Originally Posted by fatty

hi thanks for the reply,

i have a complete S2 wiring loom and so far i have picked out the ENGINE MANAGEMENT wiring .
im new to trying this so im working from Haynes Manuals and general info but it seems to ( mostly) make sense.

One question, is the brown relay in one of your pictures ( next to the pink fuel relay) the Over Voltage Protection relay?

Also , stupid question but where is the knock sensor on the engine?

If anyone could help that'd be great. thanks and good luck with the car ! good inspiration