DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Seat Belt Warning System - Diagnostics & Symptom Tests >> Seat Belt Warning System >> Seat Belt Status Display Malfunction [11/2023 - ] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:
  • The seat belt warning system uses the CAN communication system and CXPI communication system. First, confirm that there is no malfunction in the CAN communication system and CXPI communication system. Refer to the How to Proceed with Troubleshooting procedure.

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2023 - ] 

  • Before replacing the main body ECU (multiplex network body ECU), refer to Registration.

    for HV Model: Refer to REGISTRATION [11/2023 - ]

    for Gasoline Model: Refer to REGISTRATION [11/2023 - ]

  • When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.