This DTC sets when the engine idle speed is less than the desired RPM.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Monitoring the Actual Idle Speed deviation from the Target Engine Speed | 1. Intake system restriction 2. Vacuum leaks 3. Exhaust restriction 4. Engine mechanical concern 5. Sludged throttle body 6. ETC 7. ECM/PCM |
Enable Conditions |
•
Engine Coolant Temperature(ECT) > 74°C
•
Time elapsed after, [Pedal Value = 0 % and Vehicle Speed = 0mph] > 5sec
•
Does not activate at Auto stop mode(ISG system)
•
11V < Battery Voltage < 16V | |
Threshold Value |
•
Target RPM - Current RPM (Engine Speed too Low) > 100rpm | |
Diagnostic Time |
•
17 sec | |
Mil On Condition |
•
2 driving cycles |
