RINRIN 1 Posted October 25, 2008 Hi everyone, We have miss firing effect on an engine between idle and 3k rpm, After 3k engine goes well, but below this rpm engine makes vibrations and stange miss firing. We thought it is AFM but before changing it I need you advice Share this post Link to post Share on other sites
munster 0 Posted October 28, 2008 Try the Ignition Amplifier. Share this post Link to post Share on other sites
1 FAT PUG 39 Posted October 28, 2008 you tried plugs or condition of leads.?? one of mine looked ok, but on inspection when i took them off 1 fell to bits, new plugs and lead and all was good Share this post Link to post Share on other sites
Fox 3 Posted October 29, 2008 I have this issue too, slight missfire now and again, usually when letting off the power. I've changed the plugs and leads, will try a new amp Share this post Link to post Share on other sites
RINRIN 1 Posted October 30, 2008 Thanks everybody, I will check ing. amp. then if not ,maybe we will buy an AFM Share this post Link to post Share on other sites
Guest dobbo Posted October 30, 2008 Avoid the cheap ebay ignition modules - I bought one of them and it caused a terrible misfire, I had to go back to a bosch one. Share this post Link to post Share on other sites
kyepan 291 Posted October 31, 2008 these posts always start cropping up when it gets cold and damp... have a new set of plugs to go in tonight myself. Share this post Link to post Share on other sites