hey i've been a lurker for awhile, great info here now I can't figure this one out myself. I've got an older merc 5.7 with a t-bolt 4 ign. i've got no spark.
I've done tests: 12v at coil 6v at dist (red/white) by passed shift switch,
not kill switch, not tach i've put in a new module, new...
