| Pin # | Function | Color Code | | --- | --- | --- | | 1 | Left Turn Signal | Yellow | | 2 | Left Brake Light | Red | | 3 | Left Tail Light | Brown | | 4 | Right Turn Signal | Green | | 5 | Right Brake Light | Red | | 6 | Right Tail Light | Brown | | 7 | Running Lights ( Aux) | Brown/White | | 8 | Fog Light (Optional) | Grey | | 9 | Battery Feed (12V) | Orange | | 10 | Ground | White | | 11 | Electric Brake | Blue | | 12 | Reverse Light (Optional) | Purple |
Install a DC-DC charger (e.g., Redarc BCDC1225) between pin 7 and trailer battery. Use pin 8 (ignition) as the trigger. Pin 12 can feed voltage sense to the BMS. ford ranger 12 pin trailer plug wiring diagram
Unlike the common 4-pin (flat) or 7-pin (RV blade) connectors, the 12-pin plug on Ford Rangers (particularly models from 2012–2019 in Australia, South Africa, and Europe, as well as some North American fleet models) is a . It combines lighting, electric brakes, auxiliary power, and critical reverse-trigger wiring for trailer-mounted electronic brake controllers (EBCs) or battery charging. | Pin # | Function | Color Code
If you are retrofitting a , note that the 12-pin is replaced by a 13-pin Euro connector on some export models. However, the wiring logic remains identical – pins 1-12 map directly to the first 12 positions of the 13-pin (pin 13 is unused or ground). Unlike the common 4-pin (flat) or 7-pin (RV
In Australia and New Zealand, the Ford Ranger often does not come with a fog light wire active in the factory trailer loom. If your trailer has fog lights, you may need to tap into the vehicle's rear fog light circuit and run a wire to Pin 5 manually.
In this guide, we break down the pin assignments, wire colors, and installation tips specifically for the Ford Ranger platform (including the PX, PXII, PXIII, and Next-Gen models).