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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 >> Front Wiper Auto Stop Signal 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 ".

  1. CHECK IPDM E/R OUTPUT VOLTAGE
    1. Turn the ignition switch OFF.
    2. Disconnect front wiper motor.
    3. Turn the ignition switch ON.
    4. Check voltage between front wiper motor harness connector and ground.
      Terminals Voltage (V) (Approx.)
      (+) (-)
      Front wiper motor Ground
      Connector Terminal
      E23 5 Battery voltage

      Is the measurement normal? 

      YES: Replace front wiper motor. Refer to "REMOVAL AND INSTALLATION ".

      NO: GO TO 2

  2. CHECK FRONT WIPER MOTOR (AUTO STOP) CIRCUIT CONTINUITY
    1. Turn the ignition switch OFF.
    2. Disconnect IPDM E/R connector E122.
    3. Check continuity between IPDM E/R harness connector and front wiper motor harness connector.
      IPDM E/R Front wiper motor Continuity
      Connector Terminal Connector Terminal
      E122 43 E23 5 Yes
    4. Check continuity between IPDM E/R harness connector and ground.
      IPDM E/R Ground Continuity
      Connector Terminal
      E122 43 No

      Is the inspection result normal? 

      YES: Replace IPDM E/R. Refer to "REMOVAL AND INSTALLATION OF IPDM E/R ".

      NO: Repair or replace harness.