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Home >> Kia >> 2017 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (3 Of 3) (PHEV) >> DTC P2128-00: Accelerator Position Sensor 2 Signal Circuit-High Input >> Wiring Inspection >> APS2 Circuit Inspection >> Power Circuit Inspection
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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. 5V

  5. Is measured value within specification?

    YES 

    NO