TSB List for the 2023 Lexus UX

Technical Service Bulletins (TSBs) for the 2023 UX are official communications between Lexus & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

  • ELECTRICAL SYSTEM
  • ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
  • ELECTRICAL SYSTEM:SOFTWARE
  • WHEELS
  • COMMUNICATION:MANUFACTURER TELEMATICS
  • EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
  • UNKNOWN OR OTHER
  • ELECTRICAL SYSTEM

    • TSB #L-SB-0006-23

      Date Announced:
      JAN 26, 2024
      NHTSA ID:
      #10251079

      TSB: 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). Read More »

    • TSB #L-SB-0006-23

      Date Announced:
      JAN 26, 2024
      NHTSA ID:
      #10251079

      TSB: 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). Read More »

    • TSB #23LJ01P4

      Date Announced:
      NOV 20, 2023
      NHTSA ID:
      #10247821

      RL: 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. Read More »

    • TSB #23LJ01P4

      Date Announced:
      NOV 20, 2023
      NHTSA ID:
      #10247821

      RL: 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. Read More »

    • TSB #LSB005523

      Date Announced:
      NOV 01, 2023
      NHTSA ID:
      #10247795

      TSB: 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). Read More »

    • TSB #LSB005523

      Date Announced:
      NOV 01, 2023
      NHTSA ID:
      #10247795

      TSB: 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). Read More »

    ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER

    • TSB #23LJ01_P5_Dealer

      Date Announced:
      MAR 12, 2024
      NHTSA ID:
      #10253236

      DP: 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. Read More »

    • TSB #23LJ01_P5_Dealer

      Date Announced:
      MAR 12, 2024
      NHTSA ID:
      #10253236

      DP: 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. Read More »

    • TSB #Lexus Second Key

      Date Announced:
      MAR 12, 2024
      NHTSA ID:
      #10253237

      The 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. Read More »

    • TSB #Lexus Second Key

      Date Announced:
      MAR 12, 2024
      NHTSA ID:
      #10253237

      The 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. Read More »

    • TSB #23LJ01

      Date Announced:
      NOV 21, 2023
      NHTSA ID:
      #10247825

      DP: 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. Read More »

    • TSB #23LJ01

      Date Announced:
      NOV 21, 2023
      NHTSA ID:
      #10247825

      DP: 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. Read More »

    • TSB #23LJ01P4A

      Date Announced:
      NOV 21, 2023
      NHTSA ID:
      #10247826

      TI: TECHNICAL INSTRUCTIONS FOR 23LJ01 Second Key Delivery Program Multiple Models and Model Years Read More »

    • TSB #23LJ01P4A

      Date Announced:
      NOV 21, 2023
      NHTSA ID:
      #10247826

      TI: TECHNICAL INSTRUCTIONS FOR 23LJ01 Second Key Delivery Program Multiple Models and Model Years Read More »

    • TSB #23LJ01P4

      Date Announced:
      NOV 20, 2023
      NHTSA ID:
      #10247821

      RL: 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. Read More »

    • TSB #23LJ01P4

      Date Announced:
      NOV 20, 2023
      NHTSA ID:
      #10247821

      RL: 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. Read More »

    • TSB #23LJ01

      Date Announced:
      JUN 15, 2023
      NHTSA ID:
      #10240059

      DP: 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. Read More »

    • TSB #23LJ01

      Date Announced:
      JUN 15, 2023
      NHTSA ID:
      #10240059

      DP: 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. Read More »

    • TSB #23LJ01-1

      Date Announced:
      JUN 15, 2023
      NHTSA ID:
      #10240060

      RL: 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. Read More »

    • TSB #23LJ01-1

      Date Announced:
      JUN 15, 2023
      NHTSA ID:
      #10240060

      RL: 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. Read More »

    • TSB #23LJ01-2

      Date Announced:
      JUN 15, 2023
      NHTSA ID:
      #10240061

      TI: TECHNICAL INSTRUCTIONS FOR 23LJ01 Second Key Delivery Program Multiple Models and Model Years Read More »

