Page 32 of 341

29 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Central locking system
Radio frequency and infrared remote control
The electronic main key has an integrated radio
frequency and infrared remote control.
Due to the extended operational range of the remote
control, it could be possible to unintentionally lock or
unlock the vehicle by pressing the transmit button. If
one of the transmit buttons is pressed, the battery check
lamp lights up briefly – indicating that the batteries are
in order. See page 291 for checking batteries.
The vehicle doors, trunk and fuel filler flap can be
centrally locked and unlocked via remote control.
Opening and closing the windows and sliding / pop-up
roof remotely can only be done with the infrared portion
of the remote control. Aim transmitter eye at a
receiver (6 or 7), press and hold transmit button Œ
or ‹.
With vehicle centrally locked, the trunk can also be
opened by using the remote control.
If the electronic key is inserted in steering lock, the
vehicle cannot be locked or unlocked, and the trunk lid
cannot be opened with the remote control.1Transmit button
‹ Locking
Œ Unlocking
Š Opening trunk (if not separately locked)
2Lamp for battery check (see page 291 for changing
batteries if it does not light up brief ly)
3PA N I C b u t t o n
4Transmitter eye
5Locking tab for mechanical key
P80.35-2032-26
24
3
5
1
Page 35 of 341
32 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Choosing global or selective mode on remote control
Press and hold transmit buttons ‹ and Œ
simultaneously for five seconds to reprogram the
remote control. Battery check lamp will blink two times
indicating the completed mode change.Opening the trunk
The trunk lid will swing open automatically. You should
always make sure there is sufficient clearance.
A minimum height clearance of 5.9 ft. (1.8 m) is
required to open the trunk lid.
Press transmit button Š until trunk lid is open.
Important!
Do not place remote control in trunk since trunk is
locked when the lid is closed if the vehicle is centrally
locked.
Note:
If the trunk was previously locked separately, it will
remain locked, see page 39.
Page 39 of 341

36 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
If the vehicle has previously been locked from the
outside, opening a door from the inside will trigger the
alarm. When opening a door while the central locking
system is in the:
•selective unlocking mode, only that individual door
is unlocked. The remaining doors, the trunk and
fuel filler flap remain locked.
•global unlocking mode, all doors, the trunk and fuel
filler f lap are unlocked.
Notes:
In case of a malfunction in the central locking system
the doors can be locked and unlocked individually.
To lock, push down lock buttons and turn mechanical
key in driver’s door lock to position 3. In addition lock
the trunk.To unlock, pull inside door handles or turn mechanical
key in driver’s door lock to position 2.
Rear doors can only be opened from inside by first
pulling up the door lock button.
When unlocking the driver’s door with the mechanical
key, the exterior lamps will flash and the alarm will
sound.
To cancel the alarm, insert the electronic key in the
steering lock or press buttonŒ or‹ on the
electronic main key.
Page 51 of 341
48 Seats
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Synchronizing Head Restraints
If the power supply was interrupted (battery
disconnected or empty), the head restraints are no
longer adjusted automatically.
To resynchronize the adjustment feature, turn
electronic key in steering lock to position 2, move the
seat completely forward and the head restraint fully
down, and hold respective buttons for approximately
two seconds.Caution!
Do not remove head restraints except when mounting
seat covers. For removal refer to Front seat head
restraints, see page 52. Whenever restraints have been
removed be sure to reinstall them before driving.
Page 52 of 341
49 Seats
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Memory function
6Memory button
7Position buttonsStoring positions into memory
Three sets of seat / head restraint / steering wheel and
exterior rear view mirror positions may be programmed
into memory. After the seat / head restraint / steering
wheel and exterior rear view mirrors are positioned,
push memory button (6), release, and within 3 seconds
push position button “1”. A second and third set of
positions for the same seat / head restraint / steering
wheel and exterior rear view mirrors can be
programmed into memory by pushing first memory
button (6) and then “2”, respectively “3”.
Note:
For instructions on adjustment of steering wheel and
mirrors, see page 81 and 82.
76
P54.00-2075-26
Page 90 of 341
87 Instrument cluster
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index 1Push buttons for intensity of instrument lamps, see
page 89
2Push button for resetting trip odometer, see page 91,
or to acknowledge a malfunction warning message,
see page 108
3Coolant temperature gauge, see page 90
4Fuel gauge with reserve and fuel cap placement
warning lamp, see page 236
5Outside temperature indicator, see page 90
6Left turn signal indicator lamp, see combination
switch on page 122
7ESP warning lamp, see page 2378Speedometer
9Trip odometer, see page 91 and 96
10Main odometer, see page 96
11Multifunction indicator, see page 92,
or FSS indicator, see page 114,
or engine oil level indicator, see page 117
12Right turn signal indicator lamp, see combination
switch on page 122
13Tachometer, see page 91
14Gear range indicator display, see page 196
15Clock, see page 110
Page 96 of 341

93 Multifunction steering wheel, multifunction display
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Depending on your vehicle’s equipment, you may use
the buttons on the multifunction steering wheel to call
up, control and set the following systems in the
multifunction display:
1Trip odometer and main odometer, see page 96
Vehicle speed, see page 96
Flexible service system (FSS), see page 114
Engine oil level indicator, see page 117
2Audio systems, see page 97
Radio, see page 97
CD player (optional), see page 98
Cassette player, see page 99
3Navigation system (if so equipped), see page 105
4Malfunction message memory, see page 108
5Individual settings, see page 110
6Trip computer, see page 106
After start
After reset
Fuel tank content
7Telephone (if so equipped), see page 100Press the è or ÿ button repeatedly until the
required system is displayed.
Pressing the è button advances the display to the
next system.
Pressing the ÿ button returns the display to the
previous system.
You may call up additional displays within some of these
categories by pressing the j or k button.
Wa r n i n g !
A driver’s attention to the road must always be his /
her primary focus when driving. For your safety and the safety of others, selecting
features through the multifunction steering wheel
should only be done by the driver when traffic and
road conditions permit it to be done safely.
Programming individual settings in the system can
only be made while the vehicle is at standstill.
Page 132 of 341

129 Automatic climate control
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Basic setting - automatic mode
Press left and right U button for automatic mode.
Simultaneously press both f and g buttons for
temperature setting of 72°F.
QAir volume and distribution are controlled
automatically.
This setting can be used all year around.
Economy
The function of this setting corresponds to the
automatic mode. However, because the air conditioning
compressor will not engage (fuel savings), it is not
possible to air condition in this setting.
Press S button to activate.
Press S button once again to return to previous
setting.Special settings
(use only for short duration)
Defogging windows
Switch off O button.
Press left and right U buttons.
Press b button repeatedly until air is directed
upward.
STurn wheels (2) to position to open left and right
defroster outlets (5).
Defrosting
Turn wheels (2) to position l to open left and right
defroster outlets (5).
Press P button. Maximum heated and automatically
controlled amount of air is directed to the windshield
and side windows.PPress P button once again to return to previous
setting.