DTC P0507 Idle Air Control System-Rpm Higher Than Expected: DTC Detecting Condition

DTC DETECTING CONDITION AND POSSIBLE CAUSE

Item	Detecting Condition	Possible Cause
DTC Strategy	Monitor deviation between target idle speed and actual engine speed	A stuck or binding throttle plate Maladjustment of the accelerator cable Contact resistance in connectors Faulty ICA valve
Enable Conditions	Coolant temperature > 73°C (163.4°F) Throttle angle: closed Vehicle speed = 0 10 seconds after engine start. 10V < Battery voltage < 16 No relevant failure
Threshold Value	Engine speed-Target idle speed > 200 RPM (Engine speed too high)
Diagnostic Time	16 seconds
MIL On Condition	2 Driving Cycles