3."Last seat position auto."
Malfunction
If the vehicle can no longer be locked or un‐
locked with the remote control, the battery may
be discharged or there may be interference from
external sources such as mobile phones, metal
objects, overhead power lines, transmission
towers, etc.
If this occurs, unlock or lock the vehicle at the
door lock using the integrated key.
For US owners only
The transmitter and receiver units comply with
part 15 of the FCC/Federal Communication
Commission regulations. Operation is governed
by the following:
FCC ID:
▷LX8766S.
▷LX8766E.
▷LX8CAS.
▷LX8CAS2.
▷MYTCAS4.
Compliance statement:
This device complies with part 15 of the FCC
Rules. Operation is subject to the following two
conditions:
▷This device may not cause harmful interfer‐
ence, and
▷this device must accept any interference re‐
ceived, including interference that may
cause undesired operation.
Any unauthorized modifications or changes to
these devices could void the user's authority to
operate this equipment.
Using the door lock
General information
Locking from the outside
Do not lock the vehicle from the outside if
there are people in it, as the vehicle cannot be
unlocked from inside without special knowl‐
edge.◀
The alarm system is triggered when the door is
opened, if the vehicle is unlocked via the door
lock.
In order to terminate this alarm, unlock vehicle
with the remote control, or switch on the igni‐
tion, if necessary, by emergency detection of the
remote control.
Only the driver's door is unlocked or locked via
the door lock.
Locking the doors and trunk lid
together
To lock all doors and the trunk lid at once:
1.With the doors closed, lock the vehicle using
the button for the central locking system in
the interior.
2.Unlock and open the driver's or front pas‐
senger door.
3.Lock the vehicle.
▷Lock the driver's door using the
integrated key in the door lock, or
Seite 36
ControlsOpening and closing
36Online Edition for Part no. 01 40 2 608 633 - 11 09 490
▷Press down the lock button of the front
passenger door and close the door from
the outside.
The fuel filler flap can only be locked using the
remote control.
Manual operation
If an electrical malfunction occurs, lock or unlock
the vehicle using the integrated key via the door
lock on the driver's door.
Opening and closing: from the
inside
Locking and unlocking
Pressing the buttons locks and unlocks the
doors and the trunk lid when the front doors are
closed, but they are not secured against theft.
The fuel filler flap remains unlocked.
Unlocking and opening
▷Either unlock the doors together using the
button for the central locking system and
then pull the door handle above the armrest
or
▷Pull the door opener twice individually on
each door: the first time unlocks the door,
the second time opens it.
Automatic locking
The setting is stored for the remote control cur‐
rently in use.
1."Settings"
2."Door locks"
3.Select the desired function:
▷"Lock if no door is opened"
The vehicle locks automatically after a
short period of time if a door is not
opened.
▷"Lock after start. to drive"
The vehicle locks automatically after
you drive away.
Trunk lid
Opening
During opening, the trunk lid pivots back and up.
Ensure that adequate clearance is available be‐
fore opening.
Opening from the outside
▷Press the button on the trunk lid.
▷Press the button on the remote
control for approx. 1 second.
▷With Comfort Access the trunk lid opens
with no-touch activation, refer to page 39.
Seite 37
Opening and closingControls
37Online Edition for Part no. 01 40 2 608 633 - 11 09 490
Opening from the inside
Push the button in the driver's footwell.
If the vehicle is stationary, the trunk lid opens if
it is not locked.
Closing
Recessed grips in the interior trim of the trunk
lid make it easier to pull down the lid.
Danger of pinching
Make sure that the closing path of the
trunk lid is clear; otherwise, injuries may result.◀
Do not place the remote control in the
cargo area
Take the remote control with you and do not
leave it in the cargo area; otherwise, the remote
control is locked inside the vehicle when the
trunk lid is closed.◀
Locking separately
The trunk lid can be locked separately with the
switch in the front passenger glove compart‐
ment.
▷Trunk lid secured, arrow 1.
▷Trunk lid not secured, ar‐
row 2.
Slide the switch into the arrow 1 position. This
secures the trunk lid and disconnects it from the
central locking system.
When the front passenger glove compartment
is locked, the tailgate cannot be accessed.
This is beneficial when the vehicle is parked us‐
ing valet service. The infrared remote control
can be handed out without the key.
Emergency unlocking
Pull the handle inside the cargo area.
The trunk lid unlocks.
Comfort Access
The concept
The vehicle can be accessed without activating
the remote control.
All you need to do is to have the remote control
with you, e.g., in your jacket pocket.
The vehicle automatically detects the remote
control when it is nearby or in the passenger
compartment.
Comfort Access supports the following func‐
tions:
▷Unlocking/locking of the vehicle.
▷Unlocking of the trunk lid separately.
▷Open trunk lid with no-touch activation.
▷Starting the engine.
Functional requirements
▷There are no external sources of interfer‐
ence nearby.
