5.0L (1979-1995) Mustang Technical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.

Tachometer signal source

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Old 07-02-2007, 11:55 AM
  #1  
onetrickpony
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Default Tachometer signal source

I want to install my new tach today. Can anyone tell me what wire I have to go to for the signal?
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Old 07-02-2007, 11:57 AM
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92hatchLX
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Default RE: Tachometer signal source

The + wire on your coil.
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Old 07-02-2007, 12:47 PM
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onetrickpony
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Default RE: Tachometer signal source

Thank you!
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Old 07-02-2007, 01:12 PM
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mattdel
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Default RE: Tachometer signal source

negative wire, not positive
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Old 07-02-2007, 03:56 PM
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onetrickpony
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Default RE: Tachometer signal source

OK, Which one is which? Is the red the positive?
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Old 07-02-2007, 04:32 PM
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fastfox86
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Default RE: Tachometer signal source

you want the neg side of the coil not pos.
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