Drivers MPCS Unit Input Test

Driver's MPCS Unit Input Test

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

2. Remove the driver's door panel Front Door Panel Removal/Installation.

3. Disconnect driver's MPCS unit connector A (40P).





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. Reconnect the connector to the driver's MPCS 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 6.





6. Disconnect driver's MPCS connector A (40P), 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, the driver's MPCS unit must be faulty, replace it.