Lexus RX Service Bulletins (2023)
117 manufacturer communications on file.
- April 18, 2024•Document ID: 11003639Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; ENGINE
- Mfr Comm. #:
- L-SB-0021-23 Rev1
- Date Added:
- July 6, 2024
- Manufacturer:
- LEXUS
SummarySome 2022 – 2024 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. REVISION NOTICE April 18, 2024 Rev1: •Applicability has been updated to include 2024 model year GX 550, LX 600, NX 250, NX 350, NX 350h, NX 450h+, RX 350, RX 350h, RX 450h+, RX 500h, RZ 300e, RZ 450e, TX 350, TX 500h, and TX 550h+ vehicles. •The Introduction section has been updated. •The Operation Procedure section has been removed. •The Standard ECU Configuration Procedure and ECU Configuration Value Writing Procedure sections have been added.
Associated Products (12)Associated Documents - April 18, 2024•Document ID: 11003584Service Bulletin/Repair InstructionsENGINE; ELECTRICAL SYSTEM
- Mfr Comm. #:
- L-SB-0021-23 Rev1
- Date Added:
- July 6, 2024
- Manufacturer:
- LEXUS
SummarySome 2022 – 2024 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. REVISION NOTICE April 18, 2024 Rev1: •Applicability has been updated to include 2024 model year GX 550, LX 600, NX 250, NX 350, NX 350h, NX 450h+, RX 350, RX 350h, RX 450h+, RX 500h, RZ 300e, RZ 450e, TX 350, TX 500h, and TX 550h+ vehicles. •The Introduction section has been updated. •The Operation Procedure section has been removed. •The Standard ECU Configuration Procedure and ECU Configuration Value Writing Procedure sections have been added.
Associated Products (12)Associated Documents - April 12, 2024•Document ID: 11003630Service CampaignUNKNOWN OR OTHER
- Mfr Comm. #:
- 23LJ01 Eligibility
- Date Added:
- July 6, 2024
- Manufacturer:
- LEXUS
SummaryThe table describes the phases currently planned for the Second Key Delivery Program and the estimated timing of announcement. This table will be updated over time as more details become available.
Associated Products (15)Associated Documents - April 12, 2024•Document ID: 11003575Service CampaignUNKNOWN OR OTHER
- Mfr Comm. #:
- 23LJ01 Eligibility
- Date Added:
- July 6, 2024
- Manufacturer:
- LEXUS
SummaryThe table describes the phases currently planned for the Second Key Delivery Program and the estimated timing of announcement. This table will be updated over time as more details become available.
Associated Products (15)Associated Documents - April 11, 2024•Document ID: 11003622Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-SB-0035-22 Rev1
- Date Added:
- July 6, 2024
- Manufacturer:
- LEXUS
SummaryWhen certain vehicle ECUs are replaced, the ECU Security Key must be written in order for that ECU to communicate on the vehicle network. The GTS+ Software Health Check Results screen has been enhanced to help identify if a replacement ECU requires an ECU Security Key. REVISION NOTICE April 11, 2024 Rev1: •Applicability has been updated to include 2023 – 2024 model year LS 500, LS 500h, LX 600, NX 250, NX 350, NX 350h, NX 450h+, RX 350, RX 350h, RX 450h+, RX 500h, and RZ 450e and 2024 model year RZ 300e, TX 350, TX 500h, and TX 550h+ vehicles. •The entire bulletin has been updated to represent GTS+ Software.
Associated Products (11)Associated Documents - April 11, 2024•Document ID: 11003567Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- L-SB-0035-22 Rev1
- Date Added:
- July 6, 2024
- Manufacturer:
- LEXUS
SummaryWhen certain vehicle ECUs are replaced, the ECU Security Key must be written in order for that ECU to communicate on the vehicle network. The GTS+ Software Health Check Results screen has been enhanced to help identify if a replacement ECU requires an ECU Security Key. REVISION NOTICE April 11, 2024 Rev1: •Applicability has been updated to include 2023 – 2024 model year LS 500, LS 500h, LX 600, NX 250, NX 350, NX 350h, NX 450h+, RX 350, RX 350h, RX 450h+, RX 500h, and RZ 450e and 2024 model year RZ 300e, TX 350, TX 500h, and TX 550h+ vehicles. •The entire bulletin has been updated to represent GTS+ Software.
