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Home >> Infiniti >> 2008 >> G35 Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P0850 Through P2A03 >> DTC P2138: App Sensor >> Component Inspection
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Component Inspection

  1. CHECK ACCELERATOR PEDAL POSITION SENSOR
    1. Turn ignition switch OFF.
    2. Reconnect all harness connectors disconnected.
    3. Turn ignition switch ON.
    4. Check the voltage ECM harness connector and ground.
      TERMINALS VOLTAGE REFERENCE

      ECM Ground Condition Voltage
      Connector Terminal
      M107 97 (APP sensor 1) Ground Accelerator pedal Fully released 0.5 - 1.0V
      Fully depressed 4.2 - 4.8V
      98 (APP sensor 2) Fully released 0.25 - 0.50V
      Fully depressed 2.0 - 2.5V

    Is the inspection result normal? 

    YES: INSPECTION END

    NO: GO TO 2.

  2. REPLACE ACCELERATOR PEDAL ASSEMBLY
    1. Replace accelerator pedal assembly.
    2. Go to "SPECIAL REPAIR REQUIREMENT ".

      INSPECTION END