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Home >> Nissan-Datsun >> 2004 >> Altima S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1103 (Wiper & Washer) >> DTC/Circuit Diagnosis >> Washer Motor Circuit >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to "WIRING DIAGRAM ", "WIRING DIAGRAM ".

  1. CHECK FRONT WASHER MOTOR FUSE
    1. Turn the ignition switch OFF.
    2. Check that the following fuse is not blown.
      Unit Location Fuse No. Capacity
      Front washer motor Fuse block (J/B) 15 10A

      Is the fuse blown? 

      YES: Replace the fuse after repairing the affected circuit.

      NO: GO TO 2

  2. CHECK WIPER AND WASHER SWITCH INPUT VOLTAGE
    1. Disconnect combination switch (wiper and washer switch).
    2. Turn the ignition switch ON.
    3. Check voltage between combination switch (wiper and washer switch) harness connector and ground.
      Terminals Voltage (Approx.)
      (+) (-)
      Combination switch (wiper and washer switch) Ground
      Connector Terminal
      M28 14 Battery voltage

      Is the measurement value normal? 

      YES: GO TO 3

      NO: Repair or replace harness.

  3. CHECK WIPER AND WASHER SWITCH GROUND CIRCUIT

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

    Combination switch (wiper and washer switch) Ground Continuity
    Connector Terminal
    M28 12 Yes

    Does continuity exist? 

    YES: GO TO 4

    NO: Repair or replace harness.

  4. CHECK WIPER AND WASHER SWITCH

    Check wiper and washer switch. Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal? 

    YES: GO TO 5

    NO: Replace wiper and washer switch. Refer to "REMOVAL AND INSTALLATION ".

  5. CHECK FRONT AND REAR WASHER MOTOR POWER SUPPLY
    1. Turn ignition switch OFF.
    2. Connect combination switch (wiper and washer switch).
    3. Disconnect front and rear washer motor.
    4. Turn ignition switch ON.
    5. Check voltage between front and rear washer motor harness connector and ground.
      Terminal Condition Voltage (V) (Approx.)
      (+) (-)
      Front and rear washer motor Terminal
      E105 1 2 Washer switch Front: ON Battery voltage
      2 1 Rear: ON

      Is the measurement value normal? 

      YES: Replace front and rear washer motor. Refer to "REMOVAL AND INSTALLATION ".

      NO: Repair or replace harness.

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