Monitor Scantool Data

Connect scantool to Diagnostic Connector.
Ignition "ON" & Engine "OFF".
Monitor the "Engine Speed" parameter on the scan tool.
Specification: 600 ± 100rpm RPM

Fig 1: Scan Tool Display - Engine RPM At Idle
Courtesy of HYUNDAI MOTOR CO.
Is "Engine Speed" output value within specification?
YES
- Fault is intermittent caused by poor contact in the sensor's and/or TCM (PCM)'s connector or was repaired and TCM (PCM) memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Refer to the "Engine DTC guide", Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.