jasoncitrano
15+ Year Contributor
- 600
- 1
- Jul 10, 2004
-
schaumburg,
Illinois
i have an APEXI exhaust temp guage and when i'm hooking it up, what are the 4 colored wires for? there is 6 wires total, 2 for the actual temp, and 4 that i don't know, well the red obviously power, black ground, and the blue (don't know) and the yellow (don't know) so any help thanks