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Home >> Nissan-Datsun >> 2008 >> Maxima SL >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P1148 To P2A03 >> DTC P2122, P2123 APR 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 ground under the following conditions.
    ACCELERATOR PEDAL POSITION SENSOR SPECIFICATION

    Terminal Accelerator pedal Voltage
    106
    (Accelerator pedal position sensor 1)    		 Fully released 0.65 - 0.87V
    Fully depressed More than 4.3V
    98
    (Accelerator pedal position sensor 2)    		 Fully released 0.28 - 0.48V
    Fully depressed More than 2.0V
    Fig 1: Checking Voltage Between ECM Terminals 106 (APP Sensor 1 Signal), 98 (APP Sensor 2 Signal) And Ground
    G04900719Courtesy of NISSAN MOTOR CO., U.S.A.
  4. If NG, replace accelerator pedal assembly and go to next step.
  5. Perform "ACCELERATOR PEDAL RELEASED POSITION LEARNING ."
  6. Perform "THROTTLE VALVE CLOSED POSITION LEARNING ."
  7. Perform "IDLE AIR VOLUME LEARNING ."
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