▷To lock the vehicle, the remote control must
be located outside of the vehicle.
Seite 38
ControlsOpening and closing
38Online Edition for Part no. 01 40 2 608 633 - 11 09 490
▷The next unlocking and locking cycle is not
possible until after approx. 2 seconds.
▷The engine can only be started if the remote
control is inside the vehicle.
Comparison with ordinary remote
control
The functions can be controlled by pressing the
buttons of the remote control or Comfort Ac‐
cess.
Unlocking
Grasp the door handle on the driver's or front
passenger door completely, arrow 1. This cor‐
responds to pressing the button.
Locking
Press the area on the door handle, arrow 2, with
your finger for approx. 1 second.
This corresponds to pressing the button.
To save battery power, ensure that the ignition
and all electronic systems and/or power con‐
sumers are switched off before locking the ve‐
hicle.
Convenient closing
Press the area on the door handle, arrow 2, with
the finger and hold it down.
In addition to locking, the windows and the glass
sunroof are closed.
Monitor the closing process
Monitor the closing process to ensure that
no one becomes trapped.◀
Unlocking the trunk lid separately
Press the button on the exterior of the trunk lid.
This corresponds to pressing the button.
Do not place the remote control in the
cargo area
Take the remote control with you and do not
leave it in the cargo area; otherwise, the remote
control is locked inside the vehicle when the
trunk lid is closed.◀
Open trunk lid with no-touch activation
With Comfort Access, the trunk lid can be
opened with no-touch activation using the re‐
mote control you are carrying.
A sensor detects a directed foot motion in the
center of the area at the rear of the car and the
trunk lid opens.
During opening, the trunk lid pivots back and up.
Ensure that adequate clearance is available be‐
fore opening.
Do not touch vehicle
With the foot motion, make sure there is
steady stance and do not touch the vehicle; oth‐
erwise, there is a danger of injury, e. g. from hot
exhaust system parts.◀
1.Position in the center behind the vehicle.
Seite 39
Opening and closingControls
39Online Edition for Part no. 01 40 2 608 633 - 11 09 490
2.Move foot in the direction of travel under‐
neath the bumper and immediately back.
The trunk lid opens, regardless of whether it was
previously locked or unlocked.
Malfunction
Comfort Access may not function properly if it
experiences interference from external sources
such as mobile phones, metal objects, overhead
power lines, transmission towers, etc.
In this case, open or close the vehicle using the
buttons on the remote control or use the
integrated key in the door lock.
If there is a malfunction, open the trunk lid with
the remote control button or with the button on
the trunk lid.
Alarm system
The concept
The vehicle alarm system responds to:
▷Opening of a door, the hood or the trunk lid.
▷Movements in the vehicle.
▷Changes in the vehicle tilt, e.g., during at‐
tempts to steal a wheel or when towing the
car.
▷Interruptions in battery voltage.
The alarm system briefly indicates tampering:
▷By sounding an acoustic alarm.
▷By switching on the hazard warning system.
▷By flashing the daytime running lights.
Arming and disarming the alarm
system
General information
When you lock or unlock the vehicle, either with
the remote control or at the door lock, the alarm
system is armed or disarmed at the same time.
Door lock and armed alarm system
The alarm system is triggered when the door is
opened, if the vehicle is unlocked via the door
lock.
In order to terminate this alarm, unlock vehicle
with the remote control or switch on the ignition,
if necessary, by emergency detection of the re‐
mote control.
Trunk lid and armed alarm system
The trunk lid can be opened using the remote
control, even if the alarm system is armed.
Press the button on the remote control
for approx. 1 second.
After the trunk lid is closed, it is locked and
monitored again by the alarm system. The haz‐
ard warning system flashes once.
In some vehicle equipment variants, the trunk lid
can only be opened using the remote control if
the vehicle was unlocked first.
Panic mode
Press the button on the remote control
for at least 3 seconds.
Switching off the alarm
▷Unlock the vehicle using the remote control.
▷With Comfort Access: if you are carrying the
remote control with you, pull on the door
handle.
Seite 40
ControlsOpening and closing
40Online Edition for Part no. 01 40 2 608 633 - 11 09 490
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 trunk lid is not closed
properly, but the rest of the vehicle is se‐
cured.
After 10 seconds, the indicator lamp flashes
continuously. Interior motion sensor and tilt
alarm sensor are not active.
▷The indicator lamp goes out after unlocking:
The vehicle has not been tampered with.
▷The indicator lamp flashes after unlocking
until the engine is started, but no longer than
approx. 5 minutes:
An alarm has been triggered.
Tilt alarm sensor
The tilt of the vehicle is monitored.
The alarm system responds in situations such
as attempts to steal a wheel or when the car is
towed.
Interior motion sensor
The windows and glass sunroof must be closed
for the system to function properly.
Avoiding unintentional alarms
The tilt alarm sensor and interior motion sensor
can be switched off together, such as in the fol‐
lowing situations:
▷In automatic car washes.
