1.4 16v

I recently attempted to fix an issue with the driver’s door on my Seat Leon Mk1 (1999-2004), specifically the mechanism that locks and unlocks the door. After that, I noticed that my reverse camera stopped working and started displaying a 'no video signal' message when I put the car in reverse...

I think my coilpacks needs changing and while im there, im going to change the spark plugs as they havent been done for a few years but i dont know which plugs are right for my car (100hp BBZ engine code) The haynes manaul says its NGK BKUR 6ET-10 but they are quite expensive (OPIE oils £23.25...