX 350h, RX 450h+, RX 500h, and UX 250h vehicles; 2022 ? 2024 model year NX 250, NX 350, NX 350h, and NX 450h+ vehicles; 2023 model year LS 500 and LS 500h vehicles; 2024 model year LC 500, LC 500C, and LC 500h vehicles equipped with Lexus Multimedia (earlier than version 2050). This software update includes the following improvements: ?User interface design. ?Intelligent assistant. ?Navigation lane guidance. ?Phone book se
Associated Products (13)Associated Documents - November 21, 2023•Document ID: 10247826Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
- Mfr Comm. #:
- 23LJ01P4A
- Date Added:
- December 26, 2023
- Manufacturer:
- LEXUS
SummaryTI: TECHNICAL INSTRUCTIONS FOR 23LJ01 Second Key Delivery Program Multiple Models and Model Years
Associated Products (11)Associated Documents - November 21, 2023•Document ID: 10247825Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
- Mfr Comm. #:
- 23LJ01
- Date Added:
- December 26, 2023
- Manufacturer:
- LEXUS
SummaryDP: The subject vehicles were delivered with only one (1) Smart Key on select models since October 2022 due to a global semiconductor shortage impacting certain microchips. The affected vehicles were delivered with one (1) Smart Key and a second mechanical key.
Associated Products (11)Associated Documents - November 20, 2023•Document ID: 10247821Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
- Mfr Comm. #:
- 23LJ01P4
- Date Added:
- December 26, 2023
- Manufacturer:
- LEXUS
SummaryRL: The supply of Smart Keys available for Lexus vehicles has been temporarily limited to one (1) on select models since October 2022 due to global semiconductor shortages impacting certain microchips. Affected vehicles have been delivered with only one Smart Key and a second mechanical key.
Associated Products (11)Associated Documents - November 17, 2023•Document ID: 10247819Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- LSB005523A
- Date Added:
- December 26, 2023
- Manufacturer:
- LEXUS
SummaryTSB: Some 2018 ? 2024 model year Lexus vehicles may exhibit a hybrid system warning lamp occurring in below-freezing temperatures (below 32°F or 0°C). After performing a Health Check, one or both of the following Diagnostic Trouble Codes (DTCs) may be present: ?P1C8449 ? (High Voltage Power Resource Circuit Short during Ready ON) ?P300449 ? (High Voltage Power Resource Circuit Short during Pre-Charge) Follow the Repair Procedure in this bulletin to address this condition.
Associated Products (26)Associated Documents - November 1, 2023•Document ID: 10247795Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- LSB005523
- Date Added:
- December 26, 2023
- Manufacturer:
- LEXUS
SummaryTSB: Some 2018 ? 2024 model year Lexus vehicles may exhibit a hybrid system warning lamp occurring in below-freezing temperatures (below 32°F or 0°C). After performing a Health Check, one or both of the following Diagnostic Trouble Codes (DTCs) may be present: ?P1C8449 ? (High Voltage Power Resource Circuit Short during Ready ON) ?P300449 ? (High Voltage Power Resource Circuit Short during Pre-Charge) Follow the Repair Procedure in this bulletin to address this condition.
Associated Products (26)Associated Documents - August 21, 2023•Document ID: 10244114Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- LSB004323
- Date Added:
- October 16, 2023
- Manufacturer:
- LEXUS
SummaryTSB: The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. Follow the procedures outlined in this service bulletin to aid in locating, inspecting, and repairing refrigerant leaks.
Associated Products (112)Associated Documents - August 17, 2023•Document ID: 10244110Service Bulletin/Repair InstructionsCOMMUNICATION:MANUFACTURER TELEMATICS; UNKNOWN OR OTHER
- Mfr Comm. #:
- LTT032623
- Date Added:
- October 16, 2023
- Manufacturer:
- LEXUS
SummaryTT: A very small percentage of customers 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 (64)Associated Documents - July 3, 2023•Document ID: 10241386Service Bulletin/Repair InstructionsWHEELS
- Mfr Comm. #:
- L-SB-0037-23
- Date Added:
- August 28, 2023
- Manufacturer:
- LEXUS
SummaryTSB: Some 2021 ? 2024 model year Lexus vehicles use hub bolts in place of studs/nuts to fasten the wheels to the vehicle. If non-compatible wheels or hub bolts/nuts are installed, there is increased risk that the wheel(s) could come off resulting in a crash. This service bulletin outlines the physical differences and precautions that should be taken when servicing different wheel and wheel fastener types.
Associated Products (36)Associated Documents - June 15, 2023•Document ID: 10240061Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
- Mfr Comm. #:
- 23LJ01-2
- Date Added:
- July 31, 2023
- Manufacturer:
- LEXUS
SummaryTI: TECHNICAL INSTRUCTIONS FOR 23LJ01 Second Key Delivery Program Multiple Models and Model Years
Associated Products (9)Associated Documents - June 15, 2023•Document ID: 10240060Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
- Mfr Comm. #:
- 23LJ01-1
- Date Added:
- July 31, 2023
- Manufacturer:
- LEXUS
SummaryRL: The supply of Smart Keys available for Lexus vehicles has been temporarily limited to one (1) on select models since November 2022 due to global semiconductor shortages impacting certain microchips. Affected vehicles have been delivered with only one Smart Key and a second mechanical key.
