I always hear a knocking sound when the gas pedal is pressed or tapped, more audible when :
- engine is running idle and warmed up.
- A/C is running
Car is 2001 325xi.
please kindly advise, what could be the cause of this sound.
However, when the engine is revved slowly, the sound isnt there.
- engine is running idle and warmed up.
- A/C is running
Car is 2001 325xi.
please kindly advise, what could be the cause of this sound.
However, when the engine is revved slowly, the sound isnt there.