MerCruiser 170/470 No Spark

jdallas

Recruit
Joined
Jul 22, 2007
Messages
2
After following the Manual, I just replaced my Ignition Coil. Still no spark. Has anyone else run into this? Thanks.
 

Scaaty

Vice Admiral
Joined
May 31, 2004
Messages
5,180
Re: MerCruiser 170/470 No Spark

Post in the I/O forums...
 

Don S

Honorary Moderator Emeritus
Joined
Aug 31, 2004
Messages
62,321
Re: MerCruiser 170/470 No Spark

With no more information than you furnished, I would bet that willy is right with his reply to your other post on the same subjet.

Have you cleaned or replaced and gapped the points? That's the problem 99% of the time. Very few coils fail.
 

bawla47

Cadet
Joined
Dec 1, 2004
Messages
23
Re: MerCruiser 170/470 No Spark

try changing your condenser inside the distributor if its a points system. better to change it all though, good regular tuneup maint.
 

DreamBoater

Cadet
Joined
Jul 27, 2007
Messages
11
Re: MerCruiser 170/470 No Spark

better yet toss the points system and go with the electronic system. Allot more reliable than the old points. good luck
 
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