Hi all
just got my Phantom oil pression gauge from autometer. no instruction provided.

On the back of the gauge I have 5 cable total,
I have the Black and white cable that are for the light, And then 3 other cable

Look lke this:

0 0 ( those are the light one.)

__0
0____0

So on those 3 wich wire is what?!

One is power, grounf and reading... but how the hell I am suposed to know which one is wich.

Help!!!

 

autometer website have installation guide.

 

I searched that already... they say: 1 wire goes there the other one there and the last there. I know where the ground goes, power and reading... But I just dont know on the gauge wich is wich.