Greddy EGT Guage wires?

[Bigzavs]

hey guys im putting in a greddy egt guage right now

looked at the manual but i can pretty much only gather two of the wires on it

Red - 12v power
Black - Ground

but theres a few other colors, anyone know what these go to?

thanks for the help

 

[JustinGotA1j]

I did a quick google search and found this. Thought it might help. Scroll to the bottom and it tells you what function each wire color is for.

http://www.roadraceengineering.com/instructions/greddygaugeinstructions.htm