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Home >> Infiniti >> 2008 >> G35 x >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P0850 Through P2A03 >> DTC P1239, P2135: TP Sensor >> Component Inspection
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Component Inspection

  1. CHECK THROTTLE POSITION SENSOR
    1. Turn ignition switch OFF.
    2. Reconnect all harness connectors disconnected.
    3. Perform "THROTTLE VALVE CLOSED POSITION LEARNING : SPECIAL REPAIR REQUIREMENT ".
    4. Turn ignition switch ON.
    5. Set selector lever to D (A/T) or 1st (M/T) position.
    6. Check the voltage between ECM harness connector and ground.
      TERMINALS VOLTAGE REFERENCE

      ECM Ground Condition Voltage
      Connector Terminal
      F101 30 [TP sensor 1 (bank 1)]
      31 [TP sensor 1 (bank 2)]
      Ground Accelerator pedal Fully released More than 0.36V
      Fully depressed Less than 4.75V
      34 [TP sensor 2 (bank 1)]
      35 [TP sensor 2 (bank 2)]
      Fully released Less than 4.75V
      Fully depressed More than 0.36V

    Is the inspection result normal? 

    YES: INSPECTION END

    NO: GO TO 2.

  2. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
    1. Replace malfunctioning electric throttle control actuator.
    2. Go to "SPECIAL REPAIR REQUIREMENT ".

      INSPECTION END