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Home >> Nissan-Datsun >> 2016 >> Sentra FE+S >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (DTCS) (1 Of 3) >> DTC/Circuit Diagnosis >> DTC P0122, P0123: TP Sensor >> Component Inspection (TP Sensor) >> Diagnostic Test
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Diagnostic Test

  1. CHECK THROTTLE POSITION SENSOR

    1. Turn ignition switch OFF.
    2. Reconnect all harness connectors disconnected.
    3. Perform " Throttle Valve Closed Position Learning". Refer to DESCRIPTION .
    4. Turn ignition switch ON.
    5. Set selector lever to D (CVT) or 1st (M/T) position.
    6. Check the voltage between ECM harness connector terminals as per the following conditions.
      ECM Condition Voltage
      Connector + -
      Terminal
      F25 77 78 Accelerator pedal Fully released Less than 4.75 V
      Fully depressed More than 0.36 V
      79 Fully released More than 0.36 V
      Fully depressed Less than 4.75 V

    Is the inspection result normal?

    YES 

    INSPECTION END

    NO 

    Replace electric throttle control actuator. Refer to REMOVAL AND INSTALLATION .