Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Infiniti >> 2013 >> M56 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0190 To P1084 >> DTC P0222, P0223, P2132, P2133: TP Sensor >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK THROTTLE POSITION SENSOR 1 POWER SUPPLY CIRCUIT-I 
    1. Disconnect electric throttle control actuator harness connector.
    2. Turn ignition switch ON.
    3. Check the voltage between electric throttle control actuator harness connector and ground.
      DTC Electric throttle control actuator Ground Voltage (V)
      Bank Connector Terminal
      P0222, P0223 1 F66 2 Ground Approx. 5
      P2132, P2133 2 F64 2

      Is the inspection result normal? 

      YES: GO TO 2.

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

  2. CHECK THROTTLE POSITION SENSOR 1 GROUND CIRCUIT FOR OPEN AND SHORT 
    1. Turn ignition switch OFF.
    2. Disconnect ECM harness connector.
    3. Check the continuity between electric throttle control actuator harness connector and ECM harness connector.
      DTC Electric throttle control actuator ECM Continuity
      Bank Connector Terminal Connector Terminal
      P0222, P0223 1 F66 4 F111 97 Existed
      P2132, P2133 2 F64 4 69
    4. Also check harness for short to ground and short to power.

      Is the inspection result normal? 

      YES: GO TO 3.

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

  3. CHECK THROTTLE POSITION SENSOR 1 INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 
    1. Check the continuity between electric throttle control actuator harness connector and ECM harness connector.
      DTC Electric throttle control actuator ECM Continuity
      Bank Connector Terminal Connector Terminal
      P0222, P0223 1 F66 1 F111 91 Existed
      P2132, P2133 2 F64 1 71
    2. Also check harness for short to ground and short to power.

      Is the inspection result normal? 

      YES: GO TO 4.

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

  4. CHECK THROTTLE POSITION SENSOR 

    Refer to "COMPONENT INSPECTION (THROTTLE POSITION SENSOR) ".

    Is the inspection result normal? 

    YES: GO TO  6.

    NO: GO TO 5.

  5. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR 

    Replace malfunctioning electric throttle control actuator. Refer to "REMOVAL AND INSTALLATION ".

    : INSPECTION END

  6. CHECK INTERMITTENT INCIDENT 

    Refer to "INTERMITTENT INCIDENT ".

    : INSPECTION END

scientia non olet · About Mike's Workshop Manuals