no spark in #2

STEMY

Cadet
Joined
Aug 9, 2007
Messages
14
help!! i have a 1986 mercury 115 hp in line 6 with no spark in the second cyl. boat ran fine for about a half hour then no power. at idle i pulled each plug wire and found # 2 wasn't "throwing" a spark.
 

Chris1956

Supreme Mariner
Joined
Mar 25, 2004
Messages
28,080
Re: no spark in #2

Figure out if the rest of the plug wires/coils produce a spark, and then get on the CDI.com or Dolphinmarineservices.com web sites and look for the troubleshooting guide for your ADI ignition.
 

STEMY

Cadet
Joined
Aug 9, 2007
Messages
14
Re: no spark in #2

every cyl has spark but that one. it just happened while i was going along.
 
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