Important safety notes
WARNING 
For reasons of safety, have the NECK-PRO
head restraints/NECK-PRO luxury head
restraints checked at an authorized
Mercedes-Benz Center after a rear-end
collision.
WARNING
When pushing back the NECK-PRO head
restraint cushion, make sure your fingers do
not become caught between the head
restraint cushion and the cover. Failure to
observe this could result in injuries.
See also:
Jump-starting
WARNING
Failure to follow these directions will cause damage to the electronic
components, and can lead
to a battery explosion and severe injury or death.
Never lean over batteries while conne ...
Service menu
In the Service menu you can:
• call up display messages
• check the tire pressure electronically
• call up the service due date
• check the oil level ...
Activating the rear view camera
► Make sure that the SmartKey is in
position
2 in the ignition lock.
► Make sure that the "rear view camera"
function is selected in COMAND (see the
separate operating inst ...