Differential lock for the transfer case
X
To engage: switch the transfer case to the
LOW RANGE off-road driving position
(Y page 199).
X Press switch =.
When the transfer case is in the LOW
RANGE
off-road driving position, the yellow
activation indicator lamp below switch =
lights up.
The å warning lamp in the instrument
panel lights up.
When the differential is locked, the red
function indicator lamp above switch =
lights up.
In the multifunction display you see the:
ABS not available Differential
Locked
The å!÷ warning lamps in the
instrument cluster light up.
The differential lock for the transfer case is
engaged.
4ETS, ESP ®
, BAS and ABS are deactivated.
The vehicle's ability to steer is severely
restricted. Drive carefully and accelerate
gently for optimum traction.
i You can now engage the differential lock
for
rear axle ? and the differential lock for
front axle ; as required.
Differential lock for the rear axle X
To engage: press switch ?.
Yellow activation indicator lamp A lights
up first, followed by red function indicator
lamp : of switch ?.
The differential lock for the rear axle is
engaged.
Differential lock for the front axle X
To engage: press switch ;.
First, the yellow activation indicator lamp
lights up, followed by the red function
indicator lamp. The differential lock for the front axle is
engaged.
Deactivating the differential lock You can deactivate the differential locks in
this order: ;, ?, =.
X
To simultaneously deactivate all
differential locks: press switch =.
Yellow activation indicator lamps A and
red function indicator lamps : go out.
After approximately three seconds of
normal driving, ABS, 4ETS, ESP ®
and BAS
are activated.
The ABS
not available Differential
Locked message disappears from the
multifunction display and the å, !
and ÷ warning lamps in the instrument
cluster go out.
X Shift the transfer case to the HIGH
RANGE on-road position (Y page 199).
i If red function indicator lamps : do not
go out after disengaging the differential
locks, bring the vehicle to a standstill in
accordance with the traffic conditions.
Then continue driving, as the load change
can release the differential locks. Towing a trailer
Notes on towing a trailer
Important safety notes G
WARNING
If you rest your foot on the brake pedal while
driving,
the braking system can overheat. This
increases the stopping distance and can even
cause the braking system to fail. There is a
risk of an accident.
Never use the brake pedal as a footrest. Never
depress the brake pedal and the accelerator
pedal at the same time. Towing a trailer
203
Driving and parking Z
Instrument cluster
Selecting the unit of measurement for
distance
The Display Unit Speed-/Odometer:
function allows you to choose whether
certain
displays appear in kilometers or miles
in the multifunction display.
You can determine whether the multifunction
display shows some messages in miles or
kilometers.
X Press the = or ; button on the
steering wheel to select the Sett. menu.
X Press the :
or 9 button to select the
Inst. Cluster submenu.
X Press a to confirm.
X Press the :
or 9 button to select the
Display Unit Speed-/Odometer:
function.
You will see the selected setting: km or
miles.
X Press the a button to save the setting.
The selected unit of measurement for
distance applies to:
R Vehicles with instrument cluster in
kilometers: digital speedometer in the
Trip menu
R the odometer and the trip odometer
R the trip computer
R the current consumption and the range
R the navigation instructions in the Navi
menu
R cruise control
R SPEEDTRONIC
R DISTRONIC PLUS
R the service interval display Selecting the permanent display function
You
can determine whether the multifunction
display permanently shows your speed or the
outside temperature.
X Press the = or ; button on the
steering wheel to select the Sett. menu.
X Press the :
or 9 button to select the
Instr. Cluster submenu.
X Press a to confirm.
X Press the :
or 9 button to select the
Permanent Display: function.
You will see the selected setting: Outside
Temperature or Speedometer [mph].
X Press the a button to save the setting.
i Speed is displayed in mph.
Lights Setting the daytime running lamps
i
This function is not available in Canada.
X Press the = or ; button on the
steering wheel to select the Sett. menu.
X Press the :
or 9 button to select the
Lights submenu.
X Press a to confirm.
X Press :
or 9 to select the Daytime
Running Lights function.
If the Daytime Running Lights: have
been switched on, the cone of light and the
W symbol in the multifunction display
are shown in red.
X Press the a button to save the setting.
Further information on daytime running
lamps ( Y page 99).
Surround lighting and exterior lighting
delayed switch-off
X Press the = or ; button on the
steering wheel to select the Sett. menu.
X Press the :
or 9 button to select the
Lights submenu.
X Press a to confirm. Menus and submenus
219
On-board computer and displays Z
X
Press : or 9 to select the
Surround Lighting function.
When the Surround Lighting function is
activated, the cone of light in the
multifunction display is shown in red.
X Press the a button to save the setting.
Deactivating delayed switch-off of the
exterior lighting temporarily:
X Before leaving the vehicle, turn the
SmartKey to position 0(Y page
139) in the
ignition lock.
X Turn the SmartKey to position 2 in the
ignition lock ( Y page 139).
The exterior lighting delayed switch-off is
deactivated.
