
iIf the front-passenger seat is already at the
threshold to the area for the chauffeur mode,
the position for the chauffeur mode is set
immediately.
iThe position for chauffeur mode cannot be
stored or set with the driver's seat memory
function.
Installing/removing the head restraint
Removing
XMove the seat into the position for chauffeur
mode, until the head restraint folds forward
completely (
Ypage 112).
XFold head restraint bar covers ;backwards.
XPull adjuster lever ?backwards and hold it in
this position. Hold head restraint :while
doing so.
XRemove head restraint :.
XRelease adjuster lever?.
Red pin =protrudes from the adjuster lever.
XPress down red pin =.
XFold covers;forwards and close them.
Installing
XFold covers ;backwards.
XPull handle ?backwards.
Red pin =protrudes from the adjuster lever.
XInsert head restraint :into the brackets.
The head restraint must engage on both
sides.
XPress down red pin =.
If the pin can be pressed down and is then no longer visible, the head restraint has engaged
correctly.
XFold covers ;forwards and close them.
The head restraint folds into position auto-
matically.
Moving the front-passenger seat into
the normal position
Adjusting from the rear compartment
You can use the override button to disable this
function (Ypage 67).
The head restraint must be installed, in order for
the front-passenger seat to be moved into the
normal position (
Ypage 113).
The SmartKey must be in the ignition lock and in
position 1or 2, in order for the front-passenger
seat to be selected (
Ypage 162).
XTo select the front-passenger seat: press
button :repeatedly until the indicator lamp
in the button lights up.
The front-passenger seat is selected if the
indicator lamp in the button lights up.
XPress button =backwards and hold it in this
position.
The front-passenger seat moves into the nor-
mal adjustment range at the threshold of the
area for chauffeur mode. The head restraint
folds into position.
If you continue to hold down button =, the
seat continues to move backwards.
Seats113
Seats, steering wheel and mirrors
Z

or
XBriefly press button;backwards.
The front-passenger seat moves into the nor-
mal adjustment range at the threshold to the
area for chauffeur mode. The head restraint
folds into position.
iFurther settings are available via the mem-
ory adjustment buttons, if:
Ra position in the normal setting has already been saved
Rthe front-passenger seat has been selected
with button :
Adjusting from the driver's seat
The head restraint must be installed, in order for
the front-passenger seat to be moved into the
normal position (
Ypage 113).
The SmartKey must be in the ignition lock and in
position 1or 2, in order for the front-passenger
seat to be selected (
Ypage 162).
XTo select the front-passenger seat: press
button :repeatedly until the indicator lamp
in the button lights up.
The front-passenger seat is selected if the
indicator lamp in the button lights up.
XPress button =backwards and hold it in this
position.
The front-passenger seat moves into the nor-
mal adjustment range at the threshold of the
area for chauffeur mode. The head restraint
folds into position.
If you continue to hold down button =, the
seat continues to move backwards.
or
XBriefly press button ;backwards.
The front-passenger seat moves into the nor-
mal adjustment range at the threshold to the
area for chauffeur mode. The head restraint
folds into position.
iFurther settings are available via the mem-
ory adjustment buttons if the front-passenger
seat has been selected with button :.
Adjusting from the front-passenger seat
XPress any seat adjustment button.
The front-passenger seat moves into the nor-
mal adjustment range at the threshold of the
area for chauffeur mode. The head restraint
folds into position.
Fully reclined position of the front-
passenger seat
Setting
This function is only available on vehicles with
electrically adjustable rear seats.
You can move the front-passenger seat into a
fully reclined position. The rear seat and front-
passenger seat then provide a continuous sur-
face.
To do so:
Rmove the seat cushion of the rear seat as far
back as possible in a longitudinal direction
(
Ypage 107)
Rmove the front-passenger seat into position
for chauffeur mode (Ypage 112)
Rremove the front-passenger seat head
restraint (Ypage 113)
Rmove the front-passenger seat so that the
backrest is in a fully reclined position
(
Ypage 106)
Exiting
To exit the fully reclined position:
Rfold the backrest upright to a suitable position
Rinstall the head restraint (Ypage 113)
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
114Seats
Seats, steering wheel and mirrors

