So apparently I’m always at 1800 RPM even when power is off.
Anything in particular to look for or should I send out for repair and if so, any recommendations?
Tachometer stuck!
- BigGib
- Captain

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Re: Tachometer stuck!
What brand gauge? Is it Faria? Does it move at all when being tapped?
2008 Cobalt 302 5.7GXI's
"Meant to Be"
Wentzville, MO
Lake of the Ozarks
"Meant to Be"
Wentzville, MO
Lake of the Ozarks
- Big Block Power
- Fleet Admiral

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Re: Tachometer stuck!
Time to send it in.
03Cobalt220 8.1gxi DP
"Kids in Tow2"
"Pot The Jus" Originator :-)
Neenah Wi
#ItsBu'sfault
#FARCON Marine CC Core!
"Kids in Tow2"
"Pot The Jus" Originator :-)
Neenah Wi
#ItsBu'sfault
#FARCON Marine CC Core!
- Mike in SC
- Captain

- Posts: 327
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- Location: Lake Murray, SC
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Re: Tachometer stuck!
Mine does the same thing. I'm waiting for boating season to be over to send it in for a refurb.
Mine moves around sometimes with the engine running, but random rpm indication.
I wonder if it would be easier/cheaper to buy a new one?
Mine moves around sometimes with the engine running, but random rpm indication.
I wonder if it would be easier/cheaper to buy a new one?
Mike in SC
Lake Murray, SC
2003 Cobalt 220
350 Mag MPI/Merc Bravo 3
Lake Murray, SC
2003 Cobalt 220
350 Mag MPI/Merc Bravo 3
Re: Tachometer stuck!
Before sending it for repair try to move the selector of #cylinders on the back of tachometer. Rotate it few times and back to position you started (according to #cylinders you have in your engine)
That worked on my previous boat tacho. The selector conectors get some oxidation overtime and couse inaccurate readings
That worked on my previous boat tacho. The selector conectors get some oxidation overtime and couse inaccurate readings
Hawranek
2007 Cobalt 212 (VP 5.0 GXI DP)
2007 Cobalt 212 (VP 5.0 GXI DP)
Re: Tachometer stuck!
it should look similar to this:
You do not have the required permissions to view the files attached to this post.
Hawranek
2007 Cobalt 212 (VP 5.0 GXI DP)
2007 Cobalt 212 (VP 5.0 GXI DP)
- AsLan7
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Re: Tachometer stuck!
.
thx for posting that pic hawranek. Another great resource for the site.
2002 Cobalt 262
&
2005 Cobalt 263
496 MagHO
(sold )
Erie, PA
Currently boatless (for now)
will fly for food
(CChat moderator)
&
2005 Cobalt 263
496 MagHO
(sold )
Erie, PA
Currently boatless (for now)
will fly for food
(CChat moderator)
- Mike in SC
- Captain

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Re: Tachometer stuck!
Something to try! I appreciate it.
Mike in SC
Lake Murray, SC
2003 Cobalt 220
350 Mag MPI/Merc Bravo 3
Lake Murray, SC
2003 Cobalt 220
350 Mag MPI/Merc Bravo 3
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