Electrics for car trailer
Main components:
* Socket on the traction device
* Trailer fork
* Wiring
* Brake lights
* Direction indicators
* Side lights
* Rear fog light
* License plate
* Weight
Electrical diagram for a trailer with a 7-pin socket:
| Contact | Function | Wire color |
|—|—|—|
| 1 | Left turn signal | Yellow |
| 2 | Right turn signal | Green |
| 3 | Earth | White |
| 4 | Brake lights | Red |
| 5 | Side lights | Blue |
| 6 | Rear fog light | Black |
| 7 | Rear license plate light | Brown |
Electrical diagram for a trailer with a 13-pin socket:
In addition to the features of the 7-pin socket, the 13-pin socket also provides:
| Contact | Function | Wire color |
|—|—|—|
| 8 | Reverse gear | Orange |
| 9 | DC Power Supply | White-blue |
| 10 | Reverse (for modern lighting systems) | White-black |
| 11 | Left side marker light (for double-sided trailers) | White-yellow |
| 12 | Right side marker light (for double-sided trailers) | White-green |
| 13 | Earth | White |
Installation:
* Determine the correct outlet for your towing device and purchase the appropriate trailer wiring kit.
* Connect the wiring to the socket and plug according to the electrical diagram.
* Install the socket on the traction device.
* Connect the plug to the socket on the trailer.
* Check that all lights and turn signals are working correctly.
Related Accessories:
* Electronic matching unit for vehicles with multiplex electronics
* Parking assistance systems
* Rear view cameras
Precautions:
* All electrical work must be carried out by a qualified electrician.
*Do not use a 7 pin socket for a trailer that requires 13 pins.
*Follow all maintenance and component replacement requirements.
*Check the trailer’s electrical system before each use.