Page 23 of 241

Keys, doors and windows21Basic settingsSome settings can be changed in theInfo-Display.
Vehicle personalisation 3 99.
Radio remote control battery
replacement
Replace the battery as soon as the
range reduces.
Batteries do not belong in household
waste. They must be disposed of at
an appropriate recycling collection
point.
Key with foldaway key section
Extend the key and open the unit.
Replace the battery (battery type CR 2032), paying attention to the
installation position. Close the unit
and synchronise.
Key with fixed key section
Have the battery replaced by a
workshop.
Radio remote control
synchronisation
After replacing the battery, unlock the
door with the key in the driver's door
lock. The radio remote control will be
synchronised when the ignition is
switched on.
Memorised settings Whenever the key is removed from
the ignition switch, the following
settings are automatically memorised by the key:
● lighting
● Infotainment system presets
● central locking system
● comfort settings
● climate control
The saved settings are automatically
used the next time the memorised key
is inserted into the ignition switch and
turned to position 1 3 126.
A precondition is that Personalization
by driver is activated in the personal
settings of the Info-Display. This must
be set for each key used.
Page 73 of 241
Instruments and controls71Controls
Steering wheel adjustment
Unlock lever, adjust steering wheel,
then engage lever and ensure it is
fully locked.
Do not adjust steering wheel unless
vehicle is stationary and steering
wheel lock has been released.
Steering wheel controls
The Infotainment system, the cruise
control and a connected mobile
phone can be operated via the
controls on the steering wheel.
Further information is available in the
Infotainment manual.
Driver assistance systems 3 142.
Heated steering wheel
Activate heating by pressing *.
Activation is indicated by the LED in
the button.
Page 77 of 241
Instruments and controls75
Illustration shows Colour-Info-
Display.
Uplevel-Display
If outside temperature drops to 3 °C,
a warning message is displayed in the Driver Information Centre.9 Warning
The road surface may already be
icy even though the display
indicates a few degrees above 0
°C.
Clock
Graphic-Info Display
Press CONFIG to open the Settings
menu.
Scroll through the list and select the
menu item Time Date to display the
respective submenu.
Notice
For a detailed description of menu
operation, refer to the Infotainment
manual.
Set time
Press the MENU-TUNE knob to enter
the Set time submenu.
Turn the MENU-TUNE knob to
change the current value of the first setting.
Press the MENU-TUNE knob to
confirm the set value.
The cursor then switches to the next
value. If all values are set, you are
automatically returned to the next
higher menu level.
Page 78 of 241

76Instruments and controlsSet date
Press the MENU-TUNE knob to enter
the Set date submenu.
Turn the MENU-TUNE knob to
change the current value of the first setting.
Press the MENU-TUNE knob to
confirm the set value.
The cursor then switches to the next
value. If all values are set, you are
automatically returned to the next
higher menu level.
Set time format
To switch between the available
options, repeatedly press the
MENU-TUNE knob.
Set date format
To switch between the available
options, repeatedly press the
MENU-TUNE knob.
RDS clock synchronization
The RDS signal of most VHF
transmitters automatically sets the time. RDS time synchronisation cantake a few minutes. Some
transmitters do not send a correct
time signal. In such cases, it is
recommended to switch off the
automatic time synchronisation.
To switch between the options On
and Off, repeatedly press the
MENU-TUNE knob.
Colour-Info Display
Press ; then select the Settings
screen button.
Select Time & date settings to display
the respective submenu.
Notice
For a detailed description of menu
operation, refer to the Infotainment
manual.
Set time format
To select the desired time format, tap on the screen buttons 12 h or 24 h .
Set date format
To select the desired date format, tap
on the < and > screen buttons and
choose between the available options.
Page 96 of 241

94Instruments and controlsSubmenus are:
●Shift indication : Current gear is
indicated inside an arrow. The
figure above recommends
upshifting for fuel saving
reasons.
Eco index display : The current
fuel consumption is indicated on a segment display. For
economical driving, adapt your driving style to keep the filled
segments within the Eco area.
The more segments are filled, the higher the fuel consumption.
Simultaneously the average
consumption value is indicated.
● Top consumers: List of top
comfort consumers currently switched on is displayed in
descending order. Fuel saving
potential is indicated.
● Economy Trend : Displays the
average consumption
development over a distance of
31 miles. Filled segments display
the consumption in 3.1 mile steps and shows the effect of
topography or driving behaviour
on fuel consumption.
Colour-Info-Display
Depending on the vehicle
configuration, the vehicle has a
Colour-Info-Display with touchscreen
functionality.
The Colour-Info-Display with
touchscreen functionality indicates in
colour:
● time 3 75
● outside temperature 3 74
● date 3 75
● electronic climate control settings
3 118
● parking assist and advanced parking assist instructions
3 145
● Infotainment system, see description in the Infotainment
manual
● system messages
● vehicle messages 3 96
● settings for vehicle personalisation 3 99
The type of information and how it is
displayed depends on the settings
made.
Page 97 of 241

Instruments and controls95Selecting menus and settingsMenus and settings are selected via
the touch screen display.
Press X to switch on the display.
Press ; to display the homepage.
Tap required menu display icon with
the finger.
Tap a respective icon to confirm a
selection.
Tap 9 to return to the next higher
menu level.
Press ; to return to the homepage.
For further information, see Infotainment manual.
Vehicle personalisation 3 99.
Graphic-Info-Display
Depending on the vehicle
configuration, the vehicle has a
Graphic-Info-Display.
The Graphic-Info-Display indicates:
● time 3 75
● outside temperature 3 74
● date 3 75
● electronic climate control settings
3 118
● Infotainment system, see
description in the Infotainment
manual
● settings for vehicle personalisation 3 99
Selecting menus and settings
Menus and settings are accessed via the display.
Press CONFIG : Menu page Settings
is displayed.
Turn knob MENU-TUNE to select a
setting or value.
Press knob MENU-TUNE to confirm
a setting or value.
Press BACK to exit a menu or setting
without changing or delete the last
character in a character sequence.
Press the BACK for a few seconds to
delete the entire entry.