Battery replacementUse approved vehicle batteries only
Only use vehicle batteries that have been
approved for your vehicle by the manufacturer;
otherwise, the vehicle could be damaged and
systems or functions may not be fully availa‐
ble. ◀
After a battery replacement, have the battery
registered on the vehicle by your service center
to ensure that all comfort functions are fully
available and that any Check Control messages
are no longer displayed.
Charging the battery
Note Do not connect charging devices to the
12 volt socket in the vehicle
Do not connect battery chargers to the factory-
installed 12 volt sockets in the vehicle as this
may damage the vehicle battery due to an in‐
creased power consumption. ◀
General information Make sure that the battery is always sufficiently
charged to guarantee that the battery remains
usable for its full service life.
The battery may need to be charged in the fol‐
lowing cases:▷When making frequent short-distance
drives.▷If the vehicle is not used for prolonged peri‐
ods, longer than a month.▷Automatic transmission: when parked for
long periods of time in selector lever posi‐
tion D, R or N.
Starting aid terminals
In the vehicle, only charge the battery via the
starting aid terminals, refer to page 202, in the
engine compartment with the engine off.
Power failure
After a temporary power loss, some equipment
needs to be reinitialized.
Individual settings need to be reprogrammed:▷Time: update.▷Date: update.
Disposing of old batteries Have old batteries disposed of by your
service center or bring them to a recy‐
cling center.
Maintain the battery in an upright position for
transport and storage. Secure the battery so
that it does not tip over during transport.
Fuses Hints Replacing fuses
Never attempt to repair a blown fuse and
do not replace a defective fuse with a substi‐
tute of another color or amperage rating; this
could lead to a circuit overload, ultimately re‐
sulting in a fire in the vehicle. ◀
Replacing fuse
The fuses are located in the passenger footwell
under the dashboard.
1.To open, loosen screws, arrow 1.2.Fold down the fuse holder, arrow 2.Seite 199Replacing componentsMOBILITY199
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Everything from A to ZIndexA
ABS, Antilock Brake Sys‐ tem 106
ACC, Active Cruise Control 110
Acceleration Assistant, refer to Launch Control 70
Accessories and parts 7
Activated-charcoal filter 132
Active cruise control, ACC 110
Additives, oil 183
Adjusting the headlamps 89
Adjustments, seats/head re‐ straints 47
Adjustments, steering wheel 54
After washing vehicle 208
Airbags 91
Airbags, indicator/warning light 92
Air circulation, refer to Recir‐ culated-air mode 128, 131
Air conditioner 127
Air, dehumidifying, refer to Cooling function 128, 131
Air distribution, manual 128, 130
Air flow, air conditioner 128
Air flow, automatic climate control 130
Air pressure, tires 168
Air vents, refer to Ventila‐ tion 132
Alarm system 42
Alarm triggering 42
Alarm, unintentional 43
All around the center con‐ sole 16
All around the headliner 17
All around the steering wheel 14 All-season tires, refer to Win‐
ter tires 174
Alternating-code hand-held transmitter 134
Alternative oil types 184
Antifreeze, washer fluid 66
Antilock Brake System, ABS 106
Anti-slip control, refer to DSC 106
Approved axle load 214
Approved engine oils 184
Arrival time 80
Ash tray 138
Assistance, Roadside Assis‐ tance 202
Assistance when driving off 109
Assist system, refer to Intelli‐ gent Safety 99
AUTO intensity 130
Automatic car wash 207
Automatic climate con‐ trol 129
Automatic cruise control with Stop & Go 110
Automatic Curb Monitor 52
Automatic deactivation, front passenger airbags 93
Automatic headlamp con‐ trol 87
Automatic locking 42
Automatic recirculated-air control 131
