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Home >> Kia >> 2017 >> Soul ! >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis - 1.6L T (3 Of 3) >> DTC P2123: Throttle / Pedal Position Sensor / Switch D Circuit High Input >> Component Inspection
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Component Inspection

Check APS 

  1. Connect KDS/GDS to DLC (Data Link Cable).
  2. Warm up the engine to normal operating temperature.
  3. Check the "Current Data" about related DTC with KDS/GDS.
    Fig 1: Screen Display - Engine Idle After Warm Up & Approx. 2000RPM & At Acceleration
    G12282691Courtesy of KIA MOTORS AMERICA, INC.
  4. Are the parameters displayed correctly?

    YES 

    NO 

    • Carefully re-do this troubleshooting guide steps.
    • If problem still occurs, replace APS and then go to "Verification Of Repair " procedure.