
2 Contents
Safety guidelines for the 
seat belt, emergency 
tensioning retractor 
and airbag  .................................... 97
Infant and child 
restraint systems ......................... 99
Steering wheel adjustment  .......... 102
Rear view mirrors  .......................... 103
Memory function  ........................... 108
Key dependent 
memory settings  ........................ 111
Instrument cluster  ......................... 112
Multifunction steering wheel, 
multifunction display  ................118
Trip and main odometer 
and sub menu  ............................ 122
Audio systems ............................. 124
Radio ............................................ 124
CD player  ..................................... 125
Cassette player  ........................... 126
Telephone ........................................ 127
Telephone book  .......................... 127
Redialing ..................................... 129
Incoming call  .............................. 131Navigation system  ..........................132
Distronic (DTR)  ...............................133
Trip computer  .................................134
Malfunction / warning 
message memory  ......................136
Individual settings  .........................138
Setting the audio volume  ............. 148
Flexible service system 
(FSS) ........................................... 149
Tire inflation pressure 
monitor ........................................152
Engine oil level indicator  ..............156
Engine oil consumption  ................157
Exterior lamp switch ......................158
Night security illumination  ..........160
Headlamp cleaning system  ........... 161
Combination switch  .......................162
Hazard warning flasher 
switch ..........................................165
Automatic climate control .............166
Display and controls  ..................168
Automatic maximum 
cooling ......................................... 170
Basic setting  ................................ 171Special Settings  .......................... 172
Activated charcoal filter  ............ 175
Economy mode  ........................... 176
Residual engine 
heat utilization  ........................... 176
Switching the automatic 
climate control on and off ......... 177
Front center console storage 
compartment ventilation  .......... 178
Front center console storage 
compartment ventilation  .......... 178
Rear passenger compartment 
climate control  .......................... 180
Automatic maximum 
cooling ......................................... 181
Power windows ............................... 184
Sliding/pop-up roof  ....................... 187
Interior lighting  ............................. 190
Rear window sunshade  ................. 193
Rear door window sunshade ........ 194
Sun visors  ....................................... 194
Vanity mirrors  ................................ 195
Interior ............................................ 196 

20 Instruments and controls
Te ch n i c a l
data Instruments 
and controlsOperation DrivingInstrument 
cluster displayPractical hints Car care Index
Door control panel1Door handle, pull to open, see page 46
2Memory function (for storing seat, steering wheel, 
rear view mirror and exterior mirror settings), see 
page 108
3Seat heater, see page 71
Seat ventilation, see page 74
4Front seat adjustment, see page 64
5Exterior mirror adjustment, see page 103
6Power window switches, see page 184
7Power window safety switch, rear doors, see 
page 186
8Trunk lid release switch, see page 55
Trunk lid opening/closing system switch, see 
page 56
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26 Contents – Operation
Te ch n i c a l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index
OperationVehicle keys  ...................................... 28
Start lock-out  .................................... 31
General notes on the 
central locking system  ............... 32
Central locking system  ................... 33
Radio frequency and 
infrared remote control  ............... 33
KEYLESS-GO ................................. 36
Opening and closing windows 
and sliding / pop-up roof 
from outside  .................................. 43
Panic button  .................................. 45
Mechanical keys  ........................... 45
Doors .................................................. 46
Power closing assist for 
doors and trunk lid  ..................... 48
Central locking switch  .................... 48
Automatic central locking  .............. 50
Emergency unlocking in 
case of accident  ........................... 50
Trunk ................................................. 51
Trunk lamp  ....................................... 54Trunk lid release switch  ................ 55
Trunk lid release/close switch  ...... 56
Trunk lid emergency release  ........ 59
Antitheft alarm system ................... 60
Tow-away alarm  ................................ 61
Easy-entry/exit feature  .................. 63
Front seat adjustment ..................... 64
Removal and installation of 
front seat head restraints .......... 68
Lumbar support  ............................... 69
Multicontour backrest  .................... 69
Seat heater ......................................... 71
Seat ventilation system  ................... 74
Rear seat head restraints  ................ 76
Power head restraints, rear  ........... 77
Power seats, rear  ............................. 78
Power seats, setting passenger 
seat position from rear  .............. 80
Seat belts and integrated 
restraint system  ...........................81
Seat belts  ...........................................81
Seat belt nonusage 
warning system  .......................... 82BabySmart
TM airbag 
deactivation system  .................... 88
Self-test BabySmart
TM without 
special child seat installed  ......... 88
Supplemental Restraint 
System (SRS)  ............................... 89
Emergency tensioning 
retractor (ETR) ............................. 90
Airbags .............................................. 91
Safety guidelines for the 
seat belt, emergency 
tensioning retractor 
and airbag  .................................... 97
Infant and child 
restraint systems ......................... 99
Steering wheel adjustment  .......... 102
Rear view mirrors  .......................... 103
Memory function  ........................... 108
Key dependent 
memory settings  ........................ 111
Instrument cluster  ..........................112
Multifunction steering wheel, 
multifunction display  ................118 

