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:
Front passenger occupant classification
system
Your vehicle is equipped with a front passenger occupant
classification system. This system detects the conditions of
the front passenger seat and activates or deactivates the front
passenger airbag and seat cushion airbag in the front passenger
side.
System components
SRS warning light
Front pa ...
How to proceed with troubleshooting
The hand–held tester can be used at step 3, 4, 5, 7, 10.
1 Vehicle brought to workshop
2 Customer problem analysis
3 Connect hand–held tester to dlc3
Hint:
if the display indicates a communication fault in the tool, inspect dlc3.
4 Check dtc and freeze frame data
Hint:
record or pr ...
Inspection procedure
1 Inspect ecm(+b voltage)
Turn the ignition switch on.
measure the voltage between the terminals of the e4 and
e6 ecm connectors.
Standard:
2 Check harness and connector(ecm – body ground)
Disconnect the e4 ecm connector.
check the resistance between the wire ...