N noslow1986 New Member Mar 25, 2006 274 0 0 oswego Il Oct 31, 2006 #1 Oct 31, 2006 #1 would an msd box anyway short out a tfi module. my car ran fine til i hook up the box , once i unhook the box the problem still there, i have a feeling my tfi is screw up or shorted. it idles fine but 2000 to 3000 rpms it acts up.
would an msd box anyway short out a tfi module. my car ran fine til i hook up the box , once i unhook the box the problem still there, i have a feeling my tfi is screw up or shorted. it idles fine but 2000 to 3000 rpms it acts up.