LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 920 (SRS Airbag Control System) >> Symptom Diagnosis >> Passenger Seat Belt Warning System >> Seat Belt Warning System Does Not Function

Seat Belt Warning System Does Not Function

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
  1. SEAT BELT WARNING LIGHT 

    Turn ignition switch ON.

    Does the seat belt warning lamp come ON? 

    YES: GO TO 2

    NO:

    • Check 10A fuse [No. 14, located in the fuse block (J/B)].
    • Check seat belt buckle switch LH.
    • Check harness between combination meter and seat belt buckle switch LH.
    • Check combination meter. Refer to "CONSULT FUNCTION (METER/M&A) ".
  2. SEAT BELT BUCKLE LH 

    Fasten the seat belt buckle LH.

    Does the seat belt warning lamp go OFF? 

    YES: GO TO 3

    NO:

    • Check seat belt buckle switch LH.
    • Check harness between combination meter and seat belt buckle switch LH.
  3. OCCUPANT CLASSIFICATION SYSTEM 

    Have a helper sit in the passenger seat.

    Does the seat belt warning lamp go ON? 

    YES: GO TO 4

    NO:

    • Check occupant classification system. Refer to "OCCUPANT CLASSIFICATION SYSTEM (OCS) ".
    • Check harness between occupant classification control unit and air bag diagnosis sensor unit.
  4. SEAT BELT BUCKLE RH 

    Fasten the seat belt buckle RH.

    Does the seat belt warning lamp go OFF? 

    YES: System OK.

    NO:

    • Check seat belt buckle switch RH.
    • Check harness between seat belt buckle switch RH and air bag diagnosis sensor unit.
    • Replace air bag diagnosis sensor unit. Refer to "REMOVAL AND INSTALLATION ".