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Home >> Nissan-Datsun >> 2012 >> Maxima S >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1225 To P2A03 >> DTC P2138: App Sensor >> Component Inspection
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Component Inspection

  1. CHECK ACCELERATOR PEDAL POSITION SENSOR
    1. Reconnect all harness connectors disconnected.
    2. Turn ignition switch ON.
    3. Check the voltage between ECM harness connector terminals under the following conditions.
      ECM Condition Voltage (V)
      Connector + -
      Terminal Terminal
      E10 81 (APP sensor 1 signal) 84 (Sensor ground) Accelerator pedal Fully released 0.65 - 0.87
      Fully depressed More than 4.3
      82 (APP sensor 2 signal) 100 (Sensor ground) Fully released 0.28 - 0.48
      Fully depressed More than 2.0
      Fig 1: Checking Voltage Between ECM Harness Connector E10 Terminals
      G08146007Courtesy of NISSAN NORTH AMERICA, INC.

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: GO TO 2.

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

      : INSPECTION END

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