CoolantVehicle features and optionsThis chapter describes all standard, country-
specific and optional features offered with the
series. It also describes features that are not
necessarily available in your car, e. g., due to
the selected options or country versions. This
also applies to safety-related functions and
systems.
General information
The vehicle has two coolant reservoirs that are
located in the engine compartment.
To ensure the operational reliability of the vehi‐
cle, always check the coolant level of both
coolant reservoirs.
Hints Danger of burns from hot engine
Do not open the cooling system while
the engine is hot; otherwise, esliding coolant
may cause burns.◀
Suitable additives
Only use suitable additives; otherwise,
engine damage may occur. The additives are
harmful to your health.◀
Coolant consists of water and additives.
Not all commercially available additives are
suitable for the vehicle. Information about the
suitable additives are available from the service
center.Coolant level
Checking1.Let the engine cool.2.Turn the lid of the coolant reservoir slightly
counterclockwise to allow any excess
pressure to dissipate, then open it.3.Open the coolant reservoir lid.4.The coolant level is correct if it lies be‐
tween the minimum and maximum marks
in the filler neck.Seite 209CoolantMobility209
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Malfunction displays, seeCheck Control 85
Malfunction, self-leveling sus‐ pension 134
Manual air distribution 151
Manual air flow 151
Manual brake, refer to Parking brake 72
Manual operation, door lock 39
Manual operation, exterior mirrors 59
Manual operation, fuel filler flap 190
Manual operation, Park Dis‐ tance Control PDC 138
Manual operation, parking brake 74
Manual operation, rearview camera 140
Manual operation, Top View 143
Marking on approved tires 199
Master key, refer to Remote control 34
Maximum cooling 152
Maximum speed, display 93
Maximum speed, winter tires 200
M Compound brake 176
MDM, M Dynamic Mode 130
M Drive 61
M Driving Dynamics Con‐ trol 82
M Dynamic Mode MDM 130
Measure, units of 98
Medical kit 221
Memory for seat, mirrors, steering wheel 58
Menu in instrument clus‐ ter 94
Menus, operating, iDrive 18
Menus, refer to iDrive operat‐ ing concept 20 Messages, see Check Con‐
trol 85
Microfilter 153
Minimum tread, tires 198
Mirror 59
Mirror memory 58
Mobile communication devi‐ ces in the vehicle 178
Mobility System 200
Modifications, technical, refer to Safety 7
Moisture in headlight 215
Monitor, refer to Control Dis‐ play 18
Mounting of child restraint systems 63
Moving sun visor 159
M technology 176
Multifunction steering wheel, buttons 14
M view, head-up display 99
N Navigation, see user's manual for Navigation, Entertain‐
ment and Communication
Neck restraints, front, refer to Head restraints 56
Neck restraints, rear, refer to Head restraints 57
Neutral cleaner, see wheel cleaner 227
New wheels and tires 199
Night Vision 119
Night Vision device, see Night Vision 119
Nylon rope for tow-starting/ towing 223
O OBD Onboard Diagnosis 211
OBD, see OBD Onboard Di‐ agnosis 211 Object detection, see Night
Vision 119
Obstacle marking, rearview camera 141
Octane rating, refer to Rec‐ ommended fuel grade 192
Odometer 89
Office, see user's manual for Navigation, Entertainment
and Communication
Offroad trips 179
Oil 206
Oil, adding 207
Oil additives 207
Oil change 208
Oil change interval, service requirements 92
Oil filler neck 207
Oil types, alternative 208
Oil types, approved 208
Old batteries, disposal 219
Onboard monitor, refer to Control Display 18
Onboard vehicle tool kit 213
Opening/closing via door lock 39
Opening and closing 34
Opening and closing, without remote control 39
Opening and closing, with re‐ mote control 37
Opening the tailgate with no- touch activation 44
Operating concept, iDrive 18
Optional equipment, standard equipment 6
Outside air, refer to Auto‐ matic recirculated-air con‐
trol 152
Overheating of engine, refer to Coolant temperature 89
P Paint, vehicle 226
Panoramic glass sunroof 49 Seite 241Everything from A to ZReference241
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