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Home >> Infiniti >> 2012 >> G37 Base, 2D Convertible >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1225 Through P2A03 (Convertible) >> DTC P1239, P2135: TP Sensor >> Component Inspection

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 terminals as per the following.
      ECM Condition Voltage (V)
      Connector + -
      Terminal Terminal
      F101 30 [TP sensor 1 (bank 1)] 40 Accelerator pedal Fully released More than 0.36
      Fully depressed Less than 4.75
      31 [TP sensor 1 (bank 2)] 48 Fully released More than 0.36
      Fully depressed Less than 4.75
      34 [TP sensor 2 (bank 1)] 40 Fully released Less than 4.75
      Fully depressed More than 0.36
      35 [TP sensor 2 (bank 2)] 48 Fully released Less than 4.75
      Fully depressed More than 0.36

      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. Refer to "EXPLODED VIEW ".
    2. Go to "SPECIAL REPAIR REQUIREMENT ".

INSPECTION END