Technical Service Bulletins (TSBs) for the 2018 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.


    • TSB #LSB004323

      Date Announced:
      AUG 21, 2023
      NHTSA ID:

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