P0518 Volvo Idle Air Control Circuit Intermittent
Possible causes
– Faulty Idle Air Control Valve
– Vacuum leak
– Idle Air Control Valve harness is open or shorted
– Idle Air Control Valve circuit poor electrical connection
– Vacuum leak
– Idle Air Control Valve harness is open or shorted
– Idle Air Control Valve circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
Volvo Vehicle:Volvo C70,Volvo S40,Volvo XC90,Volvo XC70,Volvo XC60,Volvo V70,Volvo V50,Volvo V40,Volvo S90,Volvo S80,Volvo S60