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:
Listening to a USB memory device
Connecting a USB memory device enables you to enjoy music from the vehicle
speakers.
Touch “USB” on the audio source selection screen.
Connecting a USB memory device
Audio control screen
Pressing the “AUDIO” button displays the audio control screen from any screens
of the selected so ...
Circuit description
The vehicle equipped with abs detects a vehicle speed using the stability
control ecu and wheel speed
sensor. This sensor monitors a wheel rotation speed and sends the signal to the
ecu.
The stability control ecu converts these wheel speed signals into a 4–pulse
signal and outputs it to ...
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 ...


