94 merc 60 tach not working

tranquility

Seaman Apprentice
Joined
Jul 16, 2007
Messages
32
I have a 1994 Mercury 60. The Tach was not working so I replaced it and its still not working. The switch on the back of the tach is set to 6p.

When I turn the key on the tach moves but does not read with the engine running.

Would the rectifier be the next logical step?
 
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