Toyota Corolla (E120): Inspection
1. Inspect sliding roof limit switch

- Inspect the sliding roof limit switch continuity.
Standard:

If the continuity is not as specified, replace the switch.
2. Inspect sliding roof drive gear sub–assy

- Connect the positive (+) lead from the battery to terminal 2 and the negative (–) lead to terminal 1, and check that the motor turns clockwise (moves to the close side).

- Reverse the polarity, check that the motor turns counterclockwise (moves to the open side).
If the operation is not as specified, replace the motor.
3. Inspect sliding roof motor circuit breaker

- With the sliding roof in the fully opened position, hold the sliding roof switch in the ”open” side and check that there is circuit breaker operating noise within 10 to 60 seconds.

- With the sliding roof in the fully opened position, hold the sliding roof switch in the ”close” side and check that the sliding roof begins to close within 60 seconds.
If the operation is not as specified, replace the motor.
4. Inspect power main relay

- Remove the power window relay from the instrument panel j/b.
- inspect the power window relay.
Standard:

If the result is not as specified, replace the relay.
Other materials:
Inspection procedure
Hand–held tester:
1 Check operation of stop light
Check if the stop lights go on and off normally when the brake pedal is
depressed and released.
2 Inspect stop light switch assy
Check the resistance between the terminals when the
switch is turned on and off.
Standard:
...
Calibrating the compass
The direction display deviates from
the true direction determined by the earth’s magnetic field. The amount of deviation
varies according to the geographic position of the vehicle.
If you cross over a map boundary shown in illustration, the compass will deviate.
To obtain higher precision or ...
Pre–check
1. Diagnosis system
Release the parking brake lever.
check the warning lights.
When the ignition switch is turned on, check that the abs
warning light and brake warning light goes on for 3 sec.
Hint:
when the parking brake is applied or the level of the brake
fluid is low, the ...


