Check APS

Connect GDS to Data Link Cable (DLC).
Warm up the engine to normal operating temperature.
Check the "Current Data" about related DTC with GDS.
Specification: Refer to Fig 1

Fig 1: Scantool Display - Engine Idle (Approx 2000RPM & 5000RPM)
Courtesy of KIA MOTORS AMERICA, INC.
Are the parameters displayed correctly?
YES
- Go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Carefully re-do this troubleshooting guide steps.
- If the diagnostics have been performed correctly with no failure found, replace the APS and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.