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 Tech notes Clean Idle Air Control Valve (IACV) – Warm up Engine– Remove
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 Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0519 Information
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 Symptoms – Engine Light ON (or Service Engine Soon Warning Light)