98 mercruiser 5.7 no spark
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98 mercruiser 5.7 no spark
Just put in a used 5.7 in a boat i bought over winter.i know its something stupid.no spark.i have a purple wire coming out of harness to + of coil 2 grays to - of coil wh/red wh/green to distrib. Im stumped
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Carburetor with Tbolt V distributor or EFI ?
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Page 8 here show's complete wiring:
http://www.boatfix.com/merc/Techbk/96/96HGD4.PDF
Since it's pdf, you can increase size of page.Put curser to lower right of screen and you'll see - and + controls to increase/decrease view size.
http://www.boatfix.com/merc/Techbk/96/96HGD4.PDF
Since it's pdf, you can increase size of page.Put curser to lower right of screen and you'll see - and + controls to increase/decrease view size.
Last edited by SB; 06-08-2016 at 07:19 AM. Reason: added correct wiring diagram
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That's not good. The gray's that go to - side of coil should not have 12 volts. One gray goes to tach (thru wiring harness) as signal and one goes to ign module so it see's rpm.
Remove gray that goes to tach and re check.
Remove gray that goes to tach and re check.