
RANGE PLUS charges when:
R you have activated RANGE PLUS via the
centre console prior to charging and
R the high-voltage battery is fully charged.
If charging is not complete by departure time,
the maximum range will notbe available. Example:
R Set departure time: 6:41 a.m.
R End time for standard high-voltage battery
charging: 6:00 a.m.
R Charge status RANGE PLUS at 6:41 a.m.: half
of the additional range
R The maximum additional range is reduced by
half.
Pre-entry climate control at time of depar-
ture
If you activate the "Rem. Climate Control at
departure time" function, the vehicle interior is
heated or cooled prior to a desired departure
time.
i To heat or cool the vehicle interior for a
desired departure time, the high-voltage bat-
tery must be sufficiently charged. Activate the climate control function primarily when the
high-voltage battery is being charged. You
must also set a departure time using the E-
E-
CELL CELL submenu (Y page 184).
Switching "Pre-entry climate control at
departure time" on/off
X Press the =or; button on the steering
wheel to select the Settings
Settingsmenu.
X Use 9 or: to select the E-CELL
E-CELL sub-
menu.
X Press ato confirm.
X Press 9or: to select Pre-entry
Pre-entry
climate control at depart. time:
climate control at depart. time:.
X Press ato activate or deactivate.
The vehicle interior will then be heated or
cooled prior to the predefined departure time. If a departure time is selected, the yellow
indicator lamp lights up on the auxiliary heat-
ing button.
You can use the on-board computer to specify
up to three departure times in the E-CELL E-CELLsub-
menu. One of the specified departure times may
be preselected (Y page 184).
Pre-entry climate control (via key)
Pre-entry climate control via the key is switched on temporarily when the vehicle is unlocked
using the key. In order to switch on pre-entry
climate control via the key, the function has to
be activated using the on-board computer.
Activating/deactivating pre-entry climate
control via the key
X Press the =or; button on the steering
wheel to select the Settings Settingsmenu.
X Use 9 or: to select the E-CELL
E-CELLsub-
menu.
X Press ato confirm.
X Press 9or: to select Pre-entry
Pre-entry
climate control (via key)
climate control (via key).
X Press ato activate or deactivate.
If pre-entry climate control via key is activa-
ted, pre-entry climate control using the key is switched on temporarily when you unlock thevehicle.
Setting the maximum charge current Before charging the high-voltage battery, check
the maximum permissible charge current for the relevant power socket.
You can set a maximum charge current in the E- E-
CELL
CELL menu.
It is only necessary to select the maximum
charge current if there are no charge current
settings on the charging cable.
i The maximum charge current values in the
on-board computer may deviate from the
charging cable values. Example: changing the charge current
:
Setting the maximum charge current Menus and submenus
185On-board computer and displays Z

i
This menu is not available in some coun-
tries. In this case, the maximum charge cur-
rent for the power socket is limited to a fixed
level, depending on the country concerned.
X Press the =or; button on the steering
wheel to select the Settings
Settings menu.
X Use 9 or: to select the E-CELL E-CELLsub-
menu.
X Press ato confirm.
X Press 9or: to select Maximum
Maximum
charge current:
charge current:.
X Press ato confirm.
X Press 9or: in the submenu to select
desired maximum charge current :.
X Press the abutton on the multifunction
steering wheel to confirm.
The high-voltage battery is charged with the
selected maximum charge current.
Instrument cluster Selecting the distance unit
The Display unit Speed-/odometer:
Display unit Speed-/odometer: func-
tion allows you to choose whether certain dis-
plays appear in kilometres or miles in the mul-
tifunction display.
X Press the =or; button on the steering
wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Instrument cluster Instrument cluster submenu.
X Press ato confirm.
X Press the :or9 button to select the
Display unit Speed-/odometer
Display unit Speed-/odometer function.
You will see the selected setting: km
kmormiles
miles.
X Press the abutton to save the setting.
The selected unit of measurement for distance
applies to the:
R digital speedometer in the Trip
Tripmenu
R total distance recorder and the trip meter
R trip computer
R current energy consumption and approxi-
mate range
R navigation instructions in the Navi Navimenu
R cruise control
R SPEEDTRONIC
R ASSYST PLUS service interval display Switching the additional speedometer
on/off
United Kingdom: this function is unavailable.
If the additional speedometer is switched on,
the speed is shown in the status bar of the mul-
tifunction display instead of the outside tem-
perature.
The speed display is inverse to your speedome- ter.
X Press the =or; button on the steering
wheel to select the Settings Settingsmenu.
X Press the :or9 button to select the
Instrument cluster
Instrument cluster submenu.
X Press ato confirm.
X Press the :or9 button to select the
Dig. speedo [mph]
Dig. speedo [mph] function.
You will see the selected setting: on
onoroff
off.
X Press the abutton to save the setting.
Selecting permanent display
United Kingdom: this function is unavailable.
The Permanent display: Permanent display: function allows you
to choose whether the multifunction display
always shows the outside temperature or the
speed.
The speed display is inverse to your speedome- ter.
X Press the =or; button on the steering
wheel to select the Settings Settingsmenu.
X Press the :or9 button to select the
Instrument cluster
Instrument cluster submenu.
X Press ato confirm.
X Press the :or9 button to select the
Permanent display:
Permanent display: function.
The current setting, outside temperature
outside temperature
or Dig. speedo [mph]:
Dig. speedo [mph]:, appears.
X Press the abutton to save the setting.
Lights Switching the daytime driving lights
on/off
The Daytime driving lights Daytime driving lights function can
only be switched on with the drive system
turned off.
X Press the =or; button on the steering
wheel to select the Settings Settingsmenu.
X Press the :or9 button to select the
Lights
Lights submenu. 186
Menus and submenusOn-board computer and displays

