Description OBD-II Trouble Code Description for P0479 Alfa Romeo Exhaust Pressure Control Valve Intermittent What does this mean? OBD2 Code P0479 Alfa Romeo definition: Exhaust Back Pressure Regulator – Is a variable position valve that controls exhaust back pressure during cold ambient temperatures to increase cab heat and decrease the amount of time needed to…
Tag: P0479
P0479 Acura Exhaust Pressure Control Valve Intermittent
Description OBD-II Trouble Code Description for P0479 Acura Exhaust Pressure Control Valve Intermittent What does this mean? OBD2 Code P0479 Acura definition: Exhaust Back Pressure Regulator – Is a variable position valve that controls exhaust back pressure during cold ambient temperatures to increase cab heat and decrease the amount of time needed to defrost the…
P0479 FORD Exhaust Pressure Control Valve Intermittent
Possible causes – Faulty Exhaust Back Pressure Valve– Exhaust Back Pressure Valve harness is open or shorted– Exhaust Back Pressure Valve circuit poor electrical connection Tech description Check the Exhaust Back Pressure Valve (EBPV) butterfly valve is opening and closing freely and not sticking. If it seems to move freely you can then check the…