What do u mean by humming sound, (a)is it remains start after you switch off the engine?
(b)is it just vibrates after you switch it off?
In both the cases you need to get checked yours car switch. and the ECU(electronic Controle Unit) that manages the feul supply and air supply of the engine.
(b)is it just vibrates after you switch it off?
In both the cases you need to get checked yours car switch. and the ECU(electronic Controle Unit) that manages the feul supply and air supply of the engine.