Moonroof Control Unit Input Test

Moonroof Control Unit Input Test

NOTE:

- If the moonroof works OK manually, but will not work in AUTO, or reverses frequently (obstacle detection), reset the moonroof control unit Programming and Relearning before proceeding with the input test.
- Before testing, troubleshoot the multiplex integrated control unit first, using B-CAN System Diagnosis Test Mode A Troubleshooting - B-CAN System Diagnosis Test Mode A.

1. Turn the ignition switch to LOCK (0).

2. Remove the roof console.

3. Disconnect the 10P connector (A) from the moonroof control unit (B).





4. Inspect the connector and socket terminals to be sure they are all making good contact.

- If the terminals are bent, loose, or corroded, repair them as necessary, and recheck the system.
- If the terminals look OK, go to step 5.

5. With the connector still disconnected, do the following input tests.

- If any test indicates a problem, find and correct the cause, then recheck the system.
- If all the input tests prove OK, go to step 6.










6. Reconnect the connector to the control unit, and do the following input tests.

- If any test indicates a problem, find and correct the cause, then recheck the system.
- If all the input tests prove OK, go to step 7.













7. If all the input tests are OK and multiple failures are found, replace the moonroof control unit/motor assembly Service and Repair. If the problem is related to the key-off operation, go to the MICU input test Keyless/Power Door Locks/Security System (MICU And Door Multiplex Control Unit) Input Test.