12V 13 Pin trailer connector socket box extention unit

Connect the major vehicle and the additional trailer; Transfer the electronic signature from the vehicle to trailer.
This shows the standard wiring colours, but your car might not be standard. If it is not then you should note which pin number each wire goes to before removing the old socket and simply connect the new one the same.

13 Pin Lighting Connections – Cable Function

PIN 1 – Yellow Wire (Left/Hand Direction Indicator)

PIN 2 – Blue Wire ( Rear Fog Lamps)

PIN 3 – White Wire ( Earth Return)

PIN 4 – Green Wire (Right/H Direction Indicator)

PIN 5 – Brown Wire (Right/H Tail & No. Plate Lamp)

PIN 6 – Red Wire (Stop Lamp)

PIN 7 – Black Wire (Left/H Tail & No. Plate Lamp)

PIN8 -Pink Wire ( Reversing Light)

PIN9-orange wire ( 12v permanent power from battery 12v)

PIN10-grey wire（12v ignition on (battery charging or fridge)

PIN11- White/ black wire (earth for terminal 10)

PIN12-white /blue wire (NOT usually used)

PIN13- White/red wire (earth for terminal 9)