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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 2274 (Automatic Drive Positioner) >> DTC/Circuit Diagnosis >> Pedal Adjusting Motor >> 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 PEDAL ADJUSTING MOTOR POWER SUPPLY
    1. Turn the ignition switch OFF.
    2. Perform "Active test" ("PEDAL MOTOR") with CONSULT.
    3. Check voltage between automatic drive positioner control unit harness connector and ground.
      Terminal Test Item Voltage (V) (Approx.)
      (+) (-)
      Automatic drive positioner control unit connector Terminal
      M34 37 Ground PEDAL MOTOR OFF 0
      RR (backward) 0
      FR (forward) Battery voltage
      45 OFF 0
      RR (backward) Battery voltage
      FR (forward) 0
      Fig 1: Checking Voltage Between Automatic Drive Positioner Control Unit Connector M34 Terminals And Ground
      G04902989Courtesy of NISSAN NORTH AMERICA, INC.

      Is the inspection result normal? 

      YES: Replace pedal adjusting motor assembly. Refer to "REMOVAL AND INSTALLATION ".

      NO: GO TO 2

  2. CHECK PEDAL ADJUSTING MOTOR CIRCUIT
    1. Disconnect automatic drive positioner control unit and pedal adjusting motor assembly.
    2. Check continuity between automatic drive positioner control unit harness connector and pedal adjusting motor harness connector.
      Automatic drive positioner control unit connector Terminal Pedal adjusting motor assembly connector Terminal Continuity
      M34 (A) 37 E109 (B) 2 Yes
      45 1
    3. Check continuity between automatic drive positioner control unit harness connector and ground.
      Automatic drive positioner control unit connector Terminal Ground Continuity
      M34 (A) 37 No
      45
      Fig 2: Checking Continuity Between Automatic Drive Positioner Control Unit Harness Connector M34 And Pedal Adjusting Motor Harness Connector E109 Terminals
      G05945412Courtesy of NISSAN NORTH AMERICA, INC.

      Is the inspection result normal? 

      YES: GO TO 3

      NO: Repair or replace harness.

  3. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    Is the inspection result normal? 

    YES: Replace automatic drive positioner control unit. Refer to "REMOVAL AND INSTALLATION ".

    NO: Repair or replace the malfunctioning part.