Page 20 of 315
18In briefStarting off
Check before starting off ● Tyre pressure 3 255 and
condition 3 293.
● Engine oil level and fluid levels 3 232.
● All windows, mirrors, exterior lighting and number plates are
free from dirt, snow and ice and
are operational.
● Proper position of mirrors 3 38,
seats 3 48 and seat belts
3 58.
● Brake function at low speed, particularly if the brakes are wet.Starting the engine
Ignition switch
● Turn key to position 2.
● Move the steering wheel slightly to release the steering wheel
lock.
● Manual transmission: operate clutch and brake pedal.
Automatic transmission: operate
brake pedal and move selector
lever to P or N.
● Do not operate accelerator pedal.
● Diesel engines: wait until control
indicator ! for preheating
extinguishes.
● Turn key to position 3 and
release after engine has been
started.
Starting the engine 3 155.
To turn the key back from position 2
to 1 or 0, first push the key all the way
in towards the steering column.
Page 158 of 315

156Driving and operatingManual transmission: operate clutch
and brake pedal.
Automatic transmission: operate
brake pedal and move selector lever
to P or N.
Do not operate accelerator pedal.
Press Engine Start/Stop briefly: an
automatic procedure operates the
starter with a short delay until the engine is running, see automatic
starter control.
To switch off the engine when vehicle is stationary, press
Engine Start/Stop briefly. Automatic
transmission: apply the parking brake
and engage P.
To start the engine during an
Autostop:
Manual transmission: during an
Autostop, the engine can be started
by depressing the clutch pedal
3 157.
Automatic transmission: during an
Autostop, the engine can be started
by releasing the brake pedal 3 157.Emergency engine shut off during
driving
If the engine needs to be switched offduring driving in case of emergency,
press Engine Start/Stop for more than
2 seconds or press twice briefly within
5 seconds.9 Danger
Switching off the engine during
driving may cause loss of power
support for brake and steering
systems. Assistance systems and
airbag systems are disabled.
Lighting and brake lights will
extinguish. Therefore power down the engine and ignition while
driving only when required in case of emergency.
Starting the vehicle at low
temperatures
Starting the engine without additional
heaters is possible down to -25 °С for diesel engines and -30 °C for petrol
engines. Required is an engine oil
with the correct viscosity, the correct fuel, performed services and a
sufficiently charged vehicle battery.
With temperatures below -30 °C the
automatic transmission requires a
warming phase of approx. 5 minutes.
The selector lever must be in position P .
Automatic starter control This function controls the engine
starting procedure. The driver does
not need to hold Engine Start/Stop
pressed. Once applied, the system
will go on starting automatically until
the engine is running. Because of the checking procedure, the engine startsrunning after a short delay.
Page 253 of 315
Vehicle care251No.Circuit52–53–54–55–56Starter57–58–59Left headlight (LED)60Cooling fan61–62–63–64–65Climate control66–67–68–No.Circuit69Right high beam (Halogen) /
Right headlight (LED)70Left high beam (Halogen)71–72Starter73–74Transmission control module75Engine control module76Exhaust reduction system77–78Horn79Washer system80–81Engine control module82–83Ignition coil84Ignition coil85PowertrainNo.Circuit86–87Diesel fuel heating88Air shutter89–90–91–92After boil pump93Electronic key system94–95Coolant pump96Diesel fuel heating97–98–99Coolant pump
After having changed defective fuses,
close the fuse box cover and press
until it engages.
If the fuse box cover is not closed
correctly, malfunction may occur.
Page 312 of 315

310HHalogen headlights ....................238
Hand brake ................................. 170
Hazard warning flashers ............134
Headlight flash ........................... 132
Headlight range adjustment ......132
Headlights................................... 129
Headlights when driving abroad 132
Head restraint adjustment .............8
Head restraints ............................ 46
Head-up display.......................... 118 Heated mirrors ............................. 40
Heated rear window ..................... 43
Heated steering wheel .................89
Heated windscreen .......................44
Heating .................................. 55, 56
High beam ......................... 110, 130
High beam assist ................110, 130
Hill start assist ........................... 173
Horn ....................................... 14, 90
I
Identification plate .....................281
Ignition switch positions .............152
Immobiliser .......................... 38, 110
Indicators .................................... 101
Inductive charging ........................95
Info Display ................................. 117
Instrument cluster ........................97
Instrument panel fuse box .........252Instrument panel illumination
control .................................... 136
Instrument panel overview ........... 10
Interactive driving system ...........176
Interior care ............................... 275
Interior lighting ............................ 136
Interior lights ...................... 137, 248
Interior mirrors .............................. 40
Interruption of power supply ......168
Introduction .................................... 3
J
Jump starting ............................. 269
K
Key, memorised settings ..............26
Keys ............................................. 21
Keys, locks ................................... 21
L
Lane change alert .......................207
Lane keep assist ................108, 218
Lashing eyes ............................... 81
LED headlights ...........110, 133, 240
Lighting features .........................138
Light switch ................................ 129
Load compartment ................30, 76
Load compartment cover .............79
Loading information .....................86
Low fuel ..................................... 109M
Malfunction indicator light ..........106
Manual anti-dazzle ......................40
Manual mode ............................. 166
Manual seat adjustment ...............49
Manual transmission .................. 169
Massage ....................................... 56
Memorised settings ......................26
Mirror adjustment ........................... 8
Misted light covers .....................136
N New vehicle running-in ..............152
Number plate light .....................248
O
Object detection systems ...........199
Odometer ................................... 102 Oil, engine .......................... 279, 283
Outside temperature ....................93
Overrun cut-off ........................... 157
P Panoramic view system ..............209
Parking ................................ 19, 159
Parking assist ...................... 40, 199
Parking brake ............................ 171
Parking lights ............................. 136
Particulate filter ........................... 160
Pedestrian detection ...................111
Performance .............................. 288