P0519 OBD Code Definition:
P0519 Idle Control System Malfunction
P0519 OBD Code Description:
OBD Code P0519
Idle Air Control System Performance
What’s mean?
OBD2 Code P0519 Definition:
Symptoms
Possible sumptoms of P0519
– Engine Light ON (or Service Engine Soon Warning Light)
Possible Causes
Possible causes of P0519
– Large vacuum leak – Ignition system fault – Engine mechanical condition – Faulty air control circuit valve
Possible Solutions