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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 10 (Wiper & Washer (Except Hybrid)) >> DTC/Circuit Diagnosis >> Rear Wiper Stop Position Signal Circuit >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to WIRING DIAGRAM .

  1. CHECK BCM OUTPUT VOLTAGE

    1. Turn ignition switch OFF.
    2. Disconnect rear wiper motor connector.
    3. Turn ignition switch ON.
    4. Check voltage between rear wiper motor harness connector and ground.
    (+) (-) Voltage
    (Approx.)
    Rear wiper motor
    Connector Terminal
    D553 2 Ground Battery voltage

    Is the inspection result normal?

    YES 

    Replace rear wiper motor.

    NO 

    GO TO STEP 2  .

  2. CHECK REAR WIPER STOP POSITION SIGNAL CIRCUIT

    1. Turn ignition switch OFF.
    2. Disconnect BCM connector.
    3. Check continuity between BCM harness connector and rear wiper motor harness connector.
      BCM Rear wiper motor Continuity
      Connector Terminal Connector Terminal
      M20 84 D553 2 Yes
    4. Check continuity between BCM harness connector and ground.
      BCM Ground Continuity
      Connector Terminal
      M20 84 No

    Is the inspection result normal?

    YES 

    Replace BCM. Refer to REMOVAL AND INSTALLATION .

    NO 

    Repair or replace harness.

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