ContentsSafety and Security........................... 57
Occupant safety................................... 58
Airbags ........................................... 59
Seat belts ....................................... 64
Roll bars ......................................... 68
Children in the vehicle .................... 69
Blocking of rear side
window operation ........................... 74
Panic alarm .......................................... 75
Activating ....................................... 75
Deactivating ................................... 75
Driving safety systems ......................... 76
ABS ................................................ 77
BAS ................................................ 78
ESP ................................................. 79
Anti-theft systems................................ 82
Immobilizer..................................... 82
Anti-theft alarm system .................. 83
Tow-away alarm ............................. 84
Controls in detail............................... 87
Locking and unlocking ......................... 88
SmartKeys...................................... 88
SmartKey with KEYLESS-GO* ........ 91
Opening the doors
from the inside ............................... 97
Opening the trunk .......................... 98
Closing the trunk.......................... 100
Trunk lid
opening/closing system* ............ 100
Trunk lid emergency release ........ 105
Separately locking the trunk ........ 106
Separately unlocking the trunk .... 107
Automatic central locking ............ 107
Locking and unlocking
from the inside ............................. 108
Seats ................................................. 109
Easy-entry/exit feature ................ 109
Removing and installing
front seat head restraints............. 110
Rear seats head restraints ........... 111
Multicontour seat* ....................... 112
Seat ventilation* .......................... 113
Seat heating* ............................... 114Memory function ............................... 116
Storing positions into memory ..... 117
Recalling positions from memory . 117
Storing exterior rear view
mirror parking position ................ 118
Lighting ............................................. 119
Exterior lamp switch .................... 119
Combination switch ..................... 123
Hazard warning flasher ................ 123
Interior lighting ............................ 124
Door entry lamps ......................... 125
Instrument cluster ............................. 126
Instrument cluster illumination .... 126
Coolant temperature indicator ..... 127
Trip odometer .............................. 127
Tachometer .................................. 127
Outside temperature indicator ..... 128
ProCarManuals.com
37 Getting started
Adjusting
Folding front seat backrests forward
1Release leverFolding backrests forward
Pull release lever1 forward and fold
the seat backrest forward.
The head restraint will automatically
move down.
Folding backrests back
Fold and press the backrest rearward
until it engages in driving position.
The head restraint returns to its previ-
ous position.
For more information, see “Easy-entry/ex-
it feature” (
page 109).
Steering wheel
iIn addition to the front seat backrests,
the front seat cushions can also be
shifted forward to permit easy access
to the rear whenever the seat is located
in the rear half of its adjustment range.
Swivel backrest forward by pulling the
release lever until the seat moves in a
combined forward and upward move-
ment.
Warning!
G
Do not adjust the steering wheel while driv-
ing. Adjusting the steering wheel while driv-
ing could cause the driver to lose control of
the vehicle.
When leaving the vehicle, always remove the
SmartKey from the starter switch, take the
SmartKey with KEYLESS-GO
* with you and
lock your vehicle.
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 equip-
ment may cause an accident and/or serious
personal injury.
ProCarManuals.com
109 Controls in detailSeats
Seats
Information on seat adjustment can be
found in the “Getting started” section
(page 34).
Easy-entry/exit feature
With the easy-entry/exit feature activated,
the steering wheel tilts upwards and the
driver’s seat moves to the rear.
This allows easier entry into and exit from
the vehicle when the driver’s door is
opened. However, the engine must be
turned off.
When the SmartKey is inserted in the start-
er switch or you have pressed the
KEYLESS-GO* start/stop button once and
the driver’s door is closed, the steering
wheel and the driver’s seat return to their
last set positions.You can activate the following functions:
Steering column:
Only the steering column is adjusted.
Steering column and seat:
Both the steering column and the seat
are adjusted.
The easy-entry/exit feature can be
switched on or off in the convenience sub-
menu of the control system (
page 150).
Warning!
