Power Windows (Drivers MPCS Unit) Input Test

Power Windows (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 (A) connectors A (40P) and B (14P).





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 connectors 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 connectors, 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, replace the driver's MPCS unit, then go to step 7.













7. Reset the power window control unit Testing and Inspection.