Instruments and controls95Instruments and
controlsControls ....................................... 96
Steering wheel adjustment ........96
Steering wheel controls .............96
Heated steering wheel ...............96
Horn ........................................... 97
Windscreen wiper/washer .........97
Rear window wiper/washer .......99
Outside temperature ..................99
Clock ....................................... 100
Power outlets ........................... 101
Cigarette lighter .......................102
Ashtrays .................................. 102
Warning lights, gauges and indi‐ cators ......................................... 103
Instrument cluster ....................103
Speedometer ........................... 103
Odometer ................................ 103
Trip odometer .......................... 103
Tachometer ............................. 104
Fuel gauge .............................. 104
Fuel selector ............................ 105
Engine coolant temperature gauge ..................................... 106
Service display ........................ 106Control indicators ....................107
Turn signal ............................... 109
Seat belt reminder ...................110
Airbag and belt tensioners .......110
Airbag deactivation ..................111
Charging system .....................111
Malfunction indicator light ........111
Brake and clutch system .........111
Operate pedal .......................... 112
Electric parking brake ..............112
Electric parking brake fault ......112
Antilock brake system (ABS) ...112
Gear shifting ............................ 113
Power steering ........................ 113
Following distance ...................113
Lane departure warning ..........113
Electronic Stability Control off . 113
Electronic Stability Control and Traction Control system .........113
Traction Control system off .....113
Preheating ............................... 114
Diesel particle filter ..................114
AdBlue ..................................... 114
Tyre pressure monitoring system .................................... 114
Engine oil pressure ..................114
Low fuel ................................... 115
Immobiliser .............................. 115
Exterior light ............................ 115
High beam ............................... 115High beam assist.....................115
LED headlights ........................ 115
Fog light ................................... 115
Rear fog light ........................... 115
Cruise control .......................... 115
Adaptive cruise control ............116
Vehicle detected ahead ...........116
Speed limiter ........................... 116
Traffic sign assistant ................116
Door open ................................ 116
Information displays ...................116
Driver Information Centre ........116
Info display .............................. 121
Vehicle messages ......................122
Warning chimes .......................123
Battery voltage ........................ 123
Vehicle personalisation ..............124
Telematics service .....................127
OnStar ..................................... 127
Instruments and controls103Warning lights, gauges
and indicators
Instrument cluster
In some versions, the needles of the
instruments briefly rotate to the end
position when the ignition is switched on.
Speedometer
Indicates vehicle speed.
Odometer
The total recorded distance is
displayed in miles.
Trip odometer The recorded distance is displayed
since the last reset.
Trip odometer counts up to
9999 miles and then restarts at 0.
Two trip odometer pages are
selectable for different trips.
Select ; by pressing Menu on the
turn signal lever. Turn adjuster wheel
on turn signal lever and select ;1
or ; 2. Each trip odometer page can
be reset separately by pressing
SET/CLR on the turn signal lever for
a few seconds on the respective
menu.
108Instruments and controlsControl indicators in the instrument cluster
110Instruments and controlsSeat belt reminder
Seat belt reminder on front seats X for driver's seat or for front
passenger seat illuminates or flashes
red in the instrument cluster.
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.
Fastening the seat belt 3 50.Seat belt status on rear seats
X illuminates or flashes white or grey
in the Driver Information Centre, after having started the engine.
Illuminates white
Seat belt is unfastened.
Illuminates grey
Seat belt has been fastened.
Flashes white or grey
Fastened seat belt has been
unfastened.
Fastening the seat belt 3 50.
Airbag and belt tensioners
v illuminates red.
When the ignition is switched on, the control indicator illuminates for
approx. four seconds. If it does not illuminate, does not extinguish after
four seconds or illuminates whilst
driving, there is a fault in the airbag
system. Seek the assistance of a
workshop. The airbags and belt
pretensioners may fail to trigger in the event of an accident.
Deployment of the belt pretensioners
or airbags is indicated by continuous
illumination of v.9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
Belt pretensioners, airbag system
3 49, 3 53.
116Instruments and controlsIlluminates whiteThe system is on.
Illuminates green Cruise control is active. Set speed is
indicated in the Driver Information
Centre.
Cruise control 3 172.
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 3 175.Vehicle detected ahead
A illuminates green.
Illuminates green
A vehicle ahead is detected in the
same lane.
Adaptive cruise control 3 175,
Forward collision alert 3 181.
Speed limiter
L illuminates in the Driver
Information Centre when Speed
limiter is active. Set speed is indicated
alongside L symbol.
Speed limiter 3 173.
