Notes on towing a trailer
Important safety notes
WARNING 
When towing a trailer, incorrect equipment
and driving style could cause you to lose
control of the vehicle.
Towing incorrectly or not observing this
Operator's Manual could lead to damage to
the vehicle and/or serious injuries. Observe
the following guidelines to ensure safe trailer
towing.
Contact a Mercedes-Benz Center if you need
further explanation of the information
contained in this Operator's Manual.
General information
• Only install an approved trailer
coupling on
your vehicle.
Further information on availability and on
installation is available from any authorized
Mercedes-Benz Center.
• The bumpers of your vehicle are not
suitable for installing detachable trailer
couplings.
• Do not install hired trailer couplings or
other detachable trailer couplings on the
bumpers of your vehicle.
• To reduce the risk of damage to the ball
coupling, remove it from the ball coupling
recess when not in use.
See also:
Loading a trailer
- When loading the trailer, make sure that
neither the permissible gross weight of the
trailer nor the gross vehicle weight are
exceeded. The permissible gross vehicle
weight is indicated on t ...
Checking tire pressure manually
To determine and set the correct tire pressure, proceed as follows:
Remove the valve cap of the tire that is to be checked.
Press the tire pressure gauge securely onto the valve.
Read the tire ...
Traction
Traction is the result of friction between the
tires and the road surface. ...