Technical Service Bulletins (TSBs) for the 2019 Clarity Fuel Cell are official communications between Honda & 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.

    STEERING

    • TSB #A19050B

      Date Announced:
      MAY 16, 2019
      NHTSA ID:
      #10160545

      ServiceNews Article - When removing and installing a cable reel, you need to keep both the cable reel and the steering angle sensor in position. If you don't , the VSA indicator may come on along with one or more VSA DTCs. Read More »

    ENGINE AND ENGINE COOLING

    • TSB #A21-084

      Date Announced:
      DEC 16, 2021
      NHTSA ID:
      #10205454

      Service Bulletin - The MIL comes on with DTC P1F86 FC Cell Voltage Too Low (Caution). Read More »

    • TSB #A21-084

      Date Announced:
      OCT 26, 2021
      NHTSA ID:
      #10202872

      Service Bulletin - The MIL comes on with DTC P1F86 FC Cell Voltage Too Low (Caution). Read More »

    • TSB #APaS11192018901

      Date Announced:
      NOV 19, 2018
      NHTSA ID:
      #10150421

      "Dealer message - AHM is studying the current replacement need for the ION filter (PN 3H450-5WM-A01). We would like to collect several samples in the field for this study." Read More »

    FUEL SYSTEM, GASOLINE

    • TSB #A20-092

      Date Announced:
      DEC 09, 2020
      NHTSA ID:
      #10184316

      Service Bulletin - The customer cannot refuel the vehicle completely at certain hydrogen stations. Read More »

    FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY

    • TSB #A20-061

      Date Announced:
      OCT 21, 2020
      NHTSA ID:
      #10181841

      Service Bulletin - The MIL comes on with DTC P1FBF (air pump controller failure [internal failure warning]) during startup. Read More »

    FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY

    • TSB #A20-061

      Date Announced:
      SEP 02, 2020
      NHTSA ID:
      #10179515

      Service Bulletin - The MIL comes on with DTC P1FBF (air pump controller failure [internal failure warning]) during startup. Read More »

    ELECTRICAL SYSTEM

    • TSB #A22090A

      Date Announced:
      SEP 16, 2022
      NHTSA ID:
      #10220351

      Dealer Message - In the event you experience a sub tank wire harness rodent damage on the 2017a??2020 Clarity FCV, after repairing / replacing the wire harness, wrap the areas shown below with RODENT DETERRENT TAPE, P/N 4019-2317. Read More »