66 Seats
Te ch n i c a l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index
6Head restraint
The height of the head restraint is adjusted 
automatically with the seat so that the back of the 
head is supported approximately at ear level. Adjust 
the head restraint using the switch if the preset 
position does not support the back of your head 
approximately at ear level.
For steering wheel adjustment, see page 102;
rear view mirror, see page 103;
exterior rear view mirrors, see page 104.Adjust the head restraint angle (1) by hand. Push or pull 
the head restraint in direction of arrow.
Storing seat positions
The head restraint, steering wheel and rear view mirror 
position are stored together with the seat position.
See page 108 for notes on the memory function. For 
recalling a stored seat / head restraint / steering wheel /
and rear view mirror position see page 109.
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102 Steering wheel adjustment
Te ch n i c a l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index
Steering wheel adjustment
To adjust the steering wheel position, turn the electronic 
key in starter switch to position 1 or 2. With the driver’s 
door open, the steering wheel can also be operated with 
the electronic key removed or in starter switch 
position 0. However any adjustment will be cancelled 
and the steering wheel will return to it’s position stored 
in memory if the driver’s door is closed or the electronic 
key is inserted in the starter switch.The stalk is located on the steering column.
1Steering column, lengthen or shorten column
Move the stalk to the front or rear.
2Steering column, height
Move the stalk up or down.
Note:
The steering wheel adjustment can be stored together 
with the seat and mirror adjustment.
See page 108 for notes on the memory function.
Wa r n i n g !
Do not adjust the steering wheel while driving. 
Adjusting the steering wheel while driving could 
cause the driver to lose the control of the vehicle.When leaving the vehicle always remove the 
electronic key from the starter switch, and take the 
KEYLESS-GO-card (if so equipped) with you. The steering wheel adjustment feature can also be 
operated with the driver’s door open. Do not leave 
children unattended in the vehicle, or with access 
to an unlocked vehicle. Unsupervised use of vehicle 
equipment may cause serious personal injury.
P68.00-2011-26
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103 Rear view mirrors
Te ch n i c a l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index Rear view mirrors
Inside rear view mirror
Manually adjust the inside rear view mirror.
Storing inside rear view mirror positions
The inside rear view mirror positions are stored in 
memory with the seat / steering wheel / exterior rear 
view mirror positions and can be recalled when 
necessary. See page 108 for notes on the memory 
function.
Inside rear view mirror, automatic antiglare
Antiglare mode:
With the electronic key in starter switch position 2, the 
mirror reflection brightness responds to changes in 
light sensitivity.
With the gear selection lever in position “R”, or with the 
interior light switched on, the mirror brightness does 
not respond to changes in light sensitivity.Note:
The automatic antiglare function does not react, if 
incoming light is not aimed directly at sensors in the 
inside rear view mirror.
The automatic antiglare function will not react for 
example, if the rear window sun shade is in the raised 
position.
Wa r n i n g !
In the case of an accident liquid electrolyte may 
escape the mirror housing when the mirror glass 
breaks.Electrolyte has an irritating effect. Do not allow the 
liquid to come into contact with eyes, skin, 
clothing, or respiratory system. In cases it does, 
immediately flush affected area with water, and 
seek medical help if necessary. 

104 Rear view mirrors
Te ch n i c a l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index
Exterior rear view mirrors
The buttons are located on the driver’s door.Exterior rear view mirror adjustment
Turn the electronic key in starter switch to position 2.
Push button to select mirror to be adjusted:
Driver’s side – Push button (1).
passenger-side – Push button (2).
Push the adjustment button (3) up, down, left or right 
according to the setting desired.
Note:
The exterior rear view mirrors have electrically heated 
glass. The heater switches on automatically, depending 
on outside temperature.
Storing rear view mirror positions in memory
The exterior rear view mirror positions are stored in 
memory with the seat / steering wheel /inside rear view 
mirror positions and can be recalled when necessary. 
See page 108 for notes on the memory function.
Wa r n i n g !
Exercise care when using the passenger-side 
exterior mirror. The mirror surface is convex 
(outwardly curved surface for a wider field of 
view). Objects in mirror are closer than they 
appear. Check your inside rear view mirror or 
glance over your shoulder before changing lanes.
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108 Memory function
Te ch n i c a l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index
Memory function
The memory and stored position buttons are located on 
the doors.
1Memory button, used to store selected positions 
which can be retrieved by pressing the buttons (2)
2Stored position buttonsThree sets of seat and multicontour backrest positions 
may be stored into memory.
Together with the driver’s seat position you can store 
the positions for steering wheel, exterior rear view 
mirrors and inside rear view mirror.
For the front passenger you can store the seat position.
Three stored positions are available for each of the two 
electronic keys or for both KEYLESS-GO-cards 
(vehicles with KEYLESS-GO).
For notes regarding the storing of key dependent 
memory positions, see page 111.
Wa r n i n g !
Do not activate the memory function while driving. 
Activating the memory function while driving 
could cause the driver to lose control of the vehicle.