[s-cars] Knock Sensors/Pinking Noise

[Bill Noland]

Have you checked your plugs to make sure they're all tight? If you have a 
loose one, they tend to sound like a noisy lifter. They'll make noise all 
the time, even at idle. Knocking/pinging should only show up under load.

Bill Noland

> Anyway of testing these??? has anyone had a failure that didn't show up on 
> vag com, i have a feeling that mine aren't working. Any ideas on other 
> noises similar to pinking???
>
>
> Shot in dark time i know.