G
You must ensure that no one can become
trapped or injured by the moving steering
wheel and driver’s seat when the
easy-entry / exit feature is activated, the
driver’s door is being opened, and the en-
gine is turned off or the SmartKey removed
from the starter switch. Do not leave chil-
dren unattended in the vehicle, or with ac-
cess to an unlocked vehicle. Children could
open the driver's door and unintentionally
activate the easy-entry/exit feature, which
could result in an accident and/or serious
personal injury.
iTo cancel seat /steering wheel move-
ment, do one of the following:
Press seat adjustment switch
(page 35).
Move the steering column stalk
(page 38).
Press the memory button
(page 116)
ProCarManuals.com
150 Controls in detailControl systemActivating easy-entry/exit feature
Use this function to activate and deacti-
vate the easy-entry/exit feature. When the
feature is activated, the steering wheel and
driver’s seat will move back to facilitate ex-
iting when you
remove the SmartKey from the starter
switch
open the driver’s door
However, the engine must be turned off.After entering the vehicle, the steering
wheel and seat will move into the position
stored in memory when
the driver’s door is closed.
you put the SmartKey in the starter
switch or press the KEYLESS-GO*
start/stop button.
press the appropriate stored position
button on the memory switch
(page 116).
Warning!
G
You must make sure no one can become
trapped or injured by the moving steering
wheel and the driver’s seat when the
easy-entry/exit feature is in operation and
the driver’s door is being opened or the
SmartKey is removed from the starter
switch.
Do not leave children unattended in the ve-
hicle, or with access to an unlocked vehicle.
Children could open the driver’s door and
unintentionally activate the easy-entry/exit
feature, which could result in an accident
and/or serious personal injury.
iTo cancel seat/steering wheel move-
ment, do one of the following:
Press seat adjustment switch
(page 35)
Move the steering column stalk
(page 38)
Press the memory switch
(page 116)
ProCarManuals.com
151 Controls in detail
Control system
Move the selection marker with
theæ orç button to
the
Convenience
submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
Function Easy-entry feature
.
The selection marker is on the current
setting.
Pressæ orç to change the
easy-entry/exit setting.
The following settings are available for
the easy-entry/exit feature:Setting key-dependency
Use this function to set whether the mem-
ory settings for the seats, the steering
wheel and the mirrors should be stored
separately for each SmartKey or SmartKey
with KEYLESS-GO (
page 116).
Move the selection marker with
theæ orç button to
the
Convenience
submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
Key-dependent
.
The selection marker is on the current
setting.
Pressæ orç to set key-depen-
dency to
on or
off
.
Setting parking position for exterior rear
view mirror
Use the
Mirror adjustment parking aid
function to select whether the passen-
ger-side exterior rear view mirror should be
turned downward during parking maneu-
vers, when reverse gear is engaged. For
additional information, see “Activating ex-
terior rear view mirror parking position”
(
page 169).
off
The easy-entry/ex-
it feature is deacti-
vated.
Steering col.
Only the steering
column is moved.
Steer. col. + seat
Both the steering
column and the
seat are moved.
