Activation conditions
You can activate the HOLD function if:
- the vehicle is stationary.
- the engine is running.
- the driver's door is closed or your seat belt
is fastened.
- the parking brake is not applied.
- the hood is closed.
- the transmission is in position D, R or N.
- DISTRONIC PLUS is deactivated.
See also:
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&nbs ...
Setting the center air vents
1. Center air vent, left
2. Center air vent, right
3. Center vent thumbwheel, right
4. Center vent thumbwheel, left
•► To open/close: turn thumbwheels 3
and 4 up or down. ...
Engine
Display messages
Possible causes/consequences and
Solutions
The coolant level is too low.
– Add coolant, observing the warning notes when doing so.
– If coolant needs ...
