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Home >> Nissan-Datsun >> 2008 >> Versa SL, 4D Hatchback, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P0137 To P0445 >> DTC P0222, P0223 TP Sensor >> Diagnostic Procedure

Diagnostic Procedure

  1. CHECK GROUND CONNECTIONS 
    1. Turn ignition switch OFF.
    2. Loosen and retighten ground screw on the body.

      Refer to "GROUND INSPECTION ".

      Fig 1: Identifying E24, E15 Body Ground And F9, F16 Engine Ground Screws
      G04812031Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK >> GO TO 2.

    NG >> Repair or replace ground connections.

  2. CHECK THROTTLE POSITION SENSOR 1 POWER SUPPLY CIRCUIT-I 
    1. Disconnect electric throttle control actuator (1) harness connector.
      • <=: Vehicle front
    2. Turn ignition switch ON.
      Fig 2: Identifying Electric Throttle Control Actuator
      G04812109Courtesy of NISSAN MOTOR CO., U.S.A.
    3. Check voltage between electric throttle control actuator terminal 2 and ground with CONSULT-II or tester.

      Voltage: Approximately 5V 

    OK or NG 

    OK >> GO TO 3.

    NG >> Repair open circuit or short to ground or short to power in harness connectors.

    Fig 3: Checking Voltage Between Electric Throttle Control Actuator Terminal 2 And Ground
    G04812110Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK THROTTLE POSITION SENSOR 1 GROUND CIRCUIT FOR OPEN AND SHORT 
    1. Turn ignition switch OFF.
    2. Disconnect ECM harness connector.
    3. Check harness continuity between ECM terminal 36 and electric throttle control actuator terminal 4. Refer to WIRING DIAGRAM .

      Continuity should exist. 

    4. Also check harness for short to ground or short to power.

    OK or NG 

    OK >> GO TO 4.

    NG >> Repair open circuit or short to ground or short to power in harness or connectors.

  4. CHECK THROTTLE POSITION SENSOR 1 INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 
    1. Check harness continuity between ECM terminal 33 and electric throttle control actuator terminal 1. Refer to WIRING DIAGRAM .

      Continuity should exist. 

    2. Also check harness for short to ground and short to power.

    OK or NG 

    OK >> GO TO 5.

    NG >> Repair open circuit or short to ground or short to power in harness or connectors.

  5. CHECK THROTTLE POSITION SENSOR 

    Refer to "COMPONENT INSPECTION ".

    OK or NG 

    OK >> GO TO  7.

    NG >> GO TO 6.

  6. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR 
    1. Replace the electric throttle control actuator.
    2. Perform "THROTTLE VALVE CLOSED POSITION LEARNING ".
    3. Perform "IDLE AIR VOLUME LEARNING ".

      >> INSPECTION END 

  7. CHECK INTERMITTENT INCIDENT 

    Refer to "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT ".

    >> INSPECTION END 

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