Trailer Plug Wiring
Maintain Your Trailer
| Key | Function | Colour |
| 1 | Left Hand Turn | Yellow |
| *2 | Reverse | Black |
| 3 | Earth | White or Black |
| 4 | Right Hand Turn | Green |
| *5 | Service Brakes | Blue |
| 6 | Brake Lights | Red |
| 7 | Tail Lights | Brown |
The diagram is the New Zealand standard for the 7 Pin Flat trailer plug used on Prescott Trailers.
*Pins 2 and 5 are not used on our standard range of trailers.
