Checking idle RPM under detecting condition, if if the real idle speed is higher than desired idle speed by 200 RPM over 15 sec., ECM sets P0507.
Item | Detecting Condition | Possible Cause | |
DTC Strategy |
•
Monitor idle speed | 1. Intake system for blockage | |
Enable Conditions |
•
Vehicle speed = 0
•
Coolant temperature is higher than 70℃ (158℉)
•
Intake air temperature is higher than -7.5℃ (18.5℉)
•
Accel. Pedal = 0% | ||
Threshold value | Case 1 |
•
Desired engine speed is over 200rpm lower than atucal engine speed or Actual Idle torque is 100Nm lower than Idle torque | |
Case 2 |
•
Fuel cut-off is higher than 3 times | ||
Diagnostic Time |
•
15sec | ||
MIL ON Condition |
•
2 driving cycle | ||
