R
the front-passenger seat head restraint is
inserted and the ignition is switched on
R the front-passenger seat backrest is moved
backwards or the seat is moved in a
longitudinal direction out of the chauffeur
area (Y page 120).
Positioning the front-passenger seat for
chauffeur mode General notes
Pay attention to the important safety notes
(Y page 117). Adjust the seat for chauffeur
mode before the journey (Y page 118). Do not
remove the front-passenger seat head
restraint during the journey.
Adjusting from the rear compartment You can use the override button to disable
this function (Y page 69).
In order for the front-passenger seat to be
positioned in chauffeur mode:
R the front-passenger door must be closed
R the SmartKey must be in the ignition lock
and in position 1or 2(Y page 171)
R the front-passenger seat may not be
occupied
R the front-passenger seat belt must not be
inserted into the buckle X
To select the front-passenger seat:
press button 0043repeatedly until the
indicator lamp in the button lights up.
The front-passenger seat is selected if the
indicator lamp in the button lights up.
X Press button 0044forwards and hold it in this
position.
The seat moves forward.
The seat stops at the threshold of the area
for chauffeur mode.
X Release button 0044.
X Press and hold button 0044again until the
front-passenger seat is in position for
chauffeur mode.
The head restraint on the front-passenger
seat folds forwards. The seat moves
forward.
The To Toview
view the
theext.
ext. mirror,
mirror, adjust
adjust
front-passenger
front-passenger seat
seator
orremove
remove the
the
head
head restraint.
restraint. message appears in the
multifunction display (Y page 299).
i If 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.
i The position for chauffeur mode can be
saved or set using the memory function of
the rear seat (Y page 135). For this the
indicator lamp on button 0043must be lit.
Adjusting from the driver's seat 118
SeatsSeats, steering
wheel and mirrors
In order for the front-passenger seat to be
positioned in chauffeur mode:
R the front-passenger door must be closed
R the SmartKey must be in the ignition lock
and in position 1or 2(Y page 171)
R the front-passenger seat may not be
occupied
R the front-passenger seat belt must not be
inserted into the buckle
X To select the front-passenger seat:
press button 0043repeatedly until the
indicator lamp in the button lights up.
The front-passenger seat is selected if the
indicator lamp in the button lights up.
X Press button 0044forward and hold it.
The seat moves forward.
The seat stops at the threshold of the area
for chauffeur mode.
X Release button 0044.
X Press and hold button 0044again until the
front-passenger seat is in position for
chauffeur mode.
The head restraint on the front-passenger
seat folds forwards. The seat moves
forward.
The To
To view view the
theext.
ext. mirror,
mirror, adjust
adjust
front-passenger
front-passenger seat
seator
orremove
remove the
the
head
head restraint.
restraint. message appears in the
multifunction display (Y page 299).
i If 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.
i The position for chauffeur mode cannot
be stored or set with the driver's seat
memory function. Installing/removing the head restraint Removing
X
Move the seat into the position for
chauffeur mode, until the head restraint
folds forward completely (Y page 118).
X Fold head restraint bar covers 0044
backwards.
X Pull adjuster lever 0085backwards and hold
it in this position. Hold head restraint 0043
while doing so.
X Remove head restraint 0043.
X Release adjuster lever 0085.
Red pin 0087protrudes from the adjuster
lever.
X Press down red pin 0087.
X Fold covers 0044forwards and close them.
Installing Seats
119Seats, steering wheel and mirrors Z
X
Fold covers 0044backwards.
X Pull adjuster lever 0085backwards and hold
it in this position.
Red pin 0087protrudes from the adjuster
lever.
X Insert head restraint 0043into the brackets.
The head restraint must engage on both
sides.
X Release adjuster lever 0085.
X Press down red pin 0087.
If the pin can be pressed down and is then
no longer visible, the head restraint has
engaged correctly.
X Fold covers 0044forwards and close them.
The head restraint folds into position
automatically.
Moving the front-passenger seat into
the normal position Adjusting from the rear compartment
You can use the override button to disable
this function (Y page 69).
The head restraint must be installed, in order
for the front-passenger seat to be moved into
the normal position (Y page 119). X
To select the front-passenger seat:
press button 0043repeatedly until the
indicator lamp in the button lights up.
