
1, 2, 3 ...
4ETS (Electronic Traction System) see ETS/4ETS (Electronic Trac-
tion System)
4MATIC (permanent four-wheel
drive) .................................................. 193
12 V socket
see Sockets
360° camera
Cleaning .........................................3 28
Display in the multimedia system .. 212
Function/notes ............................ .210 A
ABS (Anti-lock Braking System) Display message ............................ 254
Function/notes ................................ 64
Important safety notes .................... 64
Warning lamp ................................. 289
Accident
Automatic measures after an acci-
dent ................................................. 52
Activating/deactivating air-recir-
culation mode ................................... .136
Activating/deactivating cooling
with air dehumidification ................. 130
Active Blind Spot Assist
Activating/deactivating (on-
board computer) ............................ 245
Display message ............................ 275
Function/notes ............................ .221
Towing a trailer .............................. 224
Active Curve System
Display message ............................ 273
Function/notes ............................ .196
Active Driving Assistance package .. 221
Active Lane Keeping Assist
Activating/deactivating (on-
board computer) ............................ 245
Display message ............................ 274
Function/notes ............................ .224
Towing a trailer .............................. 226
Active light function ......................... 118
Active Parking Assist
Display message ............................ 275
Exiting a parking space .................. 205 Function/notes ............................
.202
Important safety notes .................. 202
Parking .......................................... 204
ADAPTIVE BRAKE ................................. 72
Adaptive Brake Assist
Function/notes ................................ 68
Adaptive brake lights .......................... 69
Adaptive Damping System
Function/notes ............................ .198
Adaptive Highbeam Assist Plus
Display message ............................ 268
Function/notes ............................ .119
Switching on/off ........................... 120
AdBlue ®
Display message ............................ 271
Filling capacity ............................... 378
Important safety notes .................. 377
Topping up ..................................... 164
Additives (engine oil) ........................ 379
ADS (Adaptive Damping System)
Function/notes ............................ .195
Air conditioning
General notes ................................ 126
Air filter (white display message) .... 271
AIR FLOW .......................................... .132
Air vents
Glove compartment ....................... 143
Important safety notes .................. 142
Rear ............................................... 143
Setting .......................................... .142
Setting the centre air vents ........... 143
Setting the side air vents .............. .143
Air-conditioning system
see Climate control
Airbag
Automatic front-passenger front
airbag deactivatio n .......................... 45
Introduction ..................................... 42
PASSENGER AIR BAG indicator
lamps ............................................... 38
Airbags
Display message ............................ 264
Front airbag (driver, front
passenger) ....................................... 43
Important safety guidelines ............. 42
Kneebag .......................................... .44
Sidebag ............................................ 44 Index
3

Important safety notes
G
WARNING
If the engine is switched off automatically and you exit the vehicle, the engine is restarted
automatically. The vehicle may begin moving. There is a risk of accident and injury.
If you wish to exit the vehicle, always turn off
the ignition and secure the vehicle against
rolling away.
General notes :
ECO start/stop display
The ECO start/stop function is activated when-
ever you start the engine using the key or the
Start/Stop button.
If the è ECO symbol is shown in green in the
multifunction display, the ECO start/stop func-
tion switches the engine off automatically once
the vehicle stops moving.
If the ECO start/stop function has been man-
ually deactivated (Y page 151) or a malfunction
has caused the system to be deactivated, the
è ECO symbol is not displayed.
Mercedes-AMG vehicles: the ECO start/stop
function is only available in drive programs
Comfort andSlippery.
Automatic engine switch-off If the vehicle is braked to a standstill with the
transmission in Dor N, the ECO start/stop func-
tion switches off the engine automatically.
The ECO start/stop function is operational and
the è ECO symbol is displayed in green in the
multifunction display, if:
R the indicator lamp in the ECO button is lit
green
R the outside temperature is within the range
that is suitable for the system
R the engine is at normal operating temperature R
the set temperature for the vehicle interior
has been reached
R the battery is sufficiently charged
R the system detects that the windscreen is not
misted up when the air-conditioning system isswitched on
R the bonnet is closed
R the driver's door is closed and the driver's
seat belt is fastened
If the conditions for automatic engine switch-off are not all met, the èECO symbol is shown in
yellow.
All of the vehicle's systems remain active when the engine is switched off automatically.
The HOLD function can be activated if the
engine has been switched off automatically. It is
then not necessary to continue applying the
brakes during the automatic stop phase. When
you depress the accelerator pedal, the engine
starts automatically and the braking effect of
the HOLD function is deactivated.
All vehicles (except Mercedes-AMG vehi-
cles): automatic engine switch-off can take
place a maximum of four times in a row (initial
switch-off, then three subsequent switch-offs).
The è ECO symbol is shown in yellow in the
multifunction display after the engine has been
started automatically for the fourth time. When
the è ECO symbol is shown in green in the
multifunction display, automatic engine switch- off is again possible.
Mercedes-AMG vehicles: the number of con-
secutive automatic engine stops is unlimited.
Automatic engine start The engine is started automatically if:
R
you switch off the ECO start/stop function by
pressing the ECO button
R in transmission position Dor N, the brake
pedal is released and the HOLD function is not active
R you depress the accelerator pedal
R you engage reverse gear R
R you move the transmission out of position P
R you switch to the Sport PlusorSport drive
program (Mercedes-AMG vehicles)
R you activate manual gearshifting (Mercedes-
AMG vehicles)
R you unfasten your seat belt or open the driv-
er's door 150
DrivingDriving and pa
rking

R
the vehicle starts to roll
R the brake system requires this
R the temperature in the vehicle interior devi-
ates from the set range
R the system detects moisture on the wind-
screen when the air-conditioning system is
switched on
R the battery's charge status is too low
Shifting the transmission to position Pdoes not
start the engine.
If you shift the transmission from Rto D, the
ECO start/stop function is available again once the è ECO symbol reappears in green in the
multifunction display.
Switching the ECO start/stop function
off/on All vehicles (except Mercedes-AMG vehi-
cles) X
To switch off: press ECO button :.
Indicator lamp ;and the èECO symbol
in the multifunction display go out.
X To switch on: press ECO button :.
Indicator lamp ;lights up. If all conditions
for automatic engine switch-off (Y page 150)
are fulfilled, the èECO symbol is shown in
green in the multifunction display.
If the conditions for automatic engine switch-
off (Y page 150) are not all fulfilled, the è
ECO symbol is shown in yellow in the multi-
function display. If this is the case, the ECO
start/stop function is not available.
If indicator lamp ;is off, the ECO start/stop
function has been deactivated manually or as
the result of a malfunction. The engine will then
not be switched off automatically when the vehi-
cle stops. Mercedes-AMG vehicles
X
To switch off: in theComfort drive program,
press ECO button :.
or X Activate manual gearshifting (Y page 158).
or X Switch to the Sport PlusorSport drive pro-
gram (Y page 153).
Indicator lamp ;and the èECO symbol
in the multifunction display go out.
X To switch on: press ECO button :.
Indicator lamp ;lights up. When the
Sport Plus orSport drive program is activa-
ted, the automatic transmission switches to
the Comfort drive program.
If all conditions for automatic engine switch-
off (Y page 150) are fulfilled, the èECO
symbol is shown in green in the multifunction display.
If not all conditions for automatic engine
switch-off (Y page 150)are fulfilled, the è
ECO symbol is shown in yellow. If this is the
case, the ECO start/stop function is not avail- able.
If indicator lamp ;is off, the ECO start/stop
function has been deactivated manually or as
the result of a malfunction. The engine will then
not be switched off automatically when the vehi-
cle stops. Driving
151Driving and parking Z