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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 555 (Wiper & Washer System (Circuit Diagnosis)) >> Circuit Diagnosis >> Washer Motor Circuit >> DTC Diagnosis Procedure

DTC Diagnosis Procedure

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FRONT WASHER MOTOR FUSE 
    1. Turn the ignition switch OFF.
    2. Check that the following fuse is not blown.

    Component

    Capacity

    Fuse No.

    Location

    Front washer motor

    10 A

    1

    Fuse block (J/B)

    Is the inspection result normal?

    YES

    GO TO 2.

    NO

    Replace the fuse after repairing the affected circuit.

  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.

    Terminals

    Washer switch

    Voltage

    (Approx.)

    (+)

    (-)

    Front washer motor

    Ground

    Connector

    Terminal

    E105

    1

    ON

    Battery voltage

    OFF

    0 V

    Is the inspection result normal?

    YES

    GO TO 3.

    NO

    GO TO 4.

  3. CHECK FRONT WASHER MOTOR GROUND CIRCUIT 

    Check continuity between front washer motor harness connector and ground.

    Front washer motor

    Ground

    Continuity

    Connector

    Terminal

    E105

    2

    Yes

    Is the inspection result normal?

    YES

    Replace front washer motor. Refer to Washer Tank .

    NO

    Repair or replace harness.

  4. CHECK WASHER SWITCH 

    Check washer switch. Refer to Component Inspection .

    Is the inspection result normal?

    YES

    Repair harness between fuse and front washer motor.

    NO

    Replace washer switch. Refer to Wiper and Washer Switch .