Except KQ model

1. Before troubleshooting the wiper/washer system, perform the multiplex integrated control system test mode A troubleshooting.

1. Remove the dashboard lower cover.

1. Remove the steering column covers.

1. Disconnect the 8P connector (A) from the wiper/washer switch (B).

1. 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 tarminals look OK, go to Step 6 .

1. With the connector still disconnected, make these input tests at the connector.
   - If any test indicates a problem, find and correct the cause, then recheck the system.
   - If all the input tests prove OK, replace the wiper/washer switch (combination switch control unit).

   Cavity | Wire | Test condition | Test: Desired result | Possible cause if result is not obtained
   --- | --- | --- | --- | ---
   3 | BLK | Under all conditions | Check for continuity to ground: There should be continuity. |
   - Poor ground (G501, G601)
   - An open in the wire
   8 | WHT | Under all conditions | Check for voltage to ground: There should be battery voltage. |
   - Blown No. 15 (40 A) fuse in the under-dash fuse/relay box
   - Blown No. 7 (10 A) fuse in the under-dash fuse/relay box
   - An open in the wire
   7 | YEL | Ignition switch ON (II) | Check for voltage to ground: There should be battery voltage. |
   - Blown No. 21 (7.5 A) fuse in the under-dash fuse/relay box
   - An open in the wire
   5 | GRN | Under all conditions | Check for continuity between the No. 5 terminal and under-hood fuse/relay box 10P connector No. 5 terminal: There should be continuity. |
   - An open in the wire
   4 | LT BLU | Under all conditions | Check for continuity between the No. 4 terminal and under-dash fuse/relay box X connector No. 27 terminal: There should be continuity. |
   - An open in the wire
   1 | WHT | Under all conditions | Check for continuity between the No. 1 terminal and under-hood fuse/relay box 10P connector No.6 terminal: There should be continuity. |
   - An open in the wire