Toyota Corolla (E120): Inspection procedure
1 Check un–lock warning switch assy

- Disconnect the key unlock warning switch connector.
- check the continuity between the terminals of the key unlock warning switch connector, as shown in the illustration and table.
Standard:



2 Check wire harness (tvip ecu unlock warning switch)

- Disconnect the tvip ecu and key unlock warning switch connectors.
- check the continuity between the terminals of the tvip ecu connectors and unlock warning switch connector, as shown in the illustration and table.
Standard:



3 Check wire harness (key unlock warning switch body ground)

- Disconnect the key unlock warning switch connector.
- check the continuity between the terminal of the key unlock warning switch connector and the body ground, as shown in the illustration and table.
Standard:



Check and replace tvip ecu
Other materials:
Adjustment
Hint:
in the rh side, work in the same procedure as in the lh
side.
Since the centering bolt is used as a door side hinge bolt,
the door hinge cannot be adjusted with it on. Substitute
the bolt with washer for the centering bolt.
1. Inspect front door panel sub–assy lh
Che ...
Seat belt pretensioners (front seats)
The pretensioners help the seat belts to quickly restrain the occupants by retracting
the seat belts when the vehicle is subjected to certain types of severe frontal
or side collision.
The pretensioners do not activate in the event of a minor frontal impact, a minor
side impact, a rear impact ...
Inspection procedure
Hint:
if different dtcs related to different systems that have terminal e2
as the ground terminal are output
simultaneously, terminal e2 may be open.
Read freeze frame data using the hand-held tester or the obd ii scan
tool. Freeze frame data records
the engine conditions when a malf ...