Delayed switch-off of the exterior lighting is
reactivated the next time you start the
engine.
If you have activated the Surround
Lighting
function and the light switch is set
to Ã, the following functions are activated
when it is dark:
R Surround lighting: the exterior lighting
remains lit for 40 seconds after unlocking
with the SmartKey. If you start the engine,
the surround lighting is switched off and
automatic headlamp mode is activated
(Y page 100).
R Exterior lighting delayed switch-off: the
exterior lighting remains lit for
60 seconds after the engine is switched off.
If you close all the doors and the trunk lid,
the exterior lighting goes off after
15 seconds.
i Depending on your vehicle's equipment,
when the surround lighting and delayed
switch-off exterior lighting are on, the
following light up:
R Parking lamps
R Front fog lamps
R Low-beam headlamps
R Daytime running lamps
R Side marker lamps
R Surround lighting in the exterior mirrors Activating/deactivating the interior
lighting delayed switch-off
If you activate the Interior Lighting
Delay function, the interior lighting remains
on for 20 seconds
after you remove the
SmartKey from the ignition lock.
X Press the = or ; button on the
steering wheel to select the Sett. menu.
X Press the :
or 9 button to select the
Lights submenu.
X Press a to confirm.
X Press : or 9 to select the
Interior Lighting Delay function.
When the Interior Lighting Delay
function
is activated, the vehicle interior is
displayed in red in the multifunction
display.
X Press the a button to save the setting.
Vehicle Activating/deactivating the automatic
door locking mechanism
If you activate the Automatic Door Lock
function,
the vehicle is centrally locked above
a speed of around 9 mph (15 km/h).
X Press the = or ; button on the
steering wheel to select the Sett. menu.
X Press the :
or 9 button to select the
Vehicle submenu.
X Press a to confirm.
X Press : or 9 to select the
Automatic Door Lock function.
When
the Automatic Door Lock function
is activated, the vehicle doors are displayed
in red in the multifunction display.
X Press the a button to save the setting.
For further information on the automatic
locking feature, see ( Y page 75).220
Menus and submenus
On-board computer and displays
Activating/deactivating the acoustic
locking verification signal
If
you switch on the Acoustic Lock function,
an acoustic signal sounds when you lock the
vehicle.
X Press the = or ; button on the
steering wheel to select the Sett. menu.
X Press : or 9 to select the Vehicle
submenu.
X Press a to confirm.
X Press the :
or 9 button to select the
Acoustic Lock function.
If the Acoustic Lock function is activated,
the & symbol in the multifunction
display lights up red.
X Press the a button to save the setting.
Convenience Activating/deactivating the EASY-
ENTRY/EXIT feature
G
WARNING
You must make sure no one can become
trapped or injured by the moving steering
wheel when the easy-entry/exit feature is
activated.
To stop steering wheel movement, move
steering
wheel adjustment lever or press one
of the memory position buttons.
Do not leave children unattended in the
vehicle, 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.
X Press the = or ; button on the
steering wheel to select the Sett. menu.
X Press the :
or 9 button to select the
Convenience submenu.
X Press a to confirm. X
Press : or 9 to select the Easy
Entry/Exit: function.
If the Easy Entry/Exit function is
activated, the vehicle steering wheel is
displayed in red in the multifunction
display.
X Press the a button to save the setting.
Further information on the EASY-ENTRY/EXIT
feature ( Y page 92).
Switching the fold-in mirrors when
locking feature on/off
When you activate the Auto. Mirror
Folding function, the exterior mirrors are
folded in when the vehicle is locked. If you
unlock the vehicle and then open a door, the
exterior mirrors fold out again.
X Press the = or ; button on the
steering wheel to select the Sett. menu.
X Press the :
or 9 button to select the
Convenience submenu.
X Press a to confirm.
X Press : or 9 to select the Auto.
Mirror Folding function.
If the Auto. Mirror Folding function is
activated, the vehicle's exterior mirror is
displayed in red in the multifunction
display.
X Press the a button to save the setting. :
To fold the exterior mirrors in or out
If you have switched the Auto. Mirror
Folding
on and you fold the exterior mirrors
in using button :, they will not fold out
automatically ( Y page 93). Menus and submenus
221
On-board computer and displays Z
You can then only fold out the exterior mirrors
using button :.
Restoring the factory settings
X Press the = or ; button on the
steering wheel to select the Sett. menu.
X Press the : or 9 button to select the
Factory Setting submenu.
X Press a to confirm.
The Reset All Settings? message
appears.
X Press the : or 9 button to select
No or Yes.
X Press a to confirm the selection.
If you select Yes, the multifunction display
shows a confirmation message.
For safety reasons, the Daytime Running
Lights function in the Lights submenu is
only reset if the vehicle is stationary. AMG menu in AMG vehicles
AMG displays :
Digital speedometer
; Gear indicator
= Upshift indicator
? Engine oil temperature
A Coolant temperature
B Status indicator for ECO start/stop
function ( Y page 141)
X Press = or ; on the steering wheel
to select the AMG menu.