The front-passenger seat is selected if the
indicator lamp in the button lights up.
X Press button 0087backwards and hold it in
this position.
The front-passenger seat moves into the
normal adjustment range at the threshold
of the area for chauffeur mode. The head
restraint folds into position.
If you continue to hold down button 0087, the
seat continues to move backwards.
or
X Briefly press button 0044backwards.
The front-passenger seat moves into the
normal adjustment range at the threshold
to the area for chauffeur mode. The head
restraint folds into position.
i Further settings are available via the
memory adjustment buttons, if:
R a position in the normal setting has
already been saved.
R the front-passenger seat has been
selected with button 0043.
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 (Y page 119).120
SeatsSeats, steering wheel and mirrors
X
To select the front-passenger seat:
press button 0043repeatedly until the
indicator lamp in the button lights up.
The front-passenger seat is selected if the
indicator lamp in the button lights up.
X Press button 0087backwards and hold it in
this position.
The front-passenger seat moves into the
normal adjustment range at the threshold
of the area for chauffeur mode. The head
restraint folds into position.
If you continue to hold down button 0087, the
seat continues to move backwards.
or
X Briefly press button 0044backwards.
The front-passenger seat moves into the
normal adjustment range at the threshold
to the area for chauffeur mode. The head
restraint folds into position.
i Further settings are available via the
memory adjustment buttons if the front-
passenger seat has been selected with
button 0043.
Adjusting from the front-passenger seat
X Press any seat adjustment button.
The front-passenger seat moves into the
normal 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 Adjusting
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 surface. To do so:
R
move the seat cushion of the rear seat as
far back as possible in a longitudinal
direction (Y page 113)
R move the front-passenger seat into
position for chauffeur mode (Y page 118)
R remove the front-passenger seat head
restraint( Ypage 119)
R move the front-passenger seat so that the
backrest is in a fully reclined position
(Y page 112).
Exiting
To exit the fully reclined position:
R fold the backrest upright to a suitable
position
R install the head restraint (Y page 119). Adjusting the head restraints
Adjusting the front head restraints Important safety notes
G
WARNING
You could lose control of your vehicle if you
do the following while driving:
R adjust the driver's seat, head restraint,
steering wheel or mirrors
R fasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint,
steering wheel and mirror and fasten your
seat belt before starting the engine. G
WARNING
If head restraints are not installed and
adjusted correctly, they cannot provide
protection 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
installed. Before driving off, make sure for
every vehicle occupant that the center of the Seats
121Seats, steering wheel and mirrors
Z
Steering wheel heating
Activating/deactivating X
Turn the SmartKey to position 2in the
ignition lock (Y page 171).
X To switch on/off: turn the lever in the
direction of arrow 0043or0044.
Indicator lamp 0087lights up or goes out.
Vehicles without KEYLESS-GO: when you
remove the SmartKey from the ignition lock,
the steering wheel heating is deactivated.
Vehicles with KEYLESS-GO: when you switch
off the ignition and open the driver's door, the
steering wheel heating is deactivated. 128
Steering wheelSeats, steering wheel and mirrors
Adjusting the exterior mirrors
X
Turn the SmartKey to position 1or 2in the
ignition lock (Y page 171).
X Press button 0044for the right-hand exterior
mirror or button 0087for the left-hand
exterior mirror.
The indicator lamp lights up in the button
that has been pressed.
The indicator lamp goes out again after
some time. You can adjust the selected
mirror using adjustment button 0043as long
as the indicator lamp is lit.
X Press adjustment button 0043up, down, or
to the left or right until you have adjusted
the exterior mirror to the correct position.
You should have a good overview of traffic
conditions.
The convex exterior mirrors provide a larger
field of vision.
After the engine has been started, the
exterior mirrors are automatically heated if
the rear window defroster is switched on and
the outside temperature is low. Folding the exterior mirrors in or out
electrically X
Turn the SmartKey to position 1or 2in the
ignition lock (Y page 171).
X Briefly press button 0043.
Both exterior mirrors fold in or out.
i Make sure that the exterior mirrors are
always folded out fully while driving. They
could otherwise vibrate.
i If you are driving faster than 30 mph
(47 km/h), you can no longer fold in the
exterior mirrors.
