Toyota Corolla (E120): Inspection procedure
1 Check source voltage
- Measure the voltage of the battery.
Ok: voltage: 10 – 14 v
2 Check air bag sensor assy center
- Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.
- disconnect the connectors from the airbag sensor assy center.
- connect the negative (–) terminal cable to the battery, and wait at least for 2 seconds.
- turn the ignition switch to on.
- check srs warning light light up in the combination meter assy.
Ok: not srs warning light light up
3 Check wire harness(combination meter assy – airbag sensor assy center)
- Turn the ignition switch to lock.
- disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.
- disconnect the connector from the combination meter.
- Connect the negative (–) terminal cable to the battery, and wait at least for 2 seconds.
- turn the ignition switch to on.
- for the connector (on the airbag sensor assy center side)
between the airbag sensor assy center and the combination
meter, measure the voltage between la and body
ground.
Ok: voltage: below 1 v
Repair or replace combination meter assy or wire harness between combination meter assy and battery
Other materials:
Disposal
Hint:
when scrapping vehicle equipped with an srs or disposing of a horn button assy,
always first deploy the
airbag in accordance with the procedure described below. If any abnormality
occurs in the airbag deployment,
contact the service dept. Of toyota motor sales, u.S.A., Inc.
Caution:
...
Inspection procedure
Hint:
hand–held tester only:
narrowing down the trouble area is possible by performing ”a/f control” active
test (heated oxygen
sensor or other trouble areas can be distinguished).
Perform active test using hand–held tester (a/f control).
Hint:
”a/f control” is the active te ...
Repair
1. Steering off center repair procedure
Inspect steering wheel off center.
Apply masking tape on the top center of the steering
wheel and steering column upper cover.
Driving the vehicle on a straight line for 100 meters
at a constant speed of 35 mph (56 km/h), and ho ...