Alarm systemThe conceptThe vehicle alarm system responds to:▷Opening of a door, the hood or the tailgate.▷Movements in the vehicle: interior motion
sensor, refer to page 40.▷Changes in the vehicle tilt, e.g., during at‐
tempts to steal a wheel or tow the car.▷Interruptions in battery voltage.
The alarm system briefly indicates tampering:
▷By sounding an acoustic alarm.▷By switching on the hazard warning sys‐
tem.▷By flashing the high beams.
Arming and disarming the alarm
system
General information
When you lock or unlock the vehicle, either
with the remote control or via Comfort Access,
the alarm system is armed or disarmed at the
same time.
Door lock and armed alarm systemThe alarm system is triggered when the door is
opened if the vehicle was unlocked via the
door lock.
To stop this alarm, unlock the vehicle with the
remote control or switch on the ignition, if nec‐
essary through emergency detection of the re‐
mote control.
Tailgate and armed alarm system
The tailgate can be opened using the remote
control, even if the alarm system is armed.
Press the button on the remote control.
After the tailgate is closed, it is locked and
monitored again by the alarm system. The haz‐
ard warning system flashes once.
In some market-specific versions, the tailgate
can only be opened using the remote control if
the vehicle was unlocked first.
Switching off the alarm▷Unlock the vehicle using the remote con‐
trol, refer to page 32.▷Insert the remote control all the way into
the ignition lock.
Indicator lamp on the interior rearview
mirror
▷The indicator lamp flashes briefly every
2 seconds:
The system is armed.▷The indicator lamp flashes after locking:
The doors, hood or tailgate is not closed
properly, but the rest of the vehicle is se‐
cured.
The indicator lamp flashes continuously af‐
ter approx. 10 seconds. The interior motion
sensor is not active.▷The indicator lamp goes out after unlock‐
ing:
The vehicle has not been tampered with.▷If the indicator lamp flashes after unlocking
until the remote control is inserted in the
ignition, but for no longer than approx.
5 minutes:
An alarm has been triggered.
Panic mode
In dangerous situations, trigger the alarm sys‐
tem:
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Use only the lashing eyes pictured to fasten
the heavy-duty cargo straps. Do not secure
cargo using the upper top tether, refer to
page 53, mounting points; otherwise, these
may become damaged.◀
Roof-mounted luggage rack
Notes A special rack system is available as an op‐
tional accessory.
Anchorage points The anchorage points are located on the roof
railing.
Attachment Follow the installation instructions for the roof-
mounted luggage rack.
Be sure that adequate clearance is maintained
for tilting and opening the panoramic glass
sunroof.
Loading Because roof racks raise the vehicle's center
of gravity when loaded, they have a major ef‐
fect on vehicle handling and steering re‐
sponse.
Therefore, note the following when loading
and driving:▷Do not exceed the approved roof/axle
loads and the approved gross vehicle
weight.▷Distribute the roof load uniformly.▷The roof load should not be too large in
area.▷Always load the heaviest pieces on the
bottom.▷Fasten the roof-mounted luggage se‐
curely, for instance using lashing straps.▷Do not let objects project into the opening
path of the tailgate.▷Drive smoothly. Avoid sudden acceleration
and braking maneuvers. Take corners gen‐
tly.
Rear luggage rack
Notes A special rear rack is available as an optional
accessory. It does not require a trailer hitch.
Follow the installation instructions for the rear
rack.
Anchorage points
The anchorage points are under the covers in
the bumper. Remove the covers, refer to
page 260.
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1Backup lamp2Roadside parking lamp/tail lamp LED3Brake lamp4Turn signal5Inner brake lamp
If bulb 2 is defective, please contact the serv‐
ice center.
Lamps in fender
All bulbs are integrated in a central bulb holder.
1.Switch off the lamps and take the remote
control out of the ignition lock.2.Press the cover out of the rear cargo area
side trim and remove it.3.Disengage the bulb holder by pressing
down the upper clip, arrow 1.On the right side, take the button with the
fuel pump symbol out of the holder toward
the front if necessary.4.Squeeze the lower clips, arrows 2, and take
out the bulb holder.5.Apply gentle pressure to the bulb while
turning it to the left for removal and re‐
placement.6.Re-engage the bulb holder so that it audi‐
bly clicks into place.7.Replace the cover.