    • TSB #23LJ01-2

      Date Announced:
      JUN 15, 2023
      NHTSA ID:
      #10240061

      TI: TECHNICAL INSTRUCTIONS FOR 23LJ01 Second Key Delivery Program Multiple Models and Model Years Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #LSB000722

      Date Announced:
      FEB 13, 2024
      NHTSA ID:
      #10252248

      OBSOLETE NOTICE February 13, 2024: This bulletin is now obsolete. Please see L-SB-0006-23. Read More »

    • TSB #LSB000722

      Date Announced:
      FEB 13, 2024
      NHTSA ID:
      #10252248

      OBSOLETE NOTICE February 13, 2024: This bulletin is now obsolete. Please see L-SB-0006-23. Read More »

    • TSB #L-SB-0006-23

      Date Announced:
      JAN 26, 2024
      NHTSA ID:
      #10251079

      TSB: 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). Read More »

    • TSB #L-SB-0006-23

      Date Announced:
      JAN 26, 2024
      NHTSA ID:
      #10251079

      TSB: 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). Read More »

    WHEELS

    • TSB #L-SB-0037-23

      Date Announced:
      JUL 03, 2023
      NHTSA ID:
      #10241386

      TSB: Some 2021 ? 2024 model year Lexus vehicles use hub bolts in place of studs/nuts to fasten the wheels to the vehicle. Read More »

    • TSB #L-SB-0037-23

      Date Announced:
      JUL 03, 2023
      NHTSA ID:
      #10241386

      TSB: Some 2021 ? 2024 model year Lexus vehicles use hub bolts in place of studs/nuts to fasten the wheels to the vehicle. Read More »

    COMMUNICATION:MANUFACTURER TELEMATICS

    • TSB #LSB000722

      Date Announced:
      FEB 13, 2024
      NHTSA ID:
      #10252248

      OBSOLETE NOTICE February 13, 2024: This bulletin is now obsolete. Please see L-SB-0006-23. Read More »

    • TSB #LSB000722

      Date Announced:
      FEB 13, 2024
      NHTSA ID:
      #10252248

      OBSOLETE NOTICE February 13, 2024: This bulletin is now obsolete. Please see L-SB-0006-23. Read More »

    • TSB #LTT032623

      Date Announced:
      AUG 17, 2023
      NHTSA ID:
      #10244110

      TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. Read More »

    • TSB #LTT032623

      Date Announced:
      AUG 17, 2023
      NHTSA ID:
      #10244110

      TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. Read More »

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • TSB #LSB000722

      Date Announced:
      FEB 13, 2024
      NHTSA ID:
      #10252248

      OBSOLETE NOTICE February 13, 2024: This bulletin is now obsolete. Please see L-SB-0006-23. Read More »

    • TSB #LSB000722

      Date Announced:
      FEB 13, 2024
      NHTSA ID:
      #10252248

      OBSOLETE NOTICE February 13, 2024: This bulletin is now obsolete. Please see L-SB-0006-23. Read More »

    UNKNOWN OR OTHER

    • TSB #LSB000722

      Date Announced:
      FEB 13, 2024
      NHTSA ID:
      #10252248

      OBSOLETE NOTICE February 13, 2024: This bulletin is now obsolete. Please see L-SB-0006-23. Read More »

    • TSB #LSB000722

      Date Announced:
      FEB 13, 2024
      NHTSA ID:
      #10252248

      OBSOLETE NOTICE February 13, 2024: This bulletin is now obsolete. Please see L-SB-0006-23. Read More »

    • TSB #LSB004323

      Date Announced:
      AUG 21, 2023
      NHTSA ID:
      #10244114

      TSB: The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. Read More »

    • TSB #LSB004323

      Date Announced:
      AUG 21, 2023
      NHTSA ID:
      #10244114

      TSB: The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. Read More »

    • TSB #LTT032623

      Date Announced:
      AUG 17, 2023
      NHTSA ID:
      #10244110

      TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. Read More »

    • TSB #LTT032623

      Date Announced:
      AUG 17, 2023
      NHTSA ID:
      #10244110

      TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. Read More »

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