Page 222 of 299
220Driving and operating
Stowage of coupling ball bar
The bag with the coupling ball bar is
stowed in the load compartment.
Place the strap through the right rear lashing eye, wrap around twice and
tighten the strap to secure the bag.
Fitting the coupling ball bar
Disengage and fold down the socket. Remove the sealing plug from the
opening for the coupling ball bar and
stow it.
Checking the tensioning of the
coupling ball bar
■ Red marking on rotary knob must
point towards green marking on
coupling ball bar.
■ The gap between the rotary knob and the coupling ball bar must beapprox. 6 mm.
■ The key must be in position c.
Otherwise, the coupling ball bar must be tensioned before being inserted:
■ Unlock coupling ball bar by turning key to position c.
Page 223 of 299
Driving and operating221
■ Pull out rotary knob and turnclockwise as far as it will go.
Inserting the coupling ball bar
Insert the tensioned coupling ball bar
in the opening and push firmly
upwards until it audibly engages.
The rotary handle snaps back into its
original position resting against the
coupling ball bar without a gap.9 Warning
Do not touch rotary handle during
insertion.
Lock the coupling ball bar by turning
the key to position e. Remove the key
and close the protective flap.
Eye for break-away stopping cable
Attach breakaway stopping cable to
eye.
Check that the coupling ball bar is correctly installed
■ Green marking on rotary knob must
point towards green marking on
coupling ball bar.
■ There must be no gap between the
rotary handle and the coupling ball
bar.
Page 224 of 299
222Driving and operating
■The coupling ball bar must be firmly
engaged in the opening.
■ The coupling ball bar must be locked and the key removed.9 Warning
Towing a trailer is permitted only
when a coupling ball bar is fitted correctly. If the coupling ball bardoes not engage correctly, seekthe assistance of a workshop.
Dismounting the coupling ball
bar
Open the protective flap and turn the
key to position c to unlock the
coupling ball bar.
Pull out rotary handle and turn
clockwise as far as it will go. Pull out coupling ball bar downwards.
Insert sealing plug in opening. Fold away socket.
Trailer stability assist If the system detects snaking
movements, engine power is reduced
and the vehicle/trailer combination is
selectively braked until the snaking ceases. While system is working keep steering wheel as still as possible.
Trailer stability assist (TSA) is a
function of the Electronic Stability
Control 3 177.
Page 275 of 299
Technical data273Vehicle dataRecommended fluids and lubricantsEuropean service scheduleRequired engine oil qualityAll European countries
(except Belarus, Moldova, Russia, Serbia, Turkey)
Only Israel
Engine oil qualityPetrol engines
(including CNG, LPG, E85)Diesel enginesPetrol engines
(including CNG, LPG, E85)Diesel enginesdexos 1––✔–dexos 2✔✔–✔
In case dexos quality is unavailable you may use max. 1 litre engine oil quality ACEA C3 once between each oil change.
Engine oil viscosity grades
All European countries and Israel (except Belarus, Moldova, Russia, Serbia, Turkey)Ambient temperaturePetrol and diesel enginesdown to -25 °CSAE 5W-30 or SAE 5W-40below -25 °CSAE 0W-30 or SAE 0W-40
Page 276 of 299
274Technical data
International service scheduleRequired engine oil qualityAll countries outside Europe except Israel
Only Belarus, Moldova, Russia, Serbia, Turkey
Engine oil qualityPetrol engines
(including CNG, LPG, E85)Diesel enginesPetrol engines
(including CNG, LPG, E85)Diesel enginesdexos 1✔–––dexos 2–✔✔✔
In case dexos quality is unavailable you may use the oil qualities listed below:
All countries outside Europe except Israel
Only Belarus, Moldova, Russia, Serbia, Turkey
Engine oil qualityPetrol engines
(including CNG, LPG, E85)Diesel enginesPetrol engines
(including CNG, LPG, E85)Diesel enginesGM-LL-A-025✔–✔–GM-LL-B-025–✔–✔
Page 277 of 299
Technical data275
All countries outside Europeexcept Israel
Only Belarus, Moldova, Russia, Serbia, Turkey
Engine oil qualityPetrol engines
(including CNG, LPG, E85)Diesel enginesPetrol engines
(including CNG, LPG, E85)Diesel enginesACEA A3/B3✔–✔–ACEA A3/B4✔✔✔✔ACEA C3✔✔✔✔API SM✔–✔–API SN resource conserving✔–✔–
Engine oil viscosity grades
All countries outside Europe (except Israel),
including Belarus, Moldova, Russia, Serbia, TurkeyAmbient temperaturePetrol and diesel enginesdown to -25 °CSAE 5W-30 or SAE 5W-40below -25 °CSAE 0W-30 or SAE 0W-40down to -20 °CSAE 10W-30 1)
or SAE 10W-40 1)1)
Permitted, but usage of SAE 5W-30 or SAE 5W-40 with dexos quality is recommended.
Page 296 of 299

294
GGauges ....................................... 104
General information ...................218
Glass panel .................................. 35
Glovebox ..................................... 65
Graphic-Info-Display, Colour- Info-Display ............................ 121
H Halogen headlights ....................231
Hand brake ......................... 173, 174
Hazard warning flashers ............145
Headlight flash ........................... 140
Headlight range adjustment ......140
Headlights................................... 138
Headlights when driving abroad 141
Head restraint adjustment .............8
Head restraints ............................ 37
Heated mirrors ............................. 31
Heated rear window ..................... 34
Heated steering wheel .................97
Heating ........................................ 45
Heating and ventilation system . 150
High beam ......................... 116, 139
High beam assist ................116, 139
Hill start assist ........................... 175
Horn ....................................... 15, 97I
Identification plate .....................271
Ignition switch positions .............160
Immobiliser .......................... 29, 115
Indicators .................................... 104
Information displays.................... 117
Instrument cluster ......................104
Instrument panel fuse box .........243
Instrument panel illumination .....240
Instrument panel illumination control .................................... 147
Instrument panel overview ........... 10
Instrument panel storage ..............65
Interactive driving system ...........177
Interior care ............................... 266
Interior lighting ............................ 147
Interior lights ...................... 147, 239
Interior mirrors .............................. 31
Interruption of power supply ......171
Introduction .................................... 3
ISOFIX child restraint systems ....64
J Jump starting ............................. 261
K Keys ............................................. 21
Keys, locks ................................... 21L
Lane departure warning .....113, 207
Lashing eyes ............................... 88
Lighting features .........................148
Light switch ................................ 138
Load compartment ................26, 78
Load compartment cover .............81
Load compartment fuse box ......244
Loading information .....................94
Load rails and hooks ...................88
Low fuel ..................................... 115
Low washer fluid ........................116
M Malfunction indicator light ..........111
Manual anti-dazzle ......................31
Manual mode ............................. 170
Manual transmission .................. 172
Manual windows ..........................32
Memorised settings ......................23
Mirror adjustment ........................... 9
Misted light covers .....................146
N New vehicle running-in ..............160
Number plate light .....................239
O
Object detection systems ...194, 197
Odometer ................................... 104