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.
General notes
Pay attention to the important safety notes
(Ypage 105).
Do not rotate the head restraints of the front and
rear seats. Otherwise, you cannot adjust the
height and angle of the head restraints to the
correct position.
Adjusting the front head restraints
Adjusting the head restraints manually
With this function you can adjust the distance
between the head restraint and the back of the
seat occupant's head.
XTo move forwards: pull the head restraint
forwards in the direction of the arrow until it
engages in the desired position.
XTo move backwards: press and hold release
button :.
XPush the head restraint back.
XRelease the release button once the head
restraint is in the desired position.
XEnsure that the head restraint has engaged
properly.
Adjusting the luxury head restraint
mechanically
XTo adjust the side bolsters of the head
restraint: push or pull right and/or left-hand
side bolster :into the desired position.
XTo adjust the fore-and-aft position for-
wards: pull the head restraint forwards in the
direction of arrow ;until it engages in the
desired position.
XTo adjust the fore-and-aft position back-
wards: press and hold release button =.
XFold the head restraint backwards in the
direction of arrow;.
XLet go of release button =once the head
restraint is in the desired position.
XEnsure that the head restraint has engaged
properly.
Adjusting the EASY ADJUST luxury head
restraint mechanically
Seats115
Seats, steering wheel and mirrors
Z

XTo adjust the side bolsters of the head
restraint:push or pull right and/or left-hand
side bolster :into the desired position.
iThe fore-and-aft position of the head
restraint is adjusted automatically when you
adjust the seat backrest angle using the seat
switch.
Adjusting the front head restraints elec-
trically
The height and fore-and-aft position of the front
head restraints can be adjusted with the seat
adjustment switch (
Ypage 106).
Adjusting the rear seat head restraints
Lowering the rear seat head restraints
electrically from the front
XTurn the SmartKey to position 1or 2in the
ignition lock (Ypage 162).
XBriefly press button :.
The head restraints lower.
iIf all of the rear seat head restraints are low-
ered and button :is pressed again, the outer
rear head restraints move into the last stored
position.
Extending the outer rear seat head
restraints from the front electrically
This function is available on vehicles with elec-
trically adjustable rear seats.
XTurn the SmartKey to position 1or 2in the
ignition lock (Ypage 162).
XPress and hold button :until the head
restraints have extended upwards.
Extending the outer rear head restraints
into the last stored position
This function is available on vehicles with elec-
trically adjustable rear seats.
XTurn the SmartKey to position 1or 2in the
ignition lock (Ypage 162).
XBriefly press button :.
The head restraints lower.
XBriefly press button :again.
The head restraints move to the last stored
position.
Adjusting the luxury head restraint in the
rear compartment mechanically
XTo adjust the side bolsters of the head
restraint: push or pull right and/or left-hand
side bolster :into the desired position.
XTo adjust the angle of the head restraint:
push or pull the head restraint in the direction
of arrow ;.
Adjusting the rear head restraints electri-
cally
The height and fore-and-aft position of the rear
head restraints can be adjusted with the seat
adjustment switch (
Ypage 107).
Supplementary cushion for luxury head
restraints
The supplementary cushion is available on vehi-
cles with electrically adjustable rear seats.
Only use the supplementary cushion when the
vehicle is stationary.
116Seats
Seats, steering wheel and mirrors

The supplementary cushion is located in the
vehicle.
The supplementary cushion is attached to the
head restraint by three press studs.
Installing the supplementary cushion:
XPosition the head restraint as far forwards as
possible (Ypage 107).
XHold supplementary cushion;against the
head restraint and push press studs :into
the counterpieces.
Removing the supplementary cushion:
XPosition the head restraint as far forwards as
possible (Ypage 107).
XRelease press studs :and remove supple-
mentary cushion ;.
Adjusting the rear center head
restraints
Retracting and extending electrically
XPress and hold button :until the head
restraint has fully extended or retracted.
Folding into position mechanically
XPull the head restraint up until it engages.
Adjusting the multicontour seat
The settings for the multicontour seat are only
activated if:
Rthe seat is occupied
Rthe seat belt is fastened
The multicontour seat can be adjusted via the
multimedia system (see the separate operating
instructions).
Adjusting the active multicontour
seat
The settings for the active multicontour seat are
only activated if:
Rthe seat is occupied
Rthe seat belt is fastened
Vehicles installed with the Seat Comfort
package: you can adjust the active multicon-
tour seat for the driver and front passenger via
the multimedia system (see the separate oper-
ating instructions).
Multicontour seat in the rear
You can adjust the multicontour seats for the
outer seats using the remote control (see the
separate operating instructions).
Seats117
Seats, steering wheel and mirrors
Z

