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X Convenience closing feature: touch
recessed sensor surface ; for an exten- ded period.
X To unlock the boot lid/tailgate: pull the
handle on the boot lid/tailgate.
For further information on the convenience closing feature (Y page 95).
Changing the settings of the locking system You can change the settings of the locking system. This means that only the driver's door and the fuel filler flap are unlocked when the vehicle is unlocked. This is useful if you fre- quently travel on your own. X To change the setting: press and hold down the % and & buttons on the key simultaneously for approximately six seconds until the battery check lamp flashes twice (Y page 83).
i If the setting of the locking system is
changed within the signal range of the vehi- cle, pressing the & or % button: Rlocks or Runlocks the vehicle
The key now functions as follows: X To unlock the driver's door: press the
% button once.
X To unlock centrally: press the % but-
ton twice.
X To lock centrally: press the & button.
The KEYLESS-GO function is changed as fol- lows: X To unlock the driver's door: touch the inner surface of the door handle on the driver's door.
X To unlock centrally: touch the inner sur-
face of the door handle on the front- passenger door or the rear door.
X To lock centrally: touch the outer sensor
surface on one of the door handles.
X To restore the factory settings: press
and hold down the % and & buttons simultaneously for approximately six sec- