Page 98 of 299
96Instruments and controlsInstruments and
controlsControls ....................................... 96
Warning lights, gauges and indi‐
cators ......................................... 104
Information displays ...................117
Vehicle messages ...................... 123
Trip computer ............................. 127
Vehicle personalisation ..............130Controls
Steering wheel adjustment
Unlock lever, adjust steering wheel,
then engage lever and ensure it is fully locked.
Do not adjust steering wheel unless
vehicle is stationary and steering
wheel lock has been released.
Steering wheel controls
The Infotainment system, some driver assistance systems and a connected
mobile phone can be operated via the
controls on the steering wheel.
Further information is available in the
Infotainment system manual.
Driver assistance systems 3 179.
Page 122 of 299

120Instruments and controls
Trip/Fuel Information Menu
Press the MENU button to select the
Trip/Fuel Information Menu , or select
W on Uplevel-Combi-Display.
Turn the adjuster wheel to select a
submenu. Press the SET/CLR button
to confirm.
■ Trip odometer 1
■ Trip odometer 2
■ Digital speed
Trip odometer 2 and digital speed are
only available on vehicles with
Uplevel-Display or Uplevel-Combi-
Display.
Reset trip odometer by pressing the
SET/CLR button on the turn signal
lever for a few seconds or by pressing the reset knob between speedometer
and Driver Information Centre with
the ignition on.
On vehicles with trip computer, more
submenus are available.
Selection and indication can be
different between Midlevel-Display,
Uplevel-Display, and Uplevel-Combi-
Display.
Trip/Fuel Information Menu, Trip
Computer 3 127.
ECO Information Menu
Press the MENU button to select
s in the top line of the Uplevel-
Combi-Display.
Turn the adjuster wheel to select a
submenu. Press the SET/CLR button
to confirm.Submenus are:
■ Shift indication : Current gear is
indicated inside an arrow. The
figure above recommends
upshifting for fuel saving reasons.
Eco index display : The current fuel
consumption is indicated on a segment display. For economical
driving, adapt your driving style to
keep the filled segments within the
Eco area. The more segments are
filled, the higher the fuel
consumption. Simultaneously the
current consumption value is
indicated.
Page 129 of 299

Instruments and controls127
■ If an unintended lane changeoccurs.
■ If reverse gear is engaged and the rear end carrier is extended.
■ If the diesel particle filter has reached the maximum filling level.
■ If AdBlue needs to be refilled.
When the vehicle is parked and/ or the driver's door is opened ■ When the key is in the ignition switch.
■ With exterior lights on.
During an Autostop ■ If the driver's door is opened.
Battery voltage
When the vehicle battery voltage is
running low, a warning message or
warning code 174 will appear in the
Driver Information Centre.1. Switch off immediately any electrical consumers which are
not required for a safe ride, e.g.
seat heating, heated rear window
or other main consumers.
2. Charge the vehicle battery by driving continuously for a while or
by using a charging device.
The warning message or warning
code will disappear after the engine
has been started two times
consecutively without a voltage drop.
If the vehicle battery cannot be
recharged, have the cause of the fault
remedied by a workshop.Trip computer
The menus and functions can be
selected via the buttons on the turn
signal lever.
Press the MENU button to select the
Trip/Fuel Information Menu , or select
W on the Uplevel-Combi-Display.
Page 131 of 299

Instruments and controls129
■ Digital speed
■ Range
■ Instantaneous consumption
■ Route guidance
Trip computer 1 and 2
The information of two trip computers can be reset separately for odometer,
average consumption and average
speed by pressing the SET/CLR
button, making it possible to display different trip information for different
drivers.Trip odometer
Trip odometer displays the recorded
distance since a certain reset.
Trip odometer counts up to a distance
of 2000 km then restarts at 0.
To reset, press the SET/CLR button
for a few seconds.
Range
Range is calculated from current fuel
tank content and current
consumption. The display shows
average values.
After refuelling, the range is updated
automatically after a brief delay.
When the fuel level in the tank is low, a message appears on vehicles with
Uplevel-Display or Uplevel-Combi-
Display.
When the tank has to be refuelled
immediately, a warning code or
warning message is displayed on
vehicles with Midlevel- and Uplevel- Display or Uplevel-Combi-Display.
Additionally the control indicator i in
the fuel gauge illuminates or flashes
3 115.
Average consumption Display of average consumption. Themeasurement can be reset at any
time and starts with a default value.
To reset, press the SET/CLR button
for a few seconds.
Instantaneous consumption Display of the instantaneous
consumption.
Average speed
Display of average speed. The
measurement can be reset at any
time.
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296
Tow bar....................................... 218
Towing ................................ 218, 262
Towing another vehicle .............263
Towing equipment .....................219
Towing the vehicle .....................262
Traction Control system ............. 176
Traction Control system off......... 114
Traffic sign assistant ...................204
Trailer coupling ........................... 218
Trailer stability assist .................222
Trailer towing ............................. 219
Transmission ............................... 18
Transmission display .................169
Tread depth ............................... 250
Trip computer ............................ 127
Trip odometer ............................ 104
Turn and lane-change signals ...145
Turn signal ................................. 110
Tyre chains ................................ 252
Tyre designations ......................247
Tyre pressure ............................ 247
Tyre pressure monitoring system ............................. 115, 248
Tyre pressures ........................... 285
Tyre repair kit ............................. 252
U Ultrasonic parking assist ...113, 194
Underseat storage .......................68
Upholstery .................................. 266Upshift........................................ 113
Using this manual ..........................3
V Vehicle battery ........................... 228
Vehicle checks............................ 224
Vehicle data ................................ 273
Vehicle data recording and privacy ..................................... 289
Vehicle detected ahead ..............116
Vehicle dimensions .................... 283
Vehicle Identification Number ....271
Vehicle jack ................................ 246
Vehicle messages .....................123
Vehicle personalisation .............130
Vehicle security ............................ 27
Vehicle specific data ......................3
Vehicle storage ........................... 223
Vehicle tools ............................... 246
Vehicle unlocking ........................... 6 Vehicle weight ........................... 281
Ventilation ................................... 150
W
Warning chimes .........................126
Warning lights ............................. 104
Warning triangle .......................... 92
Washer and wiper systems .........16
Washer fluid ............................... 227
Wheel changing .........................255Wheel covers ............................. 251
Wheels and tyres .......................247
Windows ....................................... 32
Windscreen................................... 32 Windscreen wiper/washer ...........98
Winter tyres ............................... 247
Wiper blade replacement ..........230