Adjusting the head restraints
Important safety notes
GWARNING
You could lose control of your vehicle if you do
the following while driving:
Radjust the driver's seat, head restraint,
steering wheel or mirrors
Rfasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirror and fasten your seat belt
before starting the engine.
GWARNING
If the head restraints are not installed or not
adjusted correctly, they cannot provide pro-
tection as intended. There is an increased risk
of injury in the head and neck area, e.g. in the
event of an accident or when braking.
Always drive with the head restraints instal-
led. Before driving off, make sure for every
vehicle occupant that the center of the head
restraint supports the back of the head at
about eye level.
Using the fore-and-aft adjustment, adjust thehead restraint so that it is as close as possible toyour head.
General notes
For vehicles with sports seats you cannot adjustthe front head restraints or the outer rear headrestraints.
Adjusting the head restraints manually
Adjusting the head restraint height
XTo raise:pull the head restraint up to thedesired position.
XTo lower:press release catch Cin the direc-tion of the arrow and push the head restraintdown to the desired position.
Adjusting the fore/aft position of the
head restraint
With this function you can adjust the distancebetween the head restraint and the back of theseat occupant's head.
XTo move forwards:pull the head restraintforwards in the direction of the arrow until itengages.There are several notches.
XTo move backwards:press and hold releasebutton Cand push the head restraint back-wards.
XWhen the head restraint is in the desired posi-tion, release the button and make sure thatthe head restraint is engaged in position.
94Seats
Seats , ste ering wheel and mirrors
The three red indicator lamps in the button indi-cate the heating level you have selected.
The system automatically switches down fromlevel3to level2after approximately eightminutes.
The system automatically switches down fromlevel2to level1after approximately tenminutes.
The system automatically switches off approx-imately 20 minutes after it is set to level1.
XTurn the SmartKey to position Gor Hin theignition lock (Ypage 123).
XTo switch on:press button Crepeatedlyuntil the desired heating level is set.
XTo switch off:press button Crepeatedlyuntil all the indicator lamps go out.
iIf the battery voltage is too low, the seatheating may switch off.
Problems with the seat heating
ProblemPossible causes/consequences and P PSolutions
The seat heating hasswitched off prematurelyor cannot be switchedon.
The on-board voltage is too low because too many electrical consum-ers are switched on.
XSwitch off electrical consumers that you do not need, such as therear window defroster or interior lighting.Once the battery is sufficiently charged, the seat heating will switchback on automatically.
Steering wheel
Important safety notes
GWARNING
You could lose control of your vehicle if you do
the following while driving:
Radjust the driver's seat, head restraint,
steering wheel or mirrors
Rfasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirror and fasten your seat belt
before starting the engine.
GWARNING
Children could injure themselves if they
adjust the steering wheel. There is a risk of
injury.
Never leave children unsupervised in the vehi-
cle.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. This
also applies for the Digital Vehicle Key if the
"Digital Vehicle Key" function is activated via
Mercedes me connect.
Adjusting the steering wheel
GWARNING
If the steering wheel is unlocked while the
vehicle is in motion, it could change position
unexpectedly. This could cause you to lose
control of the vehicle. There is a risk of an
accident.
96Steering wheel
Seats, steering wheel and mirrors