X
Press ato confirm.
X Press the :or9 button to select the
Daytime driving lights
Daytime driving lights function.
If the Daytime
Daytime driving
drivinglights
lightsfunction has
been switched on, the cone of light and the
W symbol in the multifunction display are
shown in orange.
X Press the abutton to save the setting.
Further information on daytime driving lights
(Y page 98).
Switching the Intelligent Light System
on/off
X Press the =or; button on the steering
wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Lights
Lights submenu.
X Press ato confirm.
X Press the :or9 button to select the
Intell. Light System
Intell. Light System function.
If the Intell. Light Sys. Intell. Light Sys. function has
been switched on, the cone of light and the
L symbol in the multifunction display are
shown in orange.
X Press the abutton to save the setting.
When you switch Intell.
Intell.Light
LightSystem
System func-
tion on, you activate the following functions:
R Motorway mode
R Active light function
R Cornering light function
R Extended range foglamps
If you set the dipped-beam headlamps for driv-
ing on the right/left, the multifunction display
shows the Intell. Light System: system
Intell. Light System: system
inoperative Inactive for left-side
inoperative Inactive for left-side
traffic traffic orIntell.
Intell. Light
LightSystem:
System: System
System
inoperative Inactive for right-side
inoperative Inactive for right-side
traffic traffic display message instead of the
Intell.
Intell. Light
LightSystem
System function in the Lights
Lights
submenu.
Further information on the Intelligent Light Sys-
tem (Y page 100).
Setting the dipped-beam headlamps for
driving on the left/right
This function is only available in vehicles with
the Intelligent Light System.
You can use this function to switch between
symmetrical and asymmetrical dipped beam
(Y page 97). X
Press the =or; button on the steering
wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Lights Lights submenu.
X Press ato confirm.
X Press the :or9 button to select the
Dipped beams Setting for:
Dipped beams Setting for: function.
The current setting Right-side traffic
Right-side traffic or
Left-side traffic
Left-side traffic appears.
X Press the abutton to save the setting.
If you change the setting, conversion does not take place until the next time the vehicle is
stationary.
If you set the dipped-beam headlamps for driv-
ing on the right/left, then motorway mode and
the extended range foglamps are unavailable.
These are only deactivated if the setting for driv-
ing on the left/right is set opposite to your vehi-
cle's country version.
A qualified specialist workshop can set the
dipped-beam headlamps for driving on the left/ right.
Vehicle Activating/deactivating the automatic
locking feature
X Press the =or; button on the steering
wheel to select the Settings Settingsmenu.
X Press the :or9 button to select the
Vehicle
Vehicle submenu.
X Press ato confirm.
X Press the :or9 button to select the
Automatic door locks
Automatic door locks function.
If the Automatic door locks
Automatic door locks function is
switched on, the multifunction display shows
the doors in orange.
X Press the abutton to save the setting.
If you activate the Automatic door locks
Automatic door locks
function, the vehicle is centrally locked above a
speed of around 15 km/h.
For further information on the automatic locking feature; see (Y page 79).
Activating/deactivating the acoustic
locking confirmation
If you switch on the Acoustic AcousticLock
Lockfunction, an
acoustic signal sounds when you lock the vehi-
cle. Menus and submenus
187On-board computer and displays Z

