With various aspects of servicing, maintenance, including driver assisted features and vehicle monitoring. For our 1996 Rover 200 and the 04 ZR 120+
Wires inside the sleeve constantly fold over each other every time the tailgate is in use, so will fray and eventually break, damaged wires will create electrical problems, soldering a couple of broken wires is not a problem, although a replacement loom is a better option.
Black ------------ 2.5 square mm - Heated Rear Window--earth wire
Black/Green ------ 2.5 square mm - Heated Rear Window--live wire
Orange ----------- 1.0 square mm - Central Door Locking - wire 1
Pink --------------- 1.0 square mm - Central Door Locking - wire 2
MK1 and MK2 except for 2004 MK2 onwards (wire 2 is a earth wire)
Light Green/Grey -- 1.0 square mm - Rear Wiper Motor - wire 1
Brown/Green ------ 1.0 square mm - Rear Wiper Motor - wire 2
Red/Green ---------1.0 square mm - Rear Wiper Motor - wire 3
Red/Orange ------- 0.5 square mm - Number Plate Lamps - live wire
Green/Purple ----- 1.0 square mm - High Brake Light - live wire
Purple/Red -------- 1.0 square mm - Boot/Tailgate Door Switch.
Information supplied is referenced only to our own 1996 Rover 200 Series, and 2004 MG-ZR 120+