ProCarManuals.com
427 Index
A
ABS 23, 77, 419
Malfunction indicator lamp 312
Messages in display 321
Accelerator position,
automatic transmission 163
Accident
In case of 51
Activating
Air conditioning (cooling) 181
Air recirculation mode 178
Anti-theft alarm system 83
Automatic climate control 173
Central locking (control system) 149
Charcoal filter 179
Distance warning function* 238
Distronic* 233, 234
Easy-entry/exit feature 150
ESP 81
Exterior headlamps 47
Exterior lamps 120
Exterior rear view
mirror parking position 169
Front and rear fog lamp 121, 122
Hazard warning flasher 123
Headlamps 47High beams 123
Ignition 31
Ignition with KEYLESS-GO* 33
Immobilizer 54, 82
Manual shift programm
CLK 55 AMG 164
Rear window defroster 171
Residual heat 181
Seat ventilation* 113
Steering wheel gearshift
control (CLK 55 AMG) 164
Tow-away alarm 85
Windshield wipers 49
Adding
Coolant 292
Engine oil 291
Additional turn signals 373
Adjustable air vents,
rear passenger compartment 182Adjusting 34
Air distribution 176
Air volume 177
Backrest tilt 36
Exterior rear view mirror 39
Head restraint height 36
Head restraint tilt 36
Instrument cluster illumination 126
Interior rear view mirror 38
Mirrors 38
Multicontour seat* 112
Seat cushion depth 112
Seat cushion tilt 36
Seat fore and aft adjustment 35
Seat height 36
Seats 34
Steering column in/out 38
Steering column up/down 38
Steering wheel 37
Air conditioning (cooling)
Turning off 181
Turning on 181
Air conditioning refrigerant 412
Air distribution
Adjusting 176
ProCarManuals.com
433 Index
Convenience submenu 149
Activating
easy-entry/exit feature 150
Setting key-dependency 151
Setting parking position
for exterior rear view mirror 151
Coolant 292, 414
Adding 292
Anticorrosion/antifreeze
quantity 414
Capacities 410
Checking level 292
Messages in display 328
Temperature 283
Temperature indicator 127
Warning lamp 315, 329
Coolant level
Checking 292Cruise control 226, 420
Canceling 227
Driving downhill 227
Driving uphill 227
Fine adjustment 228
Lever 233
Messages in display 323
Setting current speed 227
Setting to last stored speed
("Resume" function) 228
Cruise control lever 226
Cup holder
Cleaning 309
Closing 251
In the dashboard 251
Opening 251
Customer Assistance Center (CAC) 420D
Daytime running lamp mode 121
Setting 145, 146
Deactivating
Air conditioning (cooling) 181
Air recirculation mode 179
Alarm 84
Anti-theft alarm system 84
Automatic climate control 173
Central locking (control system) 149
Charcoal filter 180
Defrost 177
Distance warning function* 238
Distronic* 233, 236
Engine with KEYLESS-GO* 55
Engine with the SmartKey 54
ESP 80
Exterior lamps 120
Hazard warning flasher 124
Headlamps 54
Immobilizer 82
Interior lighting
delayed switch-off 148
Manual shift programm
CLK 55 AMG 165
Rear window defroster 171
ProCarManuals.com
440 Index
Service indicator 302
SRS 59, 318
Turn signals 23
Language
Multifunction display 143
Setting 143
LATCH child seat anchors 73
Folding back 73
Layout of poly-V-belt drive 401
Leather upholstery
Cleaning 310
Lever
For cruise control 226, 233
License plate lamps
Messages in display 336
Replacing bulbs 373, 378
Light alloy wheels
Cleaning 309
Technical data 404
Light sensor 336
Lighter see Cigarette lighterLighting 119
Automatic headlamp mode 120
Combination switch 123
Daytime running lamp mode 121
Door entry lamps 125
Exterior lamp switch 119
Front fog lamps 122
High beam flasher 123
High beams 123
Instrument cluster illumination 126
Interior 124
Locator lighting 121
Low beam 119
Manual headlamp mode 120
Night security illumination 121
Parking lamps 119
Rear fog lamp 122
Settings (control system) 145
Limiting the gear range 159
Limp Home Mode 166
Line of fall 422Loading 245
Instructions 249
Ski sack* 245
Locator lighting 121
Setting 146
Lock button 422
Lock buttons 422
Door handle (KEYLESS-GO*) 56
Locking 52, 88
Fuel filler flap 284
Global with KEYLESS-GO* 94
Global, SmartKey 89
The vehicle with KEYLESS-GO* 95
Trunk lid, separately 106
Vehicle in an emergency 349
Loss of Service and
Warranty Information Booklet 399
Loss of SmartKey 91
Loss of SmartKeys
with KEYLESS-GO* 97
ProCarManuals.com