Automatic transmission with Steptronic 67
AUTO program, automatic cli‐ mate control 130
AUTO program, intensity 130
Auto Start/Stop function 61
Average fuel consumption 79 Average speed 80
Axle loads, weights 214
B
Backrest curvature, refer to Lumbar support 48
Band-aids, refer to First aid kit 202
Bar for tow-starting/ towing 205
Battery replacement, vehicle battery 199
Battery, vehicle 198
Belts, safety belts 49
Beverage holder, cu‐ pholder 142
Bonus range, GREEN mode 158
Bottle holder, refer to Cu‐ pholder 142
Brake assistant 106
Brake discs, breaking in 148
Brake pads, breaking in 148
Braking, hints 149
Breakdown assis‐ tance 201, 202
Breaking in 148
Brightness of Control Dis‐ play 82
Bug light 190
Bulb replacement 189
Bulb replacement, front 190
Bulb replacement, rear 192
Bulb replacement, side 195
Bulbs and lamps 189
Button, RES 112
Button, Start/Stop 59
Bypassing, refer to Jump- starting 202 Seite 220REFERENCEEverything from A to Z220
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Remote control, malfunc‐tion 38
Remote control, replacing the battery 34
Remote control, univer‐ sal 133
Replacement fuse 199
Replacing parts 188
Replacing the battery, remote control 34
Replacing wheels/tires 173
Reporting safety defects 9
RES button 112
Reserve warning, refer to Range 75
Reset, Tire Pressure Monitor TPM 95
Retaining straps, securing cargo 152
Retreaded tires 174
Right-hand traffic, lamp set‐ ting 89
Roadside parking lamps 86
RON recommended fuel grade 166
Roof load capacity 214
Roof-mounted luggage rack 152
Rope for tow-starting/ towing 205
RSC Run Flat System Compo‐ nent, refer to Run-flat
tires 175
Rubber components, care 209
Run-flat tires 175
S
Safe braking 149
Safety 7
Safety belt reminder for driv‐ er's seat and front passenger
seat 50
Safety belts 49
Safety belts, care 209 Safety systems, airbags 91
Saving fuel 155
Screen, refer to Control Dis‐ play 18
Screwdriver 188
Screw thread for tow fit‐ ting 205
Sealant 175
Seat belts, refer to Safety belts 49
Seat heating, front 49
Seating position for chil‐ dren 55
Seats 47
Selection list in instrument cluster 78
Selector lever, automatic transmission 68
Sensors, care 210
Service and warranty 8
Service requirements, Condi‐ tion Based Service CBS 186
Service requirements, dis‐ play 76
Service, Roadside Assis‐ tance 202
Settings, locking/unlocking 42
Settings, mirrors 52
Settings on Control Display 81
Shifting, automatic transmis‐ sion 67
Shifting, manual transmis‐ sion 67
Shift paddles on steering wheel 69
Side airbags 91
Signaling, horn 14
Signals when unlocking 42
Sitting safely 47
Size 214
Slide/tilt glass roof 45
Snow chains 178
Socket 137
Socket, OBD Onboard Diag‐ nostics 186
Soot particulate filter 149 SOS button 201
Spare fuse 199
Specified engine oil types 184
Speed, average 80
Speed limit detection, on‐ board computer 80
Speed limiter, display 77
Speed Limit Information 77
Speed warning 81
Split screen 23
Sport automatic transmis‐ sion 69
Sport displays 80
SPORT program, Dynamic Driving Control 108
Sport program, transmis‐ sion 68
Stability control systems 106
Standard view, Head-up Dis‐ play 84
Start/stop, automatic func‐ tion 61
Start/Stop button 59
Start function during malfunc‐ tion 35
Starting the engine 60
Status display, tires 94
Status information, onboard monitor 23
Status of Owner's Manual 6
Steering wheel, adjusting 54
Steptronic, automatic trans‐ mission 67
Stopping the engine 60
Storage compartments 141
Storage, tires 174
Storing the vehicle 210
Summer tires, tread 172
Supplementary text mes‐ sages 73
Switch for Dynamic Driv‐ ing 108
Switch-on times, parked-car ventilation 132
Switch, refer to Cockpit 14
Symbols 6 Seite 226REFERENCEEverything from A to Z226
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