X
Press the =or; button on the steering
wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Vehicle
Vehicle submenu.
X Press ato confirm.
X Press the :or9 button to select the
Acoustic Lock
Acoustic Lock function.
If the Acoustic Lock
Acoustic Lock function is activated,
the & symbol in the multifunction display
lights up orange.
X Press the abutton to save the setting.
Comfort Switching belt adjustment on/off
X Press the =or; button on the steering
wheel to select the Settings
Settingsmenu.
X Press the :or9 button to select the
Convenience
Convenience submenu.
X Press ato confirm.
X Press the :or9 button to select the
Belt adjustment
Belt adjustment function.
When the Belt adjustment Belt adjustment function is acti-
vated, the seat belt is displayed in orange in
the multifunction display.
X Press the abutton to save the setting.
For further information on belt adjustment, see
(Y page 38).
Switching the fold mirrors in when lock-
ing function on/off
This function is only available when the vehicle is
equipped with the electrical fold-in function.
When you activate the Auto. fold-in mir‐
Auto. fold-in mir‐
rors
rors function, the exterior mirrors are folded in
when the vehicle is locked. When you unlock the vehicle and then open the driver's or front-
passenger door, the exterior mirrors fold out
again.
If you have switched on the Auto. fold-in Auto. fold-in
mirrors
mirrors function and you fold in the exterior
mirrors using the button on the door
(Y page 94), they will not fold out automatically.
The exterior mirrors can then only be folded out
using the button on the door.
X Press the =or; button on the steering
wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Convenience
Convenience submenu.
X Press ato confirm. X
Press the :or9 button to select the
Auto. fold-in mirrors Auto. fold-in mirrors function.
If the Auto. fold-in mirrors
Auto. fold-in mirrors function is
switched on, the multifunction display shows the exterior mirror in orange.
X Press the abutton to save the setting.
Resetting to factory settings X
Press the =or; button on the steering
wheel to select the Settings
Settingsmenu.
X Press the :or9 button to select the
Factory setting
Factory setting submenu.
X Press ato confirm.
The Reset all settings? Reset all settings? function
appears.
X Press the :or9 button to select No Noor
Yes
Yes.
X Press the abutton to confirm the selec-
tion.
If you have selected Yes Yes, the multifunction
display shows a confirmation message.
For safety reasons, not all functions are reset. 188
Menus and submenusOn-board computer and displays

Display messages
Introduction
General notes Display messages appear in the multifunction display.
Display messages with graphic symbols are simplified in the Owner's Manual and may differ from
the symbols in the multifunction display.
Please respond in accordance with the display messages and follow the additional notes in this
Owner's Manual.
Certain display messages are accompanied by an audible warning tone or a continuous tone.
When the ignition is switched off, all display messages are deleted apart from some high-priority
display messages. Once the causes of the high-priority display messages have been rectified, these
display messages are deleted as well.
When you stop and park the vehicle, please observe the notes on:
R HOLD function (Y page 154)
R Parking (Y page 145)
Hiding display messages X
Press the aor% button on the steering wheel.
The multifunction display hides the display message.
The multifunction display shows high-priority display messages in red. Some high-priority display
messages cannot be hidden.
The multifunction display shows these messages continuously until the causes for the messages
have been remedied.
Message memory The on-board computer saves certain display messages in the
message memory. You can call up
the display messages:
X Press the =or; button on the steering wheel to select the Service
Service menu.
If there are display messages, the multifunction display shows 2 messages
2 messages, for example.
X Press the 9or: button to select the entry, e.g. 2 messages
2 messages.
X Press ato confirm.
X Press the 9or: button to scroll through the display messages. Display
messages
189On-board computer and displays Z

