Motor Test
- Disconnect wiper motor connector. Connect a jumper wire from battery voltage to wiper motor connector terminal No. 1. Ground wiper motor at Black lead or housing. SeeFigure . Low-speed should be 45-55 RPM. Connect battery voltage to wiper motor connector terminal No. 2. High-speed should be 68-78 RPM.
- If wiper motor does not operate, operates at only one speed or less than specified RPM, check for open in wiring or faulty switch. If wiring and switch are okay, replace motor.