Associated Products (11)Associated Documents - April 8, 2024•Document ID: 11003616Service Bulletin/Repair InstructionsSTRUCTURE:BODY
- Mfr Comm. #:
- L-SB-0018-24
- Date Added:
- July 6, 2024
- Manufacturer:
- LEXUS
SummarySome 2023 2024 model year RX 350, RX 350h, and RX 500h and 2024 model year RX 450h+ vehicles may exhibit a condition where the instrument panel garnish trim located above the glove box becomes loose/detached from the instrument panel dashboard. This condition is more prevalent in warmer/rough terrain regions due to inadequate retention of the garnish clips
Associated Products (2)Associated Documents - April 8, 2024•Document ID: 11003561Service Bulletin/Repair InstructionsSTRUCTURE:BODY
- Mfr Comm. #:
- L-SB-0018-24
- Date Added:
- July 6, 2024
- Manufacturer:
- LEXUS
SummarySome 2023 2024 model year RX 350, RX 350h, and RX 500h and 2024 model year RX 450h+ vehicles may exhibit a condition where the instrument panel garnish trim located above the glove box becomes loose/detached from the instrument panel dashboard. This condition is more prevalent in warmer/rough terrain regions due to inadequate retention of the garnish clips
Associated Products (2)Associated Documents - March 12, 2024•Document ID: 10253237Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
- Mfr Comm. #:
- Lexus Second Key
- Date Added:
- April 15, 2024
- Manufacturer:
- LEXUS
SummaryThe table describes the phases currently planned for the Second Key Delivery Program and the estimated timing of announcement. This table will be updated over time as more details become available.
Associated Products (14)Associated Documents - March 12, 2024•Document ID: 10253236Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
- Mfr Comm. #:
- 23LJ01_P5_Dealer
- Date Added:
- April 15, 2024
- 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 (14)Associated Documents - January 31, 2024•Document ID: 10251083Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
- Mfr Comm. #:
- Vehicle Eligibil
- Date Added:
- March 4, 2024
- Manufacturer:
- LEXUS
SummaryThe table describes the phases currently planned for the Second Key Delivery Program and the estimated timing of announcement. This table will be updated during each phase launch and as more details become available.
Associated Products (10)Associated Documents - January 31, 2024•Document ID: 10251082Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
- Mfr Comm. #:
- Dealer Packet pu
- Date Added:
- March 4, 2024
- 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 (10)Associated Documents - January 26, 2024•Document ID: 10251079Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM
- 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 (12)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:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER; ELECTRICAL SYSTEM
- 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 8, 2023•Document ID: 10247801Service Bulletin/Repair InstructionsPOWER TRAIN; ENGINE AND ENGINE COOLING
- Mfr Comm. #:
- LSB005923
- Date Added:
- December 26, 2023
- Manufacturer:
- LEXUS
SummaryTSB: Some 2023 model year RX 500h vehicles may exhibit a vibration or shudder sensation from the transmission in Drive and/or Reverse at speeds under 8mph (13kph). This condition is present only when the internal combustion engine is engaged. Follow the Repair Procedure in this bulletin to address this condition.
Associated Products (1)Associated Documents - November 2, 2023•Document ID: 10247797Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
- Mfr Comm. #:
- LSB005623
- Date Added:
- December 26, 2023
- Manufacturer:
- LEXUS
SummaryTSB: Some 2023 model year RX 350 vehicles may exhibit one or both of the following conditions: ?Hesitation when accelerating from a stop. ?Non-linear acceleration from a stop or rolling stop with steady throttle. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to address these conditions. Follow the Repair Procedure in this bulletin to address these conditions.
Associated Products (1)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 (16)Associated Documents - October 24, 2023•Document ID: 10245482Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE
- Mfr Comm. #:
- 23LD03_Dealer Pa
- Date Added:
- November 27, 2023
- Manufacturer:
- LEXUS
SummaryDP: The subject vehicles are equipped with a Data Communication Module (DCM) which supports the use of connected service utilities such as Roadside Assistance, Automatic Collision Notification, and Emergency Assistance (SOS). These connected services are available as a free trial subscription when the vehicle is purchased. Due to a supplier shipping error, there is a possibility that incorrect, not activated DCMs were installed in the subject vehicles, which causes connected services to be unavailable.
Associated Products (1)Associated Documents