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Home >> Nissan-Datsun >> 2004 >> Pathfinder SE, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System >> DTC P2138: App Sensor >> Component Inspection >> Accelerator Pedal Position Sensor
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Accelerator Pedal Position Sensor

  1. Reconnect all harness connectors disconnected.
  2. Turn ignition switch ON.
  3. Check voltage between ECM terminals 106 (APP sensor 1 signal), 98 (APP sensor 2 signal) and engine ground under the following conditions.
    Fig 1: Accelerator Pedal Position Sensor Voltage Chart
    G00781293Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 2: Checking Accelerator Pedal Position Sensor Voltage
    G00781294Courtesy of NISSAN MOTOR CO., U.S.A.
  4. If NG, replace accelerator pedal assembly.
  5. Perform "ACCELERATOR PEDAL RELEASED POSITION LEARNING  " .
  6. Perform "THROTTLE VALVE CLOSED POSITION LEARNING  " .
  7. Perform "IDLE AIR VOLUME LEARNING  " .
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