Page 127 of 331
Instruments and controls125
Bluetooth
See Infotainment system manual.
Voice
See Infotainment system manual.
Display
See Infotainment system manual.
Rear Camera
Guidance Lines : Activates or
deactivates the guiding lines.
Rear Park Assist Symbols : Activates
or deactivates the rear park assist
symbols.
Return to Factory Settings
Restore Vehicle Settings : Resets all
settings to the default settings.
Clear All Private Data : Deletes all
private information from the vehicle.
Restore Radio Settings : Resets all
radio settings to the default settings.
See Infotainment system manual.
Software Information
See Infotainment system manual.TouchPad
See Infotainment system manual.
Page 134 of 331

132Lighting
Fault in Adaptive forward
lighting system When the system detects a failure in
the Adaptive forward lighting system,
the system moves to a preset position to avoid dazzling of oncoming traffic.
If this is not possible, the affected
headlight will be automatically
switched off. In any case, one
headlight will stay on. A warning is
displayed in the Driver Information
Centre.
Hazard warning flashers
Operated by pressing ¨.
In the event of an accident with airbag
deployment the hazard warning
flashers are activated automatically.
Turn and lane-change
signalslever up=right turn signallever down=left turn signal
If the lever is moved past the
resistance point, the turn signal is
switched on constantly. When the
steering wheel moves back, the turn
signal is automatically deactivated.
For three flashes, e.g. when changing
lanes, press the lever until resistance
is felt and then release.
With a trailer connected, turn signal
flashes six times when pressing the lever until resistance is felt and then
releasing.
Move the lever to the resistance point
and hold for longer indication.
Switch the turn signal off manually by moving the lever to its original
position.
Front fog lights
Operated by pressing >.
Page 181 of 331

Driving and operating179Speed limiterThe speed limiter prevents the
vehicle exceeding a preset maximum
speed.
The maximum speed can be set at a
speed above 15 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.
ActivationPress L. The control indicator L in
the instrument cluster illuminates
white. If cruise control or adaptive
cruise control has been activated
before, it is switched off when speed
limiter is activated and control
indicator m extinguishes.
Set speed limit
With speed limiter active, hold thumb
wheel turned to RES/+ or briefly turn
to RES/+ repeatedly until the desired
maximum speed is displayed in the
Driver Information Centre.
Alternatively, accelerate to the
desired speed and briefly turn thumb
wheel to SET/-: the current speed is
stored as maximum speed. Speed
limit is displayed in the Driver
Information Centre.
Control indicator L in the instrument
cluster illuminates green.
If the vehicle is equipped with Uplevel
display and Sport mode is selected
3 111, the scale of the speedometer
is only indicated up to the set speed
limit. The speed limiter setting is
marked by a green dot, it changes to
white when the system is active but not engaged.
Change speed limit With speed limiter active, turn thumb
wheel to RES/+ to increase or SET/-
to decrease the desired maximum speed.
Exceeding the speed limit
In the event of an emergency, it is possible to exceed the speed limit by
depressing the accelerator pedal
firmly beyond the point of resistance.
The limited speed will flash in the
Driver Information Centre and a
chime sounds during this period.
Release the accelerator pedal and the speed limiter function is
reactivated once a speed lower than
the limit speed is obtained.
Page 208 of 331

206Driving and operating
Traffic signs, which will be detected,
are:
Limit- and no passing signs ■ speed limit
■ no passing
■ end of speed limit
■ end of no passingRoad signs
Beginning and end of:
■ motorways
■ A-roads
■ play streetsAdd on signs ■ additional hints to traffic signs
■ restriction of trailer towing
■ tractor constraints
■ wet warning■ ice warning
■ direction arrows
Speed limit signs and no passing
signs are displayed in the DIC until
the next speed limit sign or end of
speed limit is detected or up to a
defined sign timeout.
Indication of multiple signs on the
display is possible.
An exclamation mark in a frame
indicates that there is an additional
sign detected which cannot be
recognised by the system.
The system is active up to a speed of
125 mph depending on the lighting
conditions. At night the system is
active up to a speed of 100 mph.
As soon as the speed becomes
slower than 34 mph the display will be reset and the content of the traffic sign
page will be cleared, e.g. when
entering a city zone. The next
recognized speed indication will be
displayed.
Display indication Traffic signs are displayed on the
Traffic sign detection page in the DIC.
Page 210 of 331

208Driving and operating
Illustration shows baselevel DIC.
Illustration shows midlevel or uplevel
DIC.
When the setting page is displayed,
select Off or set alerts I to deactivate
alert function. Reactivate by selecting
On or alerts J.
When switching on the ignition, alert
function is deactivated.
Pop-up indication is displayed for approx. 8 seconds in the DIC.
System reset The content of the traffic sign memory
can be cleared in the setting menu of
the traffic sign assistant page by
pressing the SET/CLR button on the
turn signal lever or 9 on right steering
wheel control for a longer time. Select
and confirm Reset to clear traffic sign
assistant system. Upon successful
reset, a chime will sound and the
following symbol is indicated until the next traffic sign is detected.In some cases, traffic sign assistant is
cleared up automatically by the
system.
Traffic sign detection in
conjunction with navigation
system If the vehicle is equipped with a
navigation system, the following
features can be available:
■ constant indication of actual speed limits
■ on heavy weather conditions, the navigation data for speed limits aredisplayed
Fault
The traffic sign assistant system may
not operate correctly when:
■ The area of the windscreen, where the front camera is located, is not
clean.
■ Traffic signs are completely or partially covered or difficult to
discern.
■ There are adverse environmental conditions, e.g. heavy rain, snow,
direct sunlight or shadows. In this