Page 159 of 255

Driving and operating157The 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.
Switching on the system
Press L, symbol L illuminates in the
Driver Information Centre.
If cruise control has been activated
before, it is switched off when speed
limiter is activated and the control
indicator m extinguishes.
Set speed limit
Accelerate to the desired speed and
briefly turn thumb wheel to SET/-: the
current speed is stored as maximum speed.
On Midlevel display L and the speed
limit is displayed.
On Uplevel display L changes to
green.
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
When exceeding the limited speed
without driver input, the speed will
flash in the Driver Information Centre
and a chime sounds during this
period.
In the event of an emergency, it is
possible to exceed the speed limit by
depressing the accelerator pedal
firmly nearly to the final point. In this
case no chime appears.
Release the accelerator pedal and
the speed limiter function is
reactivated once a speed lower than
the limit speed is obtained.
Deactivation of the functionality
Press y: speed limiter is deactivated
and the vehicle can be driven without
speed limit.
Page 160 of 255

158Driving and operatingOn Midlevel display the stored limited
speed is indicated in brackets.
On Uplevel display L changes to
white.
Additionally, a corresponding
message appears.
Speed limiter is deactivated, but not
switched off. Last stored speed
remains in memory for later speed
resume.
Resume limit speed Turn thumb wheel to RES/+. The
stored speed limit will be obtained
and is indicated without brackets in the Driver Information Centre.
Switching off the system
Press L, the speed limit indication
extinguishes in the Driver Information Centre. The stored speed is deleted.
By pressing m to activate cruise
control, speed limiter is also
deactivated and the stored speed is
deleted.By switching off the ignition, speed
limiter is also deactivated, but the
speed limit will be stored for next
speed limiter activation.
Forward collision alert
The forward collision alert may help to avoid or reduce the harm caused by
front-end crashes.
A vehicle ahead is indicated by the
control indicator A.
If a vehicle directly ahead is
approached too quickly, a warning
chime is provided.
Additionally the driver gets notified by
a flashing red LED stripe which is
projected on the windscreen in the
driver's field of view.
A precondition is that forward collision
alert is not deactivated by pressing
V on the steering wheel.
Activation
Forward collision alert uses the front
camera system in the windscreen to
detect a vehicle directly ahead, in
your path, within a distance of approx.
60 m.
Forward collision alert operates
automatically above 40 km/h, if it is
not deactivated by pressing V, see
below.
Alerting the driver The vehicle ahead control indicator
A illuminates green in the instrument
cluster when the system has detected
a vehicle in the driving path.
Page 251 of 255

249Control indicators.......................... 87
Control of the vehicle .................134
Controls ........................................ 76
Convex shape .............................. 32
Coolant and antifreeze ...............222
Cruise control ...................... 95, 155
Cupholders .................................. 58
Curtain airbag system .................. 50
D Danger, Warnings and Cautions ...4
Daytime running lights ...............119
Declaration of conformity ............238
DEF ............................................ 143
Delayed locking ............................ 27
Descent control system .......93, 154
Diesel exhaust fluid ....................143
Diesel fuel system bleeding .......187
Diesel particle filter ....................142
Door open .................................... 96
Doors ............................................ 29
Driver assistance systems ..........155
Driver Information Centre .............96
Driving characteristics and towing tips .............................. 176
Driving hints ................................ 134
E Electric adjustment ......................32
Electrical system......................... 193
Electronic climate control system 128Electronic driving programmes ..147
Electronic key system ...................22
Electronic Stability Control.......... 153
Electronic Stability Control and Traction Control system ............93
Electronic Stability Control off....... 93 End-of-life vehicle recovery .......181
Engine compartment fuse box ...194
Engine coolant ........................... 184
Engine coolant temperature gauge ....................................... 86
Engine data ............................... 230
Engine exhaust .......................... 141
Engine identification ...................226
Engine oil ................... 183, 222, 227
Engine oil pressure ......................94
Entry lighting .............................. 124
ERA GLONASS .......................... 113
Event data recorders ..................244
Exit lighting ................................ 125
Exterior care .............................. 218
Exterior light ................................. 95
Exterior lighting ....................13, 115
Exterior mirrors ............................. 32
F
Fault ........................................... 148
First aid kit ................................... 72
Fixed air vents ........................... 131
Flex-Fix system ............................ 60Fog light ....................................... 95
Fog lights ................................... 190
Folding mirrors ............................. 32
Following distance indication ......160
Forward collision alert................. 158
Front airbag system .....................49
Front fog lights ........................... 122
Front seats.................................... 39
Front storage ................................ 59
Fuel............................................. 169
Fuel for diesel engines ..............170
Fuel for liquid gas operation .......171
Fuel for petrol engines ...............169
Fuel gauge ................................... 84
Fuel selector ................................ 85
Fuses ......................................... 193
G Gauges ......................................... 83
Gear shifting ................................. 93
General information ...................176
Glovebox ..................................... 58
Glove box lighting .......................124
H Halogen headlights ....................189
Hand brake ......................... 150, 151
Hazard warning flashers ............121
Headlight flash ........................... 117
Headlight range adjustment ......118
Headlights when driving abroad 118