Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Combination meter / Seat belt warning lamp for driver’s seat does not
operate
Toyota Corolla (E120): Seat belt warning lamp for driver’s seat does not operate
Wiring diagram
Inspection procedure
1 Check combination meter assy
- Ground terminal c9–12 on the combination meter side.
- check that the warning lightlights up.
Ok: warning light lights up.
2 Inspect front seat inner belt assy lh
- Disconnect the front seat inner belt assy.
- check continuity front seat inner belt assy.
Repair or replace harness or connector
Other materials:
Circuit description
The p/t squib (lh) circuit consists of the airbag sensor assy center and seat
belt pretensioner (lh).
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0135/73 is recorded when a short is detected in the p/t squib (lh) circuit.
Wiring diagram
...
Inspection procedure
1 Check side squib(rh) circuit(airbag sensor assy center – front
seat airbag assy rh)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the airbag sensor
assy center and the front seat airbag assy ...
Circuit description
When the idle switch is turned on, a signal is sent to the cruise control ecu
assy. The cruise control ecu
assy uses this signal to correct the discrepancy between the throttle valve
position and the actuator position
sensor values to enable accurate cruise control at the set speed. If the idl ...