Inside brake lamps in the tailgate
1.Switch off the lamps and take the remote
control out of the ignition lock.2.Take the warning triangle out of the
bracket, refer to page 256.3.Release the screws of the tailgate panel,
arrows.4.Unclip the tailgate panel by pulling it down‐
ward.5.Push out the handle for opening manually
in the event of an electrical malfunction, re‐
fer to page 36, insert it through the open‐
ing, and take off the panel.Seite 252MobilityReplacing components252
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6.Release the bulb holder with the clip, see
arrows, and remove it.7.Apply gentle pressure to the bulb while
turning it to the left for removal and re‐
placement.8.Re-engage the bulb holder so that it audi‐
bly clicks into place.9.Insert the handle for opening manually
through the tailgate panel opening and
press it in.10.Reattach the tailgate panel.
License plate lamp, center brake lamp, and roadside parking lamp/tail lamp
These lamps are made using LED technology.
Contact your service center in the event of a
malfunction.
Changing wheels
Notes
Your vehicle is equipped with run-flat tires, re‐
fer to page 239, as standard equipment.
They do not need to be replaced immediately
in the event of a puncture.
No spare tire is available in the case of a flat
tire.
When mounting new tires or changing from
summer to winter tires or vice versa, use run-
flat tires for your own safety.
Suitable tools for changing the wheels are
available from the service center as an acces‐
sory.
Jacking points for the vehicle jack
The jacking points for the vehicle jack are lo‐
cated in the positions shown.
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 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 cen‐
ter to ensure that all comfort functions are fully
available.
Charging the battery
Note Do not connect the charger to the socket
Do not connect the battery charger to
the socket installed in the vehicle at the factory
as this could damage the battery.◀
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Storage compartmentnets 125
Storage compart‐ ments 123, 125
Storage, tires 239
Storing the seat position, re‐ fer to Seat and mirror mem‐
ory 48
Storing the vehicle 264
Street, entering for naviga‐ tion 145
Summer tires, refer to Wheels and tires 230
Summer tires, tread 236
Sun visor 117
Switches, refer to Cockpit 12
Switching off, engine 59
Switching off, vehicle 59
Switch-on times, parked-car ventilation 112
Symbols 6
T Tachometer 72
Tailgate 35
Tailgate– Comfort Access 37– Emergency operation, refer
to Opening manually 36– Opening from the inside 36– Opening from the out‐
side 36– Opening manually 36– Remote control 33
Tail lamp, bulb replace‐
ment 253
Tail lamps 251
Tail lamps
– Bulb replacement 252
Tank gauge, refer to Fuel
gauge 72
Tasks 213
Technical changes, refer to Safety 6
Technical data 268
Telephone 196
Telephone, adjusting the vol‐
ume 200
Telephone, installation loca‐ tion, refer to Center arm‐
rest 124
TeleService 219
Temperature– Automatic climate con‐
trol 109– Changing the unit of meas‐
ure 75
Temperature, coolant, refer to
Coolant temperature 72
Temperature display
– External temperature 71– External temperature warn‐
ing 71– Setting the unit 75
Temperature, engine oil 72
Temperature warning 71
Text messages 210
Theft alarm system, refer to Alarm system 39
Thigh support adjustment 45
Third brake lamp, refer to
Center brake lamp 253
Tilt alarm sensor 40
Tilting the passenger side mirror 49
Time
– Setting the time 75– Setting the time zone 76
Tire age 235
Tire identification marks 235
Tire inflation pressure 230
Tire inflation pressure, check‐ ing 230
Tire pressure monitor, refer to Flat Tire Monitor 91
Tire Pressure Monitor TPM 93
Tire Quality Grading 236
Tires
– Inflation pressure 230
Tires, breaking in 130
Tires, changing 237
Tires, condition 236
Tires, damage 237
Tire size 235
Tires, minimum tread 237
Tires, retreaded tires 238
Tires, run-flat tires 239
Tires, storage 239
Tire tread 236
Toll roads, route 153
Tone 164
Tool kit, refer to Onboard ve‐ hicle tool kit 247
Tools, refer to Onboard vehi‐ cle tool kit 247
Tow bar 259
Tow fitting 259
Towing 257
Towing another vehicle 258
Towing, being towed 258
Towing with automatic trans‐ mission 258
Town/city, navigation 145
Tow rope 259
Tow-starting 257, 260
TPM Tire Pressure Moni‐ tor 93
Traction control 98
Traffic bulletins, naviga‐ tion 157
Transmission– Automatic transmission with
Steptronic 65– Overriding selector lever
lock in case of automatic
transmission with Step‐
tronic 67
Transmission, automatic
transmission with Step‐
tronic 68
Transmission lock
– Refer to Changing selector
lever positions 66– Refer to P Park 66
Transmission positions, auto‐
matic transmission with
Steptronic 68
Transporting children safely 52
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