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Home >> Infiniti >> 2009 >> FX50 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1220 To P2A03 (VK50VE) >> DTC P1239, P2135: TP Sensor >> Component Inspection
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

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 position to D.
    6. Check the voltage between ECM harness connector terminals under the following conditions.
      VOLTAGE REFERENCE CHART

      ECM Condition Voltage (V)
      Connector + -
      Terminal Terminal
      F111 73 [TP sensor 1 (bank 1)] 71 Accelerator pedal: Fully released More than 0.36
      Accelerator pedal: Fully depressed Less than 4.75
      77 [TP sensor 1 (bank 2)] 72 Accelerator pedal: Fully released More than 0.36
      Accelerator pedal: Fully depressed Less than 4.75
      78 [TP sensor 2 (bank 1)] 71 Accelerator pedal: Fully released Less than 4.75
      Accelerator pedal: Fully depressed More than 0.36
      74 [TP sensor 2 (bank 2)] 72 Accelerator pedal: Fully released Less than 4.75
      Accelerator pedal: 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.
    2. Perform "THROTTLE VALVE CLOSED POSITION LEARNING : SPECIAL REPAIR REQUIREMENT ".

      INSPECTION END