Traffic sign assistant
L displays detected traffic signs as a
control indicator.
Traffic sign assistant 3 193.
Door open h illuminates red.
A door or the tailgate is open.Information displays
Driver Information Centre The Driver Information Centre is
located in the instrument cluster.
The following menus are selectable in
the Driver Information Centre using
the buttons on the turn signal lever:
● trip/fuel information, displayed by ; , see description below
● vehicle information, displayed by ? , see description below
● eco information, displayed by @ , see description below
Instruments and controls121Info display
The Info-Display is located in the
instrument panel near the instrument
cluster.
Depending on the vehicle
configuration the vehicle has a
● 7'' R 4.0 IntelliLink display with
touch-screen functionality
or a
● 7'' Navi 950 display with touch-
screen functionality and
embedded Navigation system
The Info displays can indicate: ● time 3 100
● outside temperature 3 99
● date 3 100
● Infotainment system, see description in the Infotainment
manual
● indication of rear view camera 3 191
● parking assist indication 3 187
● navigation, see description in the
Infotainment manual● system messages
● settings for vehicle personalisation 3 124
R 4.0 IntelliLink
Selecting menus and settings
Menus and settings are accessed via the display.
Press X to switch on the display.
Press ; to display the homepage.
Touch required menu display icon
with the finger.
Touch a respective icon to confirm a
selection.
Touch 9 to return to the next higher
menu level.
Press ; to return to the homepage.
For further information, see Infotainment manual.
Vehicle personalisation 3 124.
Navi 950
Selecting menus and settings
There are three options to operate the
display:
● via buttons beside the display
● by touching the screen
● via speech recognitionButton operation
172Driving and operatingDriver assistance
systems9 Warning
Driver assistance systems are
developed to support the driver
and not to replace the driver's
attention.
The driver accepts full
responsibility when driving the
vehicle.
When using driver assistance
systems, always take care
regarding the current traffic
situation.
Cruise control
The cruise control can store and
maintain speeds of approx. 20 mph to maximum vehicle speed. Deviations
from the stored speeds may occur
when driving uphill or downhill.
For safety reasons, the cruise control cannot be activated until the foot
brake has been operated once.
Activation in first gear is not possible.
Do not use the cruise control if it is not advisable to maintain a constant
speed.
With automatic transmission, only
activate cruise control in automatic
mode.
Control indicator m 3 115.
Switching on
Press m; control indicator m in
instrument cluster illuminates white.
Activation Accelerate to the desired speed and
turn thumb wheel to SET/-, the
current speed is stored and
maintained. Control indicator m in
instrument cluster illuminates green. Accelerator pedal can be released.
Vehicle speed can be increased by depressing the accelerator pedal.
When the accelerator pedal is
released, the previously stored speed
is resumed.
Cruise control remains activated
while gearshifting.
Increase speed
With cruise control active, hold thumb wheel turned to RES/+ or briefly turn
to RES/+ repeatedly: speed
increases continuously or in small
increments.
Alternatively accelerate to the desired speed and store by turning to SET/-.
Driving and operating173
Reduce speedWith cruise control active, hold thumb
wheel turned to SET/- or briefly turn to
SET/- repeatedly: speed decreases
continuously or in small increments.
Deactivation Press y, control indicator m in
instrument cluster illuminates white.
Cruise control is deactivated, but not
switched off. Last stored speed
remains in memory for later speed
resume.
Automatic deactivation:
● Vehicle speed is below approx. 20 mph.
● Vehicle speed drops more than 15 mph below the set speed.
● The brake pedal is depressed.
● The clutch pedal is depressed for
a few seconds.
● Selector lever is in N.
● Engine speed is in a very low range.
● The Traction Control system or Electronic Stability Control is
operating.
● Parking brake is applied.
● Simultaneous pressing RES/+
and brake pedal deactivates
cruise control and will delete
stored speed.
Resume stored speed
Turn thumb wheel to RES/+ at a
speed above 20 mph. The stored
speed will be obtained.Switching off
Press m, control indicator m in
instrument cluster extinguishes. The
stored speed is deleted.
Pressing L to activate the speed
limiter or switching off the ignition also switches off cruise control and
deletes the stored speed.
Speed limiter
The speed limiter prevents the
vehicle exceeding a preset maximum
speed.
The maximum speed can be set at
speeds above 15 mph up to
125 mph.
The driver can only accelerate up to
the preset speed. Deviations from the
limited speed may occur when driving
downhill.
The preset speed limit is displayed in
the Driver Information Centre when
the system is active.