Beginners Guide to RV Wiring
Troubleshooting Guide
for the 7 pole RV socket/plug
See the general section first.
Terminal
7 pole RV plug/socket.
| Terminal
| Wire Color
| Function
| Location - Truck socket
| Location Trailer plug
|
| 1
| White |
Ground |
7:00 o'clock |
5:00 o'clock |
| 2
| Blue |
Brakes |
5:00 o'clock |
7:00 o'clock |
| 3
| Green |
Running |
10:00 o'clock |
2:00 o'clock |
| 4
| Black |
Power |
2:00 o'clock |
10:00 o'clock |
| 5
| Red |
LT & Stop |
9:00 o'clock |
3:00 o'clock |
| 6
| Brown |
RT & Stop |
3:00 o'clock |
9:00 o'clock |
| 7
| Yellow |
Aux or BU |
Center |
Center |
|