Page 110 of 305

108Instruments and controls9 for several seconds. The ignition
must be switched on but engine not
running.
The system must be reset every time
the engine oil is changed to allow proper functionality. Seek the
assistance of a workshop.
Next service
When the system has calculated that engine oil life has been diminished,
Change Engine Oil Soon appears in
the Driver Information Centre. Have
engine oil and filter changed by a
workshop within one week or
500 km (whichever occurs first).
Service information 3 272.
Control indicators
The control indicators described are
not present in all vehicles. The
description applies to all instrument
versions. Depending on the
equipment, the position of the control indicators may vary. When the
ignition is switched on, most control
indicators will illuminate briefly as a
functionality test.The control indicator colours mean:red:danger, important reminderyellow:warning, information, faultgreen:confirmation of activationblue:confirmation of activationwhite:confirmation of activation
See all control indicators on different
instrument clusters 3 101.
Turn signal O illuminates or flashes green.
Illuminates briefly The parking lights are switched on.
Flashes
A turn signal or the hazard warning
flashers are activated.
Rapid flashing: failure of a turn signal
light or associated fuse, failure of turn signal light on trailer.
Bulb replacement 3 231, Fuses
3 242.
Turn signals 3 140.
Seat belt reminder
Seat belt reminder on front seats
X for driver's seat illuminates or
flashes red in the instrument cluster.
k for front passenger seat illuminates
or flashes red in the roof console,
when seat is occupied.
Illuminates
After the ignition has been switched on until the seat belt has been
fastened.
Flashes
After having started the engine for a
maximum of 100 seconds until the
seat belt has been fastened.
Page 115 of 305

Instruments and controls113Bleeding the diesel fuel system
3 230.
Immobiliser
d flashes yellow.
Fault in the immobiliser system. The
engine cannot be started.
Exterior light 8 illuminates green.
The exterior lights are on 3 134.
High beam C illuminates blue.
Illuminated when high beam is on or
during headlight flash 3 135.
High beam assist f illuminates green.
The high beam assist is activated,
see LED headlights 3 136.
LED headlights
f illuminates or flashes yellow.Illuminates
Fault in the system.
Seek the assistance of a workshop.
Flashes
System is switched to symmetrical
low beam.
Control indicator f flashes for approx.
four seconds after the ignition is switched on as a reminder for
symmetrical headlight 3 136.
Fog light > illuminates green.
The front fog lights are on 3 140.
Rear fog light ø illuminates yellow.
The rear fog light is on 3 141.
Cruise control
m illuminates white or green.
Illuminates white The system is on.Illuminates green
Cruise control is active. Set speed is
indicated in the Driver Information
Centre.
Cruise control 3 180.
Adaptive cruise control m illuminates white or green.
C illuminates in the Driver
Information Centre.
m illuminates white
The system is on.
m illuminates green
Adaptive cruise control is active.
When Adaptive cruise control is on or
active, C with the set speed is
indicated in the Driver Information
Centre.
Adaptive cruise control 3 184.
Vehicle detected ahead A illuminates green or yellow.
Page 140 of 305

138Lightingconditions. The latest setting of the
high beam assist will remain after the ignition is switched on again.
High beam assist includes a special
motorway mode. When driving faster
than 115 km/h on motorways, the light
beam becomes smaller to avoid
glaring of oncoming traffic. When
following vehicles ahead or passing,
mirror glaring for these vehicles is
reduced.
ActivationIndicator lever with or without MENU
button
Activate high beam assist by pushing the indicator lever twice. High beam isswitched on automatically at a speed
above 50 km/h. High beam is
switched off at a speed below
35 km/h, but high beam assist
remains active.
Indicator lever with f button
Activate high beam assist by pressing
f once. High beam is switched on
automatically at a speed above
50 km/h. High beam is switched off at
a speed below 35 km/h, but high
beam assist remains active.
The green control indicator f
illuminates continuously when the
high beam assist is activated, the blue one 7 illuminates when high beam is
on.
Control indicator f 3 113, 7
3 113.
Page 147 of 305

Climate control145Climate controlClimate control systems.............145
Heating and ventilation system 145
Air conditioning system ...........146
Electronic climate control system .................................... 148
Auxiliary heater ........................153
Air vents ..................................... 153
Adjustable air vents .................153
Fixed air vents ......................... 153
Maintenance .............................. 154
Air intake ................................. 154
Pollen filter ............................... 154
Air conditioning regular
operation ................................ 154
Service .................................... 154Climate control systems
Heating and ventilation system
Controls for: ● temperature
● air distribution l, M and K
● fan speed Z
● demisting and defrosting V
Heated rear window Ü 3 43.
Heated exterior mirrors Ü 3 40.
Heated seats ß 3 54.
Heated steering wheel * 3 92.
Temperaturered:warmblue:cold
Heating will not be fully effective until
the engine has reached normal
operating temperature.
Air distribution
l:to windscreen and front door
windowsM:to head area via adjustable air
ventsK:to foot well and windscreen
All combinations are possible.
Fan speed Adjust the air flow by switching the fan
to the desired speed.
Page 298 of 305

296Customer informationoriginal source. Such altered
versions also must not be
misrepresented as being Info-ZIP
releases--including, but not
limited to, labeling of the altered
versions with the names “Info-
ZIP” (or any variation thereof,
including, but not limited to,
different capitalizations), “Pocket
UnZip,” “WiZ” or “MacZip” without
the explicit permission of Info-ZIP. Such altered versions are further
prohibited from misrepresentative
use of the Zip-Bugs or Info-ZIP e- mail addresses or of the Info-ZIP
URL(s).
4. Info-ZIP retains the right to use the names “Info-ZIP,” “Zip,”
“UnZip,” “UnZipSFX,” “WiZ,” “Pocket UnZip,” “Pocket Zip,” and
“MacZip” for its own source and
binary releases.
Registered trademarksApple Inc.
Apple CarPlay™ is a trademark of
Apple Inc.
App Store ®
is a registered trademark
of Apple Inc.iPhone ®
, iPod ®
and Siri ®
are
registered trademarks of Apple Inc.Aupeo! GmbH
AUPEO ®
is a registered trademark of
the Aupeo! GmbH.Bluetooth SIG, Inc.
Bluetooth ®
is a registered trademark
of Bluetooth SIG, Inc.EnGIS Technologies, Inc.
BringGo ®
is a registered trademark of
EnGIS Technologies, Inc.Google Inc.
Android™ and Google Play™ Store
are trademarks of Google Inc.Verband der Automobilindustrie e.V.
AdBlue ®
is a registered trademark of
the VDA.Vehicle data recording
and privacy
Event data recorders
Data storage modules in the
vehicle
A large number of electronic
components of your vehicle contain
data storage modules temporarily or
permanently storing technical data
about the condition of the vehicle,
events and errors. In general, this
technical information documents the
condition of parts, modules, systems
or the environment:
● operating conditions of system components (e.g. filling levels)
● status messages of the vehicle and its single components (e.g.
number of wheel revolutions / rotational speed, deceleration,
lateral acceleration)
● dysfunctions and defects in important system components