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Home >> Nissan-Datsun >> 2008 >> Sentra SE-R >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P0137 To P0445 (Qr25DE) >> DTC P0222, P0223 TP Sensor >> Component Inspection >> Throttle Position Sensor
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Throttle Position Sensor

  1. Reconnect all harness connectors disconnected.
  2. Perform "THROTTLE VALVE CLOSED POSITION LEARNING ".
  3. Turn ignition switch ON.
  4. Set shift lever to D position (CVT) or 1st position (M/T).
  5. Check voltage between ECM terminals 37 (TP sensor 1 signal), 38 (TP sensor 2 signal) and ground under the following conditions.
    TERMINALS VOLTAGE CHART

    Terminal Accelerator pedal Voltage
    37 (Throttle position sensor 1) Fully released More than 0.36V
    Fully depressed Less than 4.75V
    38 (Throttle position sensor 2) Fully released Less than 4.75V
    Fully depressed More than 0.36V
    Fig 1: Checking Voltage Between ECM Terminals 37 Or 38 And Ground
    G04925856Courtesy of NISSAN MOTOR CO., U.S.A.
  6. If NG, replace electric throttle control actuator and go to the next step.
  7. Perform "THROTTLE VALVE CLOSED POSITION LEARNING ".
  8. Perform "IDLE AIR VOLUME LEARNING ".
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