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Home >> Nissan-Datsun >> 2008 >> Rogue SL, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (MEXICO) >> Component Diagnosis [For MEXICO] >> P2122, P2123 App Sensor >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK GROUND CONNECTION
    1. Turn ignition switch OFF.
    2. Check ground connection E21. Refer to Ground Inspection in "CIRCUIT INSPECTION ".

    Is the inspection result normal?

    YES: GO TO 2.

    NO: Repair or replace ground connection.

  2. CHECK APP SENSOR 1 POWER SUPPLY CIRCUIT
    1. Disconnect accelerator pedal position (APP) sensor harness connector.
    2. Turn ignition switch ON.
    3. Check the voltage between APP sensor harness connector and ground.
      TERMINALS VOLTAGE REFERENCE

      APP sensor Ground Voltage
      Connector Terminal
      E110 4 Ground Approx. 5V

    Is the inspection result normal?

    YES: GO TO 3.

    NO: Repair open circuit or short to ground or short to power in harness or connectors.

  3. CHECK APP SENSOR 1 GROUND CIRCUIT FOR OPEN AND SHORT
    1. Turn ignition switch OFF.
    2. Disconnect ECM harness connector.
    3. Check the continuity between APP sensor harness connector and ECM harness connector.
      TERMINALS CONTINUITY REFERENCE

      APP sensor ECM Continuity
      Connector Terminal Connector Terminal
      E110 2 E16 84 Existed
    4. Also check harness for short to ground and short to power.

    Is the inspection result normal?

    YES: GO TO 4.

    NO: Repair open circuit or short to ground or short to power in harness or connectors.

  4. CHECK APP SENSOR INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
    1. Check the continuity between APP sensor harness connector and ECM harness connector.
      TERMINALS CONTINUITY REFERENCE

      APP sensor ECM Continuity
      Connector Terminal Connector Terminal
      E110 3 E16 81 Existed
    2. Also check harness for short to ground and short to power.

    Is the inspection result normal?

    YES: GO TO 5.

    NO: Repair open circuit or short to ground or short to power in harness or connectors.

  5. CHECK APP SENSOR

    Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal?

    YES: GO TO  7.

    NO: GO TO 6.

  6. REPLACE ACCELERATOR PEDAL ASSEMBLY
    1. Replace accelerator pedal assembly.
    2. Go to "SPECIAL REPAIR REQUIREMENT ".

      INSPECTION END

  7. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    INSPECTION END

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