Wiper Motor Terminal Check

NOTE: The following procedures assume that the technician has checked the following:
1. Continuity of all harness wires
2. Wiper motor-to-cowl mounting screws tight
3. Fuses
4. Washer hoses clear


NOTE: Connect terminal # 3 before connecting terminal # 4. Otherwise, damage may occur.

Connect a test pump (bottom- bottle-mount type) of proven quality. Do not use pump from vehicle. Test washer pump should pulse 9 to 11 times in 15 seconds. Do not hold the WASH button for longer than 15 seconds without a 2 minute pause.
1. If wiper motor functions in all above modes, go to Wiper/Washer Switch Test.
2. If wiper motor does not function in any one of the above modes, go to the Diagnosis Chart.