First read and observe the introductory information
and safety warnings
Headlight adjustment
Towing a trailer can raise the front end of the vehicle enough for the dipped beam to blind other road users. Use the headlight range control to lower the light cone as required. If you do not have headlight range control, the headlights should be adjusted by a qualified workshop. Vehicles with gas discharge bulbs adjust automatically and do not require manual adjustment.
Things to note when driving with a trailer
Pulling off on slopes when towing a trailer
Depending on the steepness of the slope and the total weight of the trailer and vehicle, a parked vehicle towing a trailer can roll back a short distance when pulling away on a hill.
When towing a trailer, pull off on slopes as follows:
once to switch off the electronic
parking brake .
button and hold it in this position
to hold the vehicle and trailer with the electronic parking brake.
button when the engine
has sufficient power to move off. 
WARNING
Loading the trailer
Trailer stabilisationTachograph
In many European countries there is an obligation to install
and use a tachograph on vehicles (including passenger vehicles)
that serve purely for commercial purposes to transport goods
where their maximum permissible weight including drawbar trailer
or ...
Removing and installing cap on ignition key
Removing
–
Lift off lid for battery compartment
→ Chapter.
–
Remove bolt -1-.
–
Push cap -2- out from the ignition key
laterally -arrow-.
Installing
Note
Us ...
Assembly overview - front parking aid, RHD vehicles
1 -
Parking aid button -E266-
Removing and installing
→ Chapter
2 -
Front parking aid warning buzzer -H22-
Only for 8-channel parking aid
Removing and installing
→ C ...