Changing wheels
Hints
When using run-flat tires or sealants, a tire
does not need to be changed immediately in
the event of pressure loss due to a flat tire.
Which is why no spare tire is available.
The tools for changing wheels are available as
accessories from your service center.
Jacking points for the vehicle jack
The jacking points for the vehicle jack are lo‐
cated at the positions shown.
Vehicle battery Maintenance
The battery is maintenance-free.
The added amount of acid is sufficient for the
service life of the battery.
Further information about the battery can be
obtained from your service center.
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 the service center
to ensure that all comfort features are fully
available and that any Check Control mes‐
sages of these comfort features are no longer
displayed.
Charging the battery
General information
Make sure that the battery is always suffi‐
ciently 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 pe‐
riods, longer than a month.
Hints
Do not connect charging devices to the
12 volt socket in the vehicle
Do not connect battery chargers to the fac‐
tory-installed 12 volt sockets in the vehicle as
this may damage the vehicle battery due to an
increased power consumption.◀
Starting aid terminals
In the vehicle, only charge the battery via the
starting aid terminals, refer to page  226, in the
engine compartment with the engine off.
Power failure
After a temporary power loss, some equipment
needs to be newly initialized or individual set‐
tings updated, e. g.:
▷Seat and mirror memory: store the posi‐
tions again.▷Time: update.▷Date: update.▷Glass sunroof: initialize the system, refer to
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Headlights, care 231 
Headlight washer system  70 
Head restraints  51 
Head restraints, front  55 
Head restraints, rear  56 
Head-up Display  91 
Head-up Display, care  233 
Heavy cargo, stowing  174 
Height, vehicle  236 
High-beam Assistant  95 
High beams  70 
High beams/low beams, refer to High-beam Assistant  95 
Hills  172 
Hill start assistant, refer to Drive-off assistant  124 
Hints  6 
Holder for beverages  165 
Homepage  6 
Hood  205 
Horn  14 
Hot exhaust system  171 
HUD Head-up Display  91 
Hydroplaning  171 
I Ice warning, see External temperature warning  83 
Icy roads, see External tem‐ perature warning  83 
Identification marks, tires  195 
Identification number, see ve‐ hicle identification num‐
ber  9 
iDrive  18 
Ignition key, refer to Remote control  34 
Ignition off  65 
Ignition on  65 
Indication of a flat tire  102 , 105  
Indicator and alarm lamps, see Check Control  79 
Indicator lamp, see Check Control  79 Individual air distribu‐
tion  147, 150  
Individual settings, refer to Personal Profile  35 
Inflation pressure, tires  193 
Inflation pressure warning FTM, tires  105 
Info display, refer to On- Board computer  87 
Initialize, Tire Pressure Moni‐ tor TPM  102 
Initializing, Flat Tire Monitor FTM  105 
Instrument cluster  78 
Instrument cluster, electronic displays  78 
Instrument lighting  96 
Integrated key  34 
Integrated Owner's Manual in the vehicle  30 
Intelligent Emergency Re‐ quest  224 
Intelligent Safety  107 
Intensity, AUTO pro‐ gram  149 
Interior equipment  153 
Interior lights  96 
Interior lights during unlock‐ ing  37 
Interior lights with the vehicle locked  38 
Interior motion sensor  47 
Interior rearview mirror, auto‐ matic dimming feature  60 
Interior rearview mirror, com‐ pass  155 
Interior rearview mirror, man‐ ually dimmable  60 
Internet page  6 
Interval display, service re‐ quirements  84 
Interval mode  71 J
Jacking points for the vehicle jack  221 
Joystick, Steptronic transmis‐ sion  74 
Jump-starting  225 
K
Key/remote control  34 
Keyless Go, refer to Comfort Access  42 
Key Memory, refer to Per‐ sonal Profile  35 
Kickdown, Steptronic trans‐ mission  74 
Knee airbag  99 
L Lamp replacement  213 
Lamp replacement, front  214 
Lamp replacement, rear  218 
Lane departure warning  115 
Lane margin, warning  115 
Language on Control Dis‐ play  91 
Lashing eyes, securing cargo  174 
LATCH child restraint sys‐ tem  63 
Launch Control  76 
Leather, care  232 
LEDs, light-emitting di‐ odes  213 
Length, vehicle  236 
Letters and numbers, enter‐ ing  25 
Light alloy wheels, care  232 
Light control  94 
Light-emitting diodes, LEDs  213 
Lighter  157 
Lighting  93 
Lights  93 Seite 244ReferenceEverything from A to Z244
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