hi,
My fith injector has stopped working. The light for the Water injection in side the mf2 box has come on and the fuel light has gone off. I hjave by passed the pressure swich and still no luck.The mf2 has been working fine for months. I found it leaning out when my wide band afr was showing signs of leaning out at high rpm. Have you any ideas to what it maybe as i know a few people on pf use a5th injector.

thanyou all.