Seat Belt Systems: Testing and Inspection
Seat Belt Warning SystemINSPECTION
CAUTION:
- Before diagnosing the airbag system, be sure to turn the ignition switch to OFF, disconnect the ground cable from the battery, and wait 20 seconds or more before starting to work.
- When replacing the airbag module, seat belt pretensioner, roll connector, control module and sensor, reconnect each part and check that the warning light operates properly.
- When inspecting the airbag main harness, disconnect the airbag module connectors of the driver's and passenger's seats for safety.
- When inspecting the airbag rear harness, disconnect the side airbag module connector, curtain airbag module connector and seat belt pretensioner connector for safety reasons.
TROUBLE SYMPTOM:
- Driver's side seat belt warning light does not turn on or off.
- Warning buzzer does not beep.
Step 1-4:
