Storing the ball coupling
WARNING
Do not carry the ball coupling in the vehicle interior if it is not secured.
Otherwise, you and others could be injured by the ball coupling being thrown around if you: • brake sharply • change direction suddenly • are involved in an accident
Trailer power supply
You can connect accessories with a maximum power consumption of 240 W to the permanent power supply.
You must not charge a trailer battery using the power supply.
The trailer socket of your vehicle is equipped at the factory with a permanent power supply.
The permanent power supply is supplied via trailer socket pin 4.
The trailer's permanent power supply is switched off in the event of low vehicle supply voltage and after six hours at the latest.
A qualified specialist workshop can provide more information about installing the trailer electrics.
See also:
Parking the vehicle for a long period
If you leave the vehicle parked for longer than
four weeks, the battery may be damaged by
exhaustive discharging.
■ Connecting a trickle charger.
You can obtain information about trickle
ch ...
Setting the rear-compartment air
vents
► To open/close: turn thumbwheel 1 up or
down.
► To set the air direction: move slider 2
for the corresponding rear-compartment
air vent to the left, right, up or down. ...
Winter operation
Please bear the following in mind
At the onset of winter, have your vehicle
winterproofed at a qualified specialist
workshop, e.g. at an authorized Mercedes-
Benz Center.
Observe the notes in the ...