Technical Service Bulletins (TSBs) for the 2020 ES 300h 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.

    ENGINE AND ENGINE COOLING

    • TSB #LSB006023

      Date Announced:
      NOV 15, 2023
      NHTSA ID:
      #10247804

      TSB: Some 2019 ? 2023 model year ES 350, 2018 ? 2023 model year IS 350, IS 300, RC 350, RC 300, 2016 ? 2022 model year RX 350, and 2016 ? 2020 model year GS 350 vehicles equipped with a 2GR-FKS engine may exhibit a knocking noise from the ... Read More »

    ELECTRICAL SYSTEM

    • 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 »

    COMMUNICATION:MANUFACTURER TELEMATICS

    • 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 #LSB005722

      Date Announced:
      FEB 20, 2024
      NHTSA ID:
      #10252258

      TSB: Some 2018 ? 2022 model year Lexus vehicles equipped with the Enform? 2.0 Navigation System, require a Special Service Tool (SST) USB flash drive to update the map, points of interest, and system software. Read More »

    UNKNOWN OR OTHER

    • TSB #LSB005722

      Date Announced:
      FEB 20, 2024
      NHTSA ID:
      #10252258

      TSB: Some 2018 ? 2022 model year Lexus vehicles equipped with the Enform? 2.0 Navigation System, require a Special Service Tool (SST) USB flash drive to update the map, points of interest, and system software. 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 »