Connections overview for the tow hook wiring harness
A6
A5
Position Designation
A1
Socket connection
13-pin
A2
6-point connector
right tail light
A3
Socket connection
12 pin control unit
A4
6-point connector
left tail light
A5
Cable socket 8mm
A6
Continuous pos. extens.
A7
Control unit fuse
A8
Parking aid-Switch-off
A3
A4
Wire connection
gr/rd 1.0mm², ...
gr/blk 1.0mm², ...
bn 1.5mm²,
bn/wt 2.5mm²
rd 2.5; yl 2.5; bn 2.5mm²
rd 1.5mm²
bn/wt 0.35mm²
A7
A2
A1
Connection location in vehicle
Socket retaining plate
right rear light
trailer control unit above
left rear light
left rear light
earthing contact below left
tail light
below left tail light
battery plus
above right rear light
GB
A8
11