The defective wheel cannot be stored in the
emergency wheel bracket because of its
size.3.Check tire inflation pressure at the next op‐
portunity and correct as needed.4.Reinitialize the Flat Tire Monitor, refer to
page 102.
Reinitialize the Tire Pressure Monitor, refer
to page 99.5.Replace the damaged tires as soon as pos‐
sible.
Driving with emergency wheel
Watch the speed when driving with the
emergency wheel
Drive conservatively and do not exceed a speed
of 50 mph/80 km/h; otherwise, changed driving
characteristics such as reduced lane stability
while braking, extended braking distance and
changed self-steering properties in the limit
area. ◀
Mount one emergency wheel only
Only a single emergency wheel may be
mounted. Reinstall wheels and tires of the orig‐
inal size as quickly as possible; otherwise, there
is a safety risk. ◀
Vehicle battery
Maintenance
The battery is maintenance-free, i.e., the elec‐
trolyte will last for the life of the battery.
Your service center will be glad to advise you
on questions regarding the battery.
Battery replacement Use 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 features are fully
available and that any Check Control messages
are no longer displayed.
Charging the battery
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.▷Steptronic transmission: when parked for
long periods of time in selector lever posi‐
tion D, R or N.
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. ◀
Starting aid terminals In the vehicle, only charge the battery via the
starting aid terminals, refer to page 210, in the
engine compartment with the engine off.
Power failure
After a temporary power loss, some equipment
needs to be reset.
Individual settings need to be reprogrammed:
▷Time: update.Seite 207Replacing componentsMOBILITY207
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Recirculated-air filter 137
Recirculated-air mode 133, 137
Recommended fuel grade 172
Recommended tire brands 181
Refueling 170
Remaining range 78
Remote control/key 34
Remote control, blocking 35
Remote control, malfunc‐ tion 38
Remote control, replacing the battery 34
Remote control, univer‐ sal 139
Replacement fuse 208
Replacing parts 197
Replacing the battery, remote control 34
Replacing wheels/tires 181
Reporting safety defects 10
RES button 117
Reserve warning, refer to Range 78
Reset, Tire Pressure Monitor TPM 99
Retaining straps, securing cargo 158
Retreaded tires 181
Roadside parking lights 90
RON recommended fuel grade 172
Roofliner 17
Roof load capacity 221
Roof-mounted luggage rack 158
Rope for tow-starting/ towing 212
RSC Run Flat System Compo‐ nent, refer to Run-flat
tires 182
Rubber components, care 216
Run-flat tires 182 S
Safe braking 155
Safety belt reminder for driv‐ er's seat and front passenger
seat 51
Safety belts 50
Safety belts, care 216
Safety reel, windows 46
Safety systems, airbags 95
Saving fuel 161
Screen, refer to Control Dis‐ play 18
Screwdriver 197
Screw thread for tow fit‐ ting 213
Sealant 183
Seat belts, refer to Safety belts 50
Seat heating, front 50
Seating position for chil‐ dren 56
Seats 48
Selection list in instrument cluster 81
Selector lever, Steptronic transmission 69
Sensors, care 217
Service and warranty 8
Service requirements, Condi‐ tion Based Service CBS 195
Service requirements, dis‐ play 78
Settings, locking/unlocking 42
Settings, mirrors 53
Settings on Control Display 84
Shift paddles on the steering wheel 70
Side airbags 95
Signaling, horn 14
Signals when unlocking 43
Sitting safely 48
Size 220
Slide/tilt glass roof 46
Snow chains 186
Socket 143 Socket, OBD Onboard Diag‐
nostics 196
Spare fuse 208
Spare tire, refer to Emergency wheel 205
Specified engine oil types 192
Speed, average 82
Speed limit detection, com‐ puter 82
Speed limiter, display 79
Speed Limit Information 79
Speed warning 83
Split screen 24
Sport displays 83
Sport instruments, cockpit 87
SPORT program, Dynamic Driving Control 113
Sport program, transmis‐ sion 69
Stability control systems 111
Standard view, Head-up Dis‐ play 87
Start/stop, automatic func‐ tion 62
Start/Stop button 60
Start function during malfunc‐ tion 35
Starting the engine 61
Status control display, tires 99
Status information, onboard monitor 23
Status of Owner's Manual 7
Steering wheel, adjusting 55
Steptronic Sport transmission, see Steptronic transmis‐
sion 68
Steptronic transmission 68
Stopping the engine 61
Storage compartments 147
Storage, tires 182
Storing the vehicle 217
Suitable engine oils 192
Summer tires, tread 180
Sun visor 143
Supplementary text mes‐ sages 76 Seite 236REFERENCEEverything from A to Z236
Online Edition for Part no. 01 40 2 961 168 - II/15
