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Home >> Infiniti >> 2008 >> EX35 Base, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS U1000 To P0153 >> P0122, P0123, P0227, P0228 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 position.
    6. Check the voltage between ECM harness connector terminals under the following conditions.
      VOLTAGE SPECIFICATIONS

      ECM Condition Voltage (V)
      Connector + -
      Terminal Terminal
      F101 30 [TP sensor 1 (bank 1)] 40 Accelerator pedal : Fully released More than 0.36
      Accelerator pedal : Fully depressed Less than 4.75
      31 [TP sensor 1 (bank 2)] 48 Accelerator pedal : Fully released More than 0.36
      Accelerator pedal : Fully depressed Less than 4.75
      34 [TP sensor 2 (bank 1)] 40 Accelerator pedal : Fully released Less than 4.75
      Accelerator pedal : Fully depressed More than 0.36
      35 [TP sensor 2 (bank 2)] 48 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. Go to "SPECIAL REPAIR REQUIREMENT ".

      INSPECTION END