Front Wiper Motor Test
- Disconnect wiper motor connector. Connect a jumper wire from positive battery terminal to Blue terminal of wiper motor wiring connector and ground wiper motor. Low-speed wiping revolution should be 45-56 RPM. When checking high-speed, connect positive terminal to Blue/Red terminal of wiring connector. Wiping revolution should be 67-81 RPM.
- If wiper motor does not operate, operates at only one speed or below specified RPM, check for open in wiring or faulty switch. Repair wiring or replace switch as necessary. If wiring and switch are okay, replace motor.