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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 931 (Wiper & Washer) >> DTC/Circuit Diagnosis >> Rear Wiper Auto Stop Signal Circuit >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2013 Nissan Armada. 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 REAR WIPER MOTOR AUTO STOP CIRCUITS FOR OPEN 
    1. Turn ignition switch OFF.
    2. Disconnect BCM and rear wiper motor.
    3. Check continuity between BCM harness connector terminals and rear wiper motor harness connector terminals.
      BCM Rear wiper motor Continuity
      Connector Terminal Connector Terminal
      M18 26 D704 1 Yes
      M19 44 2
      Fig 1: Checking Continuity Between BCM Harness Connector Terminals And Rear Wiper Motor Harness Connector Terminals
      G04903895Courtesy of NISSAN NORTH AMERICA, INC.

      Is inspection result normal? 

      YES: GO TO 2

      NO: Repair or replace harness.

  2. CHECK AUTO STOP CIRCUITS FOR SHORT TO GROUND 

    Check continuity between BCM harness connector terminals and ground.

    BCM Ground Continuity
    Connector Terminal
    M18 26 No
    M19 44
    Fig 2: Checking Continuity Between BCM Harness Connector Terminals And Ground
    G04903900Courtesy of NISSAN NORTH AMERICA, INC.

    Is inspection result normal? 

    YES: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".

    NO: Repair or replace harness.