Associated Products (9)Associated Documents - June 15, 2023•Document ID: 10240059Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
- Mfr Comm. #:
- 23LJ01
- Date Added:
- July 31, 2023
- Manufacturer:
- LEXUS
SummaryDP: The subject vehicles were delivered with only one (1) Smart Key on select models since October 2022 due to a global semiconductor shortage impacting certain microchips. The affected vehicles were delivered with one (1) Smart Key and a second mechanical key.
Associated Products (9)Associated Documents - May 19, 2023•Document ID: 10238145Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- L-SB-0034-23
- Date Added:
- June 26, 2023
- Manufacturer:
- LEXUS
SummaryTSB: Some 2023 model year ES 250, ES 300h, ES 350, and UX 250h vehicles with DCM firmware version earlier than LG-N210ee9999-09 may exhibit a condition in which the vehicle customize settings menu is unavailable in the head unit after connecting to Techstream. A DCM firmware update is now available to address this condition. Follow the DCM Firmware Update Procedure in this bulletin to update the firmware.
Associated Products (2)Associated Documents - May 1, 2023•Document ID: 10238125Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL
- Mfr Comm. #:
- L-TT-0323-23
- Date Added:
- June 26, 2023
- Manufacturer:
- LEXUS
SummaryTT: When setting up the Lexus Interface (21MM) user profile, if the QR code is not working please use the following recommendations
Associated Products (8)Associated Documents - April 5, 2023•Document ID: 10236187Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM
- Mfr Comm. #:
- L-SB-0007-22 Rev
- Date Added:
- May 15, 2023
- Manufacturer:
- LEXUS
SummaryTSB: A head unit software update is now available for 2022 model year LX 600, NX 250, NX 350, NX 350h, and NX 450h+ vehicles equipped with Lexus Multimedia (version 1020 or earlier). This update provides improved performance and capability for the following: ?User profile configuration and display. ?Cloud Navigation and Intelligent Voice Assistant. ?Mobile device connectivity. ?On-screen display and system settings/configuration. ?Security enhancements. A head unit software update is now available for 2022 LX 600, NX 250, NX 350, NX 350h, and NX 450h+ vehicles; and 2023 ES 250, ES 300h, ES 350 and UX 250h vehicles equipped with Lexus Multimedia (earlier than version 1040). This software update includes the following improvements: ?Cloud navigation. ?Intelligent assistant voice recognition. ?Showing and controlling explicit audio content. ?User interface. ?Bluetooth. ?Bug fixes. The software update removes the following feature: ?Hybrid radio. Vehicle operators can perform this update directly by accepting the on-screen notification, advising the software update is available, or by locating the software update from the Settings menu and initiating the available update. The release notes text below will be displayed to the customer: ?This software update includes the following improvements: Cloud navigation, Intelligent assistant voice recognition, Showing and controlling explicit audio content, User interface, Bluetooth, Bug fixes. It removes the following feature: Hybrid radio.? If it is necessary to perform the software update for a customer, follow the software update procedures in this bulletin. This is a phased rollout, which means that as time progresses, more vehicles will receive the update notification and ability to update the head unit. This timing will vary by location and may not display for every vehicle in one location at the same day/time.
Associated Products (2)Associated Documents - March 6, 2023•Document ID: 10234313Service Bulletin/Repair InstructionsFUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
- Mfr Comm. #:
- L-SB-0022-22 Rev
- Date Added:
- April 17, 2023
- Manufacturer:
- LEXUS
SummaryTSB: Hybrid and battery electric vehicles are equipped with two types of batteries: ?Hybrid Vehicle (HV) battery ?Auxiliary (12V) battery If the hybrid vehicle or battery electric vehicle is placed into storage, the State-Of-Charge (SOC) of its HV battery and auxiliary battery will gradually decrease. To prevent the auxiliary battery from becoming discharged during storage, proper maintenance is necessary.
Associated Products (4)Associated Documents - February 9, 2023•Document ID: 10235221Service Bulletin/Repair InstructionsWHEELS; TRAILER HITCHES
- Mfr Comm. #:
- LSB002922
- Date Added:
- May 1, 2023
- Manufacturer:
- LEXUS
SummaryTSB: 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.
Associated Products (6)Associated Documents - February 9, 2023•Document ID: 10235214Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- LSB003022
- Date Added:
- May 1, 2023
- Manufacturer:
- LEXUS
SummaryTSB: 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.
Associated Products (6)Associated Documents - February 6, 2023•Document ID: 10235213Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; HYBRID PROPULSION SYSTEM
- Mfr Comm. #:
- LSB002522
- Date Added:
- May 1, 2023
- Manufacturer:
- LEXUS
SummaryTSB: This bulletin provides general high-voltage safety precautions for the HV/EV system. These high voltages are dangerous and can cause personal injury, severe burns, electric shock, and death if proper safety precautions are NOT followed. Be sure to carefully review ALL applicable Repair Manual procedures BEFORE performing service. Lexus strongly recommends that Service Technicians complete Master Certification status before performing any service repair work on high-voltage systems.
Associated Products (4)Associated Documents