▷In duplex garages.
▷During transport on car-carrying trains, at
sea or on a trailer.
▷When animals are to remain in the vehicle.
Switching off the tilt alarm sensor and
interior motion sensor
Press the remote control button again
within 10 seconds as soon as the vehicle
is locked.
The indicator lamp lights up for approx. 2 sec‐
onds and then continues to flash.
The tilt alarm sensor and interior motion sensor
are switched off until the vehicle is locked again.
Power windows
General information
Take the remote control with you
Take the remote control with you when
leaving the vehicle so that children, for example,
cannot operate the power windows and injure
themselves.◀
Opening
▷ Press the switch to the resistance
point.
The window opens while the switch is held.
Seite 41
Opening and closingControls
41Online Edition for Part no. 01 40 2 608 633 - 11 09 490
▷ Press the switch beyond the resist‐
ance point.
The window opens automatically.
Pressing again stops the motion.
Convenient opening, refer to page 34, via the
remote control.
Closing
Danger of pinching
Monitor the closing process and make
sure that the closing path of the window is clear;
otherwise, injuries may result.◀
▷ Pull the switch to the resistance point.
The window closes while the switch is held.
▷ Pull the switch beyond the resistance
point.
The window closes automatically.
Pressing the switch stops the motion.
Convenient operation, refer to page 34, via the
remote control.
Convenient closing, refer to page 39, with Com‐
fort Access.
Pinch protection
If the closing force exceeds a specific value as a
window closes, the closing action is interrupted.
The window reopens slightly.
Danger of pinching even with pinch pro‐
tection
Even with the pinch protection system, check
that the window's closing path is clear; other‐
wise, the closing action may not stop in certain
situations, e.g., if thin objects are present.◀
No window accessories
Do not install any accessories in the range
of movement of the windows; otherwise, the
pinch protection system will be impaired.◀
Closing without the pinch protection
system
Danger of pinching
Monitor the closing process and make
sure that the closing path of the window is clear;
otherwise, injuries may result.◀
For example, if there is an external danger or if
ice on the windows prevents a window from
closing normally, proceed as follows:
1.Pull the switch past the resistance point and
hold it there.
Pinch protection is limited and the window
reopens slightly if the closing force exceeds
a certain value.
2.Pull the switch past the resistance point
again within approx. 4 seconds and hold it
there.
The window closes without pinch protec‐
tion.
Safety switch
The safety switch in the driver's door can be
used to prevent children, for example, from
opening and closing the rear windows using the
switches in the rear.
Switching on and off
Press the button.
The LED lights up if the safety function
is switched on.
Safety switch for rear operation
Press the safety switch when transporting
children in the rear; otherwise, injury may result
if the windows are closed without supervision.◀
Seite 42
ControlsOpening and closing
42Online Edition for Part no. 01 40 2 608 633 - 11 09 490
Roller sunblinds
Roller sunblind for rear window
General information
If you are no longer able to move the roller sun‐
blind for the rear window after having activated
it a number of times in a row, the system is
blocked for a limited time to prevent overheat‐
ing. Let the system cool.
The roller sunblind for the rear window cannot
be moved at low interior temperatures.
Extending or retracting roller blind for
rear window
Press the button.
Roller sunblinds for the rear side
windows
Pull out the roller sunblind at the loop and hook
it onto the bracket.
Do not open the window while the roller
sunblind is raised.
Do not open the window while the roller sunblind
is raised; otherwise, there is a risk of damage at
high speeds that may result in personal injury.◀
Glass sunroof, powered
General information
The glass sunroof is operational when the igni‐
tion is switched on.
Danger of pinching
Monitor the closing process and make
sure that the closing path of the glass sunroof is
clear; otherwise, injuries may result.◀
Take the remote control with you
Take the remote control with you when
leaving the vehicle so that children, for example,
cannot operate the roof and injure themselves.◀
Tilting the glass sunroof
Push switch upward briefly.
▷Closed roof is tilted open.
▷The opened roof closes until
it is in its tilted position. The
sliding visor stays completely
open.
Opening/closing the glass sunroof and
sliding visor together
▷Slide switch back to the re‐
sistance point and hold.
Glass sunroof and sliding vi‐
sor open together as long as
the switch is held down.
▷Press switch back past the resistance point.
The glass sunroof and sliding visor open au‐
tomatically. Pressing the switch again stops
the opening motion.
Analogously, the glass sunroof is closed by slid‐
ing the switch forward.
The sliding visor remains open and can be
closed by hand.
Convenient operation, refer to page 34, via the
remote control.
Convenient closing, refer to page 39, with Com‐
fort Access.
Pinch protection system
If the closing force when closing the glass sun‐
roof exceeds a certain value, the closing move‐
ment is stopped, beginning at approximately the
Seite 43
Opening and closingControls
43Online Edition for Part no. 01 40 2 608 633 - 11 09 490