Upshift indicator UP = indicates that the
engine has reached the overrevving range
when in the manual gearshift program. Upshift indicator UP = fades out other
messages until you have shifted up.
If the engine oil temperature is below
176 ‡
(80 †), the oil temperature is shown in blue.
Avoid driving at full engine output during this
time.
SETUP :
Drive program (C/SS+/M)
; ESP ®
mode ( ON/OFF)
= Suspension tuning (SPORT/COMFORT)
SETUP shows the drive program, the ESP ®
(Electronic Stability Program) mode and the
SPORT handling mode.
X Press = or ; on the steering wheel
to select the AMG menu.
X Press the 9 button repeatedly until
SETUP is displayed.
RACETIMER Displaying and starting RACETIMER
G
WARNING
The RACETIMER feature is only for use on
roads and in conditions where high speed
driving
is permitted. Racing on public roads is
prohibited under all circumstances. The driver
is and must always remain responsible for
following posted speed limits. 222
Menus and submenus
On-board computer and displays
Safety systems
Display messages Possible causes/consequences and
M Solutions!÷
Currently
Unavailable See
Operator's Manual ABS (Anti-lock Braking System), ESP
®
(Electronic Stability
Program), BAS (Brake Assist), the HOLD function, hill start assist
and ESP ®
trailer stabilization are temporarily unavailable.
BAS and the adaptive brake lights may also have failed.
In addition, the ÷, å and ! warning lamps light up in
the instrument cluster.
Possible causes are:
R Self-diagnosis is not yet complete.
R The on-board voltage may be insufficient.
G WARNING
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
The steerability and braking characteristics may be severely
affected. The braking distance in an emergency braking situation
can increase.
If ESP ®
is not operational, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
X Carefully drive a suitable distance making slight steering
movements at a speed above 12 mph (20 km/h).
If the display message disappears, the functions mentioned
above are available again.
If the display message continues to be displayed:
X Drive on carefully.
X Visit a qualified specialist workshop. !÷
Inoperative See
Operator's Manual ABS, ESP
®
, BAS, the HOLD function, hill start assist and
ESP ®
trailer stabilization are unavailable due to a malfunction.
BAS and the adaptive brake lights may also have failed.
The $ (USA only)/J (Canada only), ÷, å and !
warning lamps in the instrument cluster also light up.
G WARNING
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
The steerability and braking characteristics may be severely
affected. The braking distance in an emergency braking situation
can increase. 226
Display messagesOn-board computer and displays
Display messages Possible causes/consequences and
M SolutionsIf ESP
®
is not operational, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
X Drive on carefully.
X Visit a qualified specialist workshop immediately. ÷
Currently
Unavailable See
Operator's Manual ESP
®
, BAS, the HOLD function, hill start assist and ESP ®
trailer
stabilization are unavailable due to a malfunction.
BAS and the adaptive brake lights may also have failed.
In addition, the ÷ and å warning lamps light up in the
instrument cluster.
The self-diagnosis function might not be complete, for example.
G WARNING
The brake system continues to function normally, but without the
functions listed above.
The braking distance in an emergency braking situation can thus
increase.
If ESP ®
is not operational, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
X Carefully drive a suitable distance making slight steering
movements at a speed above 12 mph (20 km/h).
If the display message disappears, the functions mentioned
above are available again.
If the display message continues to be displayed:
X Drive on carefully.
X Visit a qualified specialist workshop. Display messages
227
On-board computer and displays Z
Display messages Possible causes/consequences and
M Solutions÷
Inoperative See
Operator's Manual ESP
®
, BAS, the HOLD function, hill start assist and ESP ®
trailer
stabilization are unavailable due to a malfunction.
BAS and the adaptive brake lights may also have failed.
In addition, the ÷ and å warning lamps light up in the
instrument cluster.
G WARNING
The brake system continues to function normally, but without the
functions listed above.
The braking distance in an emergency braking situation can thus
increase.
If ESP ®
is not operational, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
X Drive on carefully.
X Visit a qualified specialist workshop. T!
÷
Inoperative See
Operator's Manual EBD (electronic brake force distribution), ABS, ESP
®
, BAS, the
HOLD function, hill start assist and ESP ®
trailer stabilization are
unavailable due to a malfunction.
BAS and the adaptive brake lights may also have failed.
In addition, the ÷, å and ! warning lamps light up in
the instrument cluster and a warning tone sounds.
G WARNING
The brake system continues to function normally, but without the
functions listed above. The front and rear wheels could therefore
lock if you brake hard, for example.
The steerability and braking characteristics may be severely
affected. The braking distance in an emergency braking situation
can increase.
If ESP ®
is not operational, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
X Drive on carefully.
X Visit a qualified specialist workshop immediately. F(USA
only)!(Canada
only)
Release
Park. Brake You are driving with the parking brake applied. A warning tone also
sounds.
X
Release the parking brake.228
Display messages
On-board computer and displays