Tachometer wire

Laral

Recruit
Joined
May 28, 2018
Messages
3
Hi all
Rev counter not working could someone advise were it gets the signal from. Negative side coil/alernator?
want to run a wire from the clock to test it
2004 4.3gl volvo penta
thanks in advance
 

Scott Danforth

Grumpy Vintage Moderator still playing with boats
Staff member
Joined
Jul 23, 2011
Messages
51,205
Grey wire. Signal comes from -neg side of coil
 
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