I wanted to check whether there were any issues with trailers using LED lights? I don't want the LED module to interfere.
The Tow-Pro™ Elite will be suitable for use in your Disco 4.
The requirements for a suitable connection of a brake controller trigger wire are quite specific. This connection point must:
For many vehicles, the brake light terminal of the trailer lighting socket provides a suitable connection, but this is not necessarily suitable for all vehicles.