Toyota Corolla (E120): Replacement
Hint
: components:
1. Precaution
2. Disconnect battery negative terminal
3. Remove horn button assy

- Place the front wheels facing straight ahead.
- using a torx socket wrench (t30), loosen the 2 torx screws until the groove along the screw circumference catches on the screw case.

- Pull out the horn button assy from the steering wheel assy.
- using a screwdriver, release the lock part of each airbag connector and disconnect the 2 airbag connectors.
4. Inspect horn button assy
5. Install horn button assy
- connect the airbag connectors and horn connector.
- install the horn button assy after confirming that the circumference groove of the torx screws is caught on the screw case.
- using a torx socket wrench (t 30), install the 2 screws.
Torque: 8.8 Nvm (90 kgfvcm, 78 in.Vlbf)
6. Inspect srs warning light
Other materials:
Shifting the shift lever
Vehicles without a smart key system:
While the engine switch is in the “ON” position, depress the brake pedal and
move the shift lever.
Vehicles with a smart key system: While the engine switch is in IGNITION ON mode,
depress the brake pedal and move the shift lever.
When shifting the ...
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 front seat airbag
assy (rh) and the airbag sensor assy center. ...
How to proceed with troubleshooting
1 Vehicle brought to workshop
2 Customer problem analysis
3 Check and clear dtc
4 Problem symptom confirmation
5 Symptom simulation
6 Dtc check
7 Dtc chart
8 Problem symptoms table
9 Circuit inspection
10 Identification of problem
11 Parts inspection
12 Repair
1 ...


