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  1. W

    No spark, is it coil or shift cutout switch

    Engine serial: 0L02… Coil was changed and still no spark. I’m about to take it to the shop, but I did want to get a better understanding of the shift interrupt switch. The switch is connected to both purple wire and the wht/grn going to the dist module. With a multimeter, I checked...
  2. W

    No spark, is it coil or shift cutout switch

    Mercruiser 3.0. First time out in the water this year, engine started great, one lap around the lake and suddenly engine stopped. Engine does crank, but won’t start due to lack of spark. 12V present at the coil, but no spark at the distributor cap. Brand new distributor cap, plugs and...
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