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:
Switching on/off
The three red indicator lamps in the button
indicate the heating level you have selected.
If the battery voltage is too low, the seat
heating may switch off.
The system automatically switches ...
Notes on the Operator's Manual
This Operator's Manual contains a great deal
of helpful information. We urge you to read it
carefully and familiarize yourself with the
vehicle before driving.
For your own safety and longer se ...
Charging the battery
WARNING
Never charge a battery still installed in the vehicle unless
a battery charger unit approved by Mercedes-Benz is being used. Gases may escape
during charging and cause explosions tha ...