voltmeter installation help

A

Anonymous

Guest
I know it's pretty straightforward to install a voltmeter with just a positive and negative wire...
I didn't really want to run a wire into the engine bay though...
I have read that you can get the source from the fusebox.
I tried various fuses such as radio, IGN, ECU/IGN< and still don't get a voltage reading...
I am going to check my ground but the gauge is lighting up so I assume it's partially working just not a strong enough ground to read voltage :shrug: ..
Anyone have any suggestions ???
 

Mafix

New member
oh goodie. hook it up anywhere that doesn't have a signifigant draw...AKA any friggin wire on the fuse box.
 
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