Rear Wiper Switch Test: Cherokee
- Turn ignition on. Check for battery voltage at terminal "B" (Light Blue/Red wire) at rear wiper switch harness connector. If no voltage exists, repair open circuit in Light Blue/Red wire to fuse panel.
- With rear wiper switch in any position, check for battery voltage at terminal "D" (White wire). If no voltage is indicated at terminal "D" (White wire), replace switch.
- With switch in WASH position, check for battery voltage at terminal "C" (Brown/Red wire). Repeat test with switch in WIPE position. If no voltage is indicated in each position, replace switch.
- With switch in WASH position, check for battery voltage at terminal "A" (Black/White wire). If no voltage is indicated, replace switch.