Safety systems
Display messages
Possible causes/consequences and
M
MSolutions !÷
currently unavaila‐
currently unavaila‐
ble ble See
SeeOwner's
Owner's Man‐
Man‐
ual
ual ABS (Anti-lock Braking System), BAS (Brake Assist), ESP
®
(Electronic
Stability Program), the HOLD function, RBS (Recuperative Brake Sys-
tem), hill start assist and PRE-SAFE ®
are temporarily unavailable.
The adaptive brake lights and COLLISION PREVENTION ASSIST PLUS
may also have failed.
The !, ÷,åandJ warning lamps may also light up in the
instrument cluster.
ATTENTION ASSIST is deactivated.
Possible causes:
R Self-diagnosis is not yet complete
R The on-board voltage may be insufficient.
G WARNING
The braking performance of the electric motor using recuperative
braking may be either reduced or not effective. If you do not make an
additional effort to apply the brake yourself, the braking effect may not be sufficient. If necessary, counteract the reduced regenerative brak-
ing effect by applying the brake yourself.
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 may increase in an emergency braking situation.
If ESP ®
is not operational, ESP ®
is unable to stabilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Carefully drive on a suitable stretch of road, making slight steering
movements, at a speed above 20 km/h.
If the display message disappears, the functions mentioned above
are available again.
If the multifunction display still shows the display message:
X Drive on carefully.
X Consult a qualified specialist workshop immediately. !÷
inoperative inoperative See
SeeOwn‐
Own‐
er's Manual
er's Manual ABS, BAS, ESP
®
, the HOLD function, RBS, hill start assist and
PRE‑SAFE ®
are not available due to a malfunction.
The adaptive brake lights and COLLISION PREVENTION ASSIST PLUS
may also have failed.
The !, ÷,åandJ warning lamps may also light up in the
instrument cluster.
ATTENTION ASSIST is deactivated.
G WARNING
The braking performance of the electric motor using recuperative
braking may be either reduced or not effective. If you do not make an
additional effort to apply the brake yourself, the braking effect may not 190
Display messagesOn-board computer and displays

Display messages
Possible causes/consequences and
M
MSolutions be sufficient. If necessary, counteract the reduced regenerative brak-
ing effect by applying the brake yourself.
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 may increase in an emergency braking situation.
If ESP ®
is not operational, ESP ®
is unable to stabilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Drive on carefully.
X Consult a qualified specialist workshop immediately. ÷
currently unavaila‐ currently unavaila‐
ble ble
See
SeeOwner's
Owner's Man‐
Man‐
ual
ual ESP
®
, BAS, the HOLD function, RBS, hill start assist and PRE‑SAFE ®
are temporarily unavailable.
The adaptive brake lights and COLLISION PREVENTION ASSIST PLUS
may also have failed.
In addition, the ÷,åandJ warning lamps may light up in
the instrument cluster.
ATTENTION ASSIST is deactivated.
The self-diagnosis function, for example, may not be complete.
G WARNING
The braking performance of the electric motor using recuperative
braking may be either reduced or not effective. If you do not make an
additional effort to apply the brake yourself, the braking effect may not be sufficient. If necessary, counteract the reduced regenerative brak-
ing effect by applying the brake yourself.
The brake system continues to function normally, but without the
functions listed above.
The braking distance may thus increase in an emergency braking sit-
uation.
If ESP ®
is not operational, ESP ®
is unable to stabilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Carefully drive on a suitable stretch of road, making slight steering
movements at a speed above 20 km/h.
If the display message disappears, the functions mentioned above are available again.
If the multifunction display still shows the display message:
X Drive on carefully.
X Consult a qualified specialist workshop immediately. Display
messages
191On-board computer and displays Z

Display messages
Possible causes/consequences and
M
MSolutions You inadvertently touched the multifunction steering wheel while
steering intervention was active.
X While steering intervention is active, make sure not to touch the
multifunction steering wheel. The vehicle has started to skid and ESP
®
has intervened.
X Use Active Parking Assist again later (Y page 158).Park Assist inoper‐ Park Assist inoper‐
ative ative You have just carried out a large number of turning or parking manoeu-
vres.
Active Parking Assist will become available again after approximately ten minutes (Y page 158).
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Switch off the drive system and start it again.
If the multifunction display still shows the display message:
X Consult a qualified specialist workshop. PARKTRONIC is faulty.
X Consult a qualified specialist workshop. Park Assist Park Assist
switched off switched off The vehicle is parked. A warning tone also sounds.
The display message disappears automatically. Traffic
Traffic
Sign
SignAssist
Assist
currently unavaila‐
currently unavaila‐
ble ble See
SeeOwner's
Owner's Man‐
Man‐
ual
ual Traffic Sign Assist is temporarily inoperative.
Possible causes:
R the windscreen is dirty in the camera's field of vision
R visibility is impaired due to heavy rain, snow or fog
X Clean the windscreen.
If the system detects that the camera is fully operational, the display message disappears.
Traffic Sign Assist is operational again. Traffic Traffic
Sign
SignAssist
Assist
inoperative
inoperative Traffic Sign Assist is faulty.
X Consult a qualified specialist workshop. Cruise control and
Cruise control and
SPEEDTRONIC inoper‐ SPEEDTRONIC inoper‐
ative ative SPEEDTRONIC and cruise control are malfunctioning.
A warning tone also sounds.
X Consult a qualified specialist workshop. Display
messages
207On-board computer and displays Z