Originally Posted by
Stu @ M Developments
Knock can be caused by a lot of things, most common being:
Bad Fuel
Wrong plug grade
incorrect mixture (lean or rich)
head gasket failing
valve guides failing
piston rings worn
Incorrect detection can be caused by lost of things too, such as:
loose engine parts
worn valve train
bore wear
bearing wear
The list goes on...
thanks stu confirmed my thoughts mate. im gonna take a vid of the noise of my engine today if i can get it to do it. its so quiet and disapears after a second ?