Power Window Master Switch Input Test

Power Window Master Switch Input Test

NOTE: Before testing, make sure the No. B42 (20 A), No. B43 (20 A), No. B44 (20 A), and No. B45 (20 A) fuses in the under-dash fuse/relay box are OK.

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

2. Disconnect the power window master switch 26P connector Power Window Master Switch Removal And Installation.




3. 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 are OK, go to step 4.

4. 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 5.





5. Reconnect the connector to the power window master switch, 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 power window master switch Power Window Master Switch Removal And Installation.

NOTE: After replacing the power window master switch, do the resetting the power window control unit Testing and Inspection.