Page 180 of 247
178Driving and operating
■ 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 181 of 247
Driving and operating179
■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.
Stow and secure the coupling ball bar
as mentioned above.
Page 230 of 247
228Technical dataVehicle dataRecommended fluids and lubricantsEuropean service schedule
Required engine oil qualityAll European countries
(except Belarus, Moldova, Russia, Serbia, Turkey)
Only Israel
Engine oil qualityPetrol enginesDiesel enginesPetrol enginesDiesel 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 231 of 247
Technical data229
International service scheduleRequired engine oil qualityAll countries outside Europe except Israel
Only Belarus, Moldova, Russia, Serbia, Turkey
Engine oil qualityPetrol enginesDiesel enginesPetrol enginesDiesel enginesdexos 1✔–––dexos 2–✔✔✔
In case dexos quality is unavailable you may use the oil qualities listed below:
All countries outside Europeexcept Israel
Only Belarus, Moldova, Russia, Serbia, Turkey
Engine oil qualityPetrol enginesDiesel enginesPetrol enginesDiesel enginesGM-LL-A-025✔–✔–GM-LL-B-025–✔–✔
Page 232 of 247
230Technical data
All countries outside Europeexcept Israel
Only Belarus, Moldova, Russia, Serbia, Turkey
Engine oil qualityPetrol enginesDiesel enginesPetrol enginesDiesel 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 244 of 247

242
Headlights when driving abroad 113
Head restraint adjustment .............8
Head restraints ............................ 44
Heated mirrors ............................. 29
Heated rear window ..................... 33
Heated steering wheel .................77
Heating ........................................ 53
Heating and ventilation system . 123
High beam ........................... 93, 111
High beam assist ..................93, 112
Hill start assist ........................... 147
Horn ....................................... 14, 77
I
Identification plate .....................226
Ignition switch positions .............134
Immobiliser ............................ 28, 93
Indicators ...................................... 83
Information displays...................... 94
Instrument cluster ........................83
Instrument panel fuse box .........199
Instrument panel illumination .....195
Instrument panel illumination control .................................... 119
Instrument panel overview ........... 10
Interactive driving system ...........149
Interior care ............................... 222
Interior lighting ............................ 119
Interior lights ...................... 119, 195
Interior mirrors .............................. 30Interruption of power supply ......143
Introduction .................................... 3
ISOFIX child restraint systems ....67
J Jump starting ............................. 216
K Key, memorised settings ..............21
Keys ............................................. 19
Keys, locks ................................... 19
L Lane departure warning .......91, 170
Lashing eyes ............................... 74
Light switch ................................ 110
Load compartment ................24, 71
Load compartment fuse box ......200
Loading information .....................75
Low fuel ....................................... 92
M Malfunction indicator light ............89
Manual anti-dazzle ......................30
Manual mode ............................. 142
Manual transmission .................. 144
Memorised settings ......................21
Mirror adjustment ........................... 9
Misted light covers .....................119N
New vehicle running-in ..............134
Number plate light .....................195
O Object detection systems ...........157
Odometer ..................................... 84
Oil, engine .......................... 224, 228
Outside temperature ....................80
Overrun cut-off ........................... 136
P Parking ................................ 18, 138
Parking assist ............................ 157
Parking brake ............................ 145
Parking lights ............................. 118
Particulate filter ........................... 139
Performance .............................. 232
Performing work ........................181
Pollen filter ................................. 131
Power outlets ............................... 82
Power seat adjustment ................50
Power steering.............................. 91
Power windows ............................ 31
Preheating ................................... 91
Puncture ..................................... 211
Q
Quickheat ................................... 130