Setting the exterior mirrors If the battery has been disconnected or
completely discharged, the exterior mirrors
must be reset. The exterior mirrors will
otherwise not fold in when you select the
"Fold in mirrors when locking" function in the
on-board computer.
X
Turn the SmartKey to position 1or 2in the
ignition lock (Y page 171).
X Briefly press button 0043.
Folding the exterior mirrors in or out
automatically This function is only available in vehicles for
Canada.
When the "Automatic mirror folding" function
is activated in COMAND (see the separate
operating instructions): Mirrors
131Seats, steering wheel and mirrors Z
backrest in the lumbar and shoulder
regions
R active multicontour seat: side bolsters of
the backrest, shoulder of the backrest,
contour of the backrest, dynamic function
level
R seat heating: distribution of the heated
sections of the seat cushion and backrest
R driver's side: position of the exterior
mirrors on the driver's and front-passenger
sides X
Adjust the seat accordingly (Y page 112).
X On the driver's side, adjust the steering
wheel (Y page 127 )and the exterior mirrors
(Y page 131).
X Press memory button Mand one of the
storage position buttons 1,2or 3within
three seconds.
The settings are stored in the selected
preset position. A tone sounds when the
settings have been completed. Calling up a stored setting
X Press and hold the relevant storage
position button 1,2or 3, until the seat,
steering wheel and exterior mirrors are in
the stored position.
i If you release the storage position button,
the seat, steering wheel and mirror setting
functions stop immediately. The
multicontour seat setting or the 4-way
lumbar support is still carried out. Memory function in the rear
compartment
Important safety notes
G
WARNING
When the memory function adjusts the seat
or steering wheel, you and other vehicle
occupants – particularly children – could
become trapped. There is a risk of injury.
While the memory function is making
adjustments, make sure that no one has any
body parts in the sweep of the seat or steering
wheel. If somebody becomes trapped,
immediately release the memory function
position button. The adjustment process is
stopped. G
WARNING
Children could become trapped if they
activate the memory function, particularly
when unattended. 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. General notes
The settings for the rear seat and the front-
passenger seat can be stored using the rear-
compartment memory function.
R If the indicator lamp in the 0095button is
not lit, store the rear seat settings.
R If the indicator lamp in the 0095button
lights up, store the front-passenger seat
and rear seat settings. Both the front-
passenger and rear seat are taken into
account with this setting. Depending on the
equipment in the vehicle, two or three
memory positions can be stored for the
front-passenger and rear seats. 134
Memory function in the rear compartmentSeats, steering
wheel and mirrors
Storing settings
General notes With the memory function in the rear, you can
store up to three different settings, e.g. for
three different people.
The following settings are stored as a single
memory preset:
R position of the seat, backrest and head
restraint
R multicontour seat: the side bolsters of the
backrest as well as the contour of the
backrest in the lumbar and shoulder
regions
R seat heating: distribution of the heated
sections of the seat cushion and backrest
if the indicator lamp in the 0095button is
not lit.
The following settings are stored to a memory
position, if the indicator lamp in the 0095
button lights up:
R position of the footrest for the front-
passenger seat, if available
R position of the screen, if available
Vehicles without rear reclining seat X
To select the rear seat: press the0095
button repeatedly until the indicator lamp
in the button is not lit.
The rear-compartment seat is selected if
the indicator lamp in the button is not lit.
X Adjust the rear seat accordingly
(Y page 113).
or X
To select the front-passenger seat:
press the 0095button repeatedly until the
indicator lamp lights up.
The front-passenger seat is selected if the
indicator lamp in the button lights up.
X Adjust the front-passenger seat
accordingly (Y page 114).
X Press memory button Mand one of the
storage position buttons 1,2or 3within
three seconds.
The settings are stored in the selected
storage position.
Vehicles with a rear reclining seat X
To select the rear seat: press the0095
button repeatedly until the indicator lamp
in the button is not lit.
The rear-compartment seat is selected if
the indicator lamp in the button is not lit.
X Adjust the rear seat accordingly
(Y page 113).
or
X To select the front-passenger seat:
press the 0095button 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.
X Adjust the front-passenger seat
accordingly (Y page 114).
X Press the Mmemory button and then press
either the 1or 2memory button within
three seconds.
The settings are stored in the selected
storage position. Memory function in the rear compartment
135Seats, steering wheel and mirrors Z