Toyota Corolla (E120): Replacement
Hint
: components:
1. Precaution
2. Disconnect battery negative terminal
3. Remove parking brake hole cover sub–assy
4. Remove floor shift shift lever knob sub–assy (m/t transaxle)
5. Remove shifting hole cover sub–assy (m/t transaxle)
6. Remove console panel upper
7. Remove console box carpet
8. Remove rr console box
9. Remove air bag sensor assy center

- Disconnect the 3 connectors from the airbag sensor assy center.
- remove the 3 bolts and airbag sensor assy center.
10. Inspect air bag sensor assy center
11. Install air bag sensor assy center
- check that the ignition switch is turned to off.
- check that the battery negative terminal is disconnected.
Notice
: do not start the operation for 90 seconds after removing the terminal.
- temporarily install the airbag sensor assy center with the 3 bolts.
- tighten the 3 bolts to the specified torque.
Torque: 17.5 Nvm (178 kgfvcm, 13 ftvlbf)
- connect the connector to the airbag sensor assy center.
- check that no play is identified.
12. Inspect srs warning light
Other materials:
On–vehicle inspection
1. Inspect cooling system for leaks
Caution:
to avoid the danger of being burned, do not remove the radiator
cap while the engine and radiator are still hot, as fluid
and steam can be blown out under pressure.
fill the radiator with coolant and attach a radiator cap tester.
  ...
How to proceed with troubleshooting
1 Vehicle brought to workshop
2 Customer problem analysis
3 Check and clear dtc
4 Problem symptom confirmation
Symptom does not occur (go to
step 5)
5 Symptom simulation
6 Dtc check
7 Dtc chart
8 Problem symptoms table
9 Circuit inspection
10 Confirmation test
End
...
Inspection procedure
1 Check front airbag sensor (lh) circuit (to b+)(airbag sensor assy
center – airbag sensor front lh)
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 airbag ...


