Wiper Motor

Wiper Motor

Check motor operation before removing wiper assembly from the car. Disconnect wiring harness from wiper assembly before performing the following checks:

Fig 5: Wiper On-Car Check:

Fig 6: Testing Standard W/S Wiper-Washer Switch:

Fig 7: Testing Pulse W/S Wiper-Washer Switch:

Fig 8: Wiper-Washer Switch Check Chart:

1. Apply a (+) 12 volt DC (source) voltage to wiper connector pins as shown in Fig 5. If the motor runs in all operating modes (LO, HI, PARK & PULSE), perform the voltage and continuity wiper switch tests as shown on Fig 6, 7, and 8.
2. If the wiper motor does not run in any one or all of the operating mode.