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Home >> Kia >> 2019 >> Optima S >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis - 2.4L (6 Of 6) (Except HEV) >> DTC P2127-00: Accelerator Position Sensor 2 Signal Circuit Low Input >> Wiring Inspection >> APS2 Circuit Inspection >> Power Circuit Inspection

Power Circuit Inspection

  1. Ignition "OFF".
  2. Refer to "ACCELERATOR POSITION SENSOR (APS) " and disconnect Accel Pedal Position Sensor connector.
  3. Ignition "ON".
  4. Measure voltage between Pin No. 5 (Power) terminal of Accel Pedal Position Sensor harness connector and chassis ground.

    Specification:  Approx. 5 V

  5. Is the measured value within specification?

    YES 

    NO 

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