Originally Posted by SafeChav
Well by plugging a sensor in and just tucking it away, it means it won't detect knock. The CVH top ends are common to fool the ECU, which results in ignition retard when theres not actually any knock.
You're probably thinking why can't i just unplug it, but if you do that its permentantly retarded

surely this i only a short term solution as i would like to sense knock if it is there,didnt know that unplugging it just retards ignition,would explain my mates runnin like shit then