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87040902 / 10.05.2017 /
Subject to changes
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 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!
The vehicle's cooling capacity may have to be increased when retrofitting a trailer coupling!
You must observe the manufacturer's instructions!!
C
o
C
o
ATTENTION!
ATTENTION!
3
1.
2.
4
A-Class
CLA-Class
CLA-Class
Shooting Brake
GLA-Class