I bought a second hand VAFC & comes with an installation manual. Tried to install it but unfortunately, the mec/tuners need the ECU diagram to link the VAFC with the ECU in order to control the MIVEC openings...
How dangerous is it if a 1cm x 2cm plastic from the spark plug fell inside the spark plug chamber? Tried vacuming it out but it is stuck inside. Do I need to ask a mechanic to open the engine head or can...