87320537 / 24.01.2017 /
Subject to changes
3/8
1
90010216
C
o
C
o
ATTENTION!
The vehicle's cooling capacity may have to be increased when retrofitting a trailer coupling! You must observe the
manufacturer's instructions!!
ATTENTION!
MANUAL
In order to avoid mal-functions and damage to the vehicle’s electrical system the earth terminal
must
be disconnected
from the vehicle’s battery
before starting work!
Both the trailer module and the vehicle’s control unit for the electrical system can be damaged during work on the
CAN data bus connections if the battery is not disconnected!
Please pay attention to the manufacturer’s instructions when disconnecting and reconnecting the vehicle’s battery!
SYMBOL EXPLANATION
Reverse
B+/30
20A
left (58-L) respectively
right (58-R) tail light
stop light (54) /
high mounted, third stop light (54)
turn signal indicator left
turn signal indicator right
rear fog light(s)
reversing light(s)
trailer / trailer recognition
Permanent current power supply
Ground or Earth (31)
ground connection battery terminal lug
positive connection battery terminal lug
fuse / fuse capacity 20 Ampère
12
V
P
cigarette lighter /
accessory socket
loudspeaker / buzzer
Park Distance Control
switch / source of function
Connect together
Disconnect
Look at / See further information
Look carefully at selected area
Present / Occupied / OK
Not present / Not occupied / Not OK
left
right
acoustic indication
attention / important advice
B+/30
Permanent power supply /
13pin socket, chamber 9
charging wire for trailer battery /
13pin socket, chamber 10
everse