Adjusting the 4-way lumbar support
The 4-way lumbar support can be adjusted with
th emultimedia system (see th eseparat eoper -
ating instructions).
Switching the seat heating on/off
Switching on/off
GWARNIN G
Repeatedly switching on th eseat heating can
caus eth eseat cushion and backrest pads to
become ver yhot .The healt hof person swit h
limite dtemperature sensitivit yor alimite d
abilit yto reac tto excessivel yhigh tempera-
tures may be affecte dor they may eve nsuffer
burn-like injuries. There is aris kof injury.
Therefore ,do no tswitch th eseat heating on
repeatedly.
Fo rvehicles equipped wit hth eWarmth Comfort
package: th earmres tin th edoor and th ecenter
console can also be heated when you switch on
th eseat heating of on eof th efron tseats. You
can adjust this usin gth emultimedia system
(see th eseparat eoperating instructions).
The three red indicator lamp sin th ebutto nindi-
cat eth eheating level you hav eselected.
The system automatically switches down from
level 3to level 2after approximately eigh t
minutes.
The system automatically switches down from
level 2to level 1after approximately te n
minutes.
The system automatically switches off approx -
imately 20 minute safter it is set to level 1.
Vehicles wit hth eSeat Heating Plus package:
you can set th edistribution of th eheated sec -
tion sof th eseat cushion and backrest on th e
fron tseat svia th emultimedia system (see th
e
s
eparat eoperating instructions).
Vehicles wit hth eSeat Heating Plus package:
you can adjust th edistribution of th eheated
section sof th eseat cushion and backrest on th e
fron tseat svia th emultimedia system (see th e
separat eoperating instructions).
Vehicles wit hRear Seat Entertainmen tSyste m
and electric seat adjustment: you can set th e
distribution of th eheated section sof th erear
seat cushion and backrest via th eRear Seat Entertainmen
tSyste m(see th eseparat eoper -
ating instructions).
Front seats
XTurn th eSmartKey to position 1or 2in th e
ignition loc k (Ypage 162).
XTo switch on: press button: repeatedly
until th edesired heating level is set .
XTo switch off:press butto n: repeatedly
until all th eindicator lamp sgo out .
iIf thebattery voltag eis to olow, th eseat
heating may switch off .
Rear seats
XTurn theSmartKey to position 1or 2in th e
ignition loc k (Ypage 162).
XTo switch on: press button: repeatedly
until th edesired heating level is set .
XTo switch off:press butto n: repeatedly
until all th eindicator lamp sgo out .
iIf thebattery voltag eis to olow, th eseat
heating may switch off .
118Seats
Seats, steering wheel and mirrors

Problems with the seat heating
ProblemPossible causes/consequences andMSolutions
The seat heating has
switched off prematurely
or cannot be switched
on.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 the
rear window defroster or interior lighting.
Once the battery is sufficiently charged, the seat heating can be
switched back on manually.
Switching the seat ventilation on/off
Front seats
The three blue indicator lamps in the buttons
indicate the blower setting you have selected.
XTurn the SmartKey to position 1or 2in the
ignition lock (Ypage 162).
XTo switch on: press button:repeatedly
until the desired blower setting is set.
XTo switch off: press button:repeatedly
until all the indicator lamps go out.
iIf the battery voltage is too low, the seat
ventilation may switch off.
iYou can open the side windows and the slid-
ing sunroof using the "Convenience opening"
feature (
Ypage 95). The seat ventilation of
the driver's seat automatically switches to the
highest level.
iWhen the vehicle is stationary, the fan
speed can be reduced automatically. This
reduces the noises of the seat ventilation.
Rear seat
Switching the seat ventilation in the rear com-
partment on/off
XTurn the SmartKey to position 1or 2in the
ignition lock (Ypage 162).
XTo switch on: press button:repeatedly
until the desired blower setting is set.
XTo switch off: press button:repeatedly
until all the indicator lamps go out.
iIf the battery voltage is too low, the seat
ventilation may switch off.
iWhen the vehicle is stationary, the fan
speed can be reduced automatically. This
reduces the noises of the seat ventilation.
Seats119
Seats, steering wheel and mirrors
Z

Problems with the seat ventilation
ProblemPossible causes/consequences andMSolutions
The seat ventilation has
switched off prematurely
or cannot be switched
on.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 the
rear window defroster or interior lighting.
Once the battery is sufficiently charged, the seat ventilation can be
switched back on.
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.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle.
The electrically adjustable steering wheel can
still be adjusted when there is no SmartKey in
the ignition lock.
Adjusting the steering wheel
:To adjust the steering wheel position (fore-
and-aft adjustment)
;To adjust the steering wheel height
iFurther related subjects:
REASY-ENTRY/EXIT feature (Ypage 122)
RStoring settings (Ypage 126)
ROperating the on-board computer
(Ypage 257).
Steering wheel heating
Switching on/off
120Steering wheel
Seats, steering wheel and mirrors