VW T3 rear light and towbar wiring

Seeing as we sell a VW T3 towbar we thought it prudent to add a page here for the wiring connections.

T3 Rear Light Wiring Colours.
Position Wiring colour DIN no Wire dia Towbar
Earth Brown 31 1mm² 3
Brake lights Black/red 54 1mm² 6
Fog light Grey/white 55 1mm² 2
Left hand side light Grey/black 58 1mm² 7
Right hand side light Grey/red 58 1mm² 5
Number plate lamps Grey/green 58 1mm²  
Left indicator Black/white L 1mm² 1
Right indicator Black/green R 1mm² 4
Reverse light Black/blue RF 1mm²  
Left Rear Light   Pin    
Black/Red   1    
Grey/Black   2    
Brown   3    
*Grey/White   4    
Black/Blue   5    
Black/White   6    
Right Rear Light   Pin    
Black/Green   1    
Black/Blue   2    
Brown   3    
Grey/White   4    
Grey/Red   5    
Black/Red   6