Nissan Maxima Service and Repair Manual: Washer motor circuit

Diagnosis Procedure

1. CHECK FRONT WASHER MOTOR FUSE

  1. Turn the ignition switch OFF.
  2. Check that the following fuse is not blown.

Nissan Maxima. CHECK FRONT WASHER MOTOR FUSE

2. CHECK FRONT WASHER MOTOR POWER SUPPLY

  1. Disconnect front washer motor.
  2. Turn ignition switch ON.
  3. Check voltage between front washer motor harness connector and ground.

Nissan Maxima. CHECK FRONT WASHER MOTOR POWER SUPPLY

3. CHECK FRONT WASHER MOTOR CIRCUIT CONTINUITY

  1. Turn the ignition switch OFF.
  2. Disconnect combination switch (wiper and washer switch).
  3. Check continuity between combination switch (wiper and washer switch) harness connector and front
    washer motor.

4. CHECK WIPER AND WASHER SWITCH GROUND CIRCUIT

Check continuity between combination switch (wiper and washer switch) harness connector and ground.

Nissan Maxima. CHECK WIPER AND WASHER SWITCH GROUND CIRCUIT

5. CHECK FRONT WASHER MOTOR OPEN CIRCUIT

  1. Turn the ignition switch OFF.
  2. Disconnect IPDM E/R.
  3. Check continuity between IPDM E/R harness connector and front washer motor.

Nissan Maxima. CHECK FRONT WASHER MOTOR OPEN CIRCUIT

6. CHECK WIPER AND WASHER SWITCH

Check wiper and washer switch.

    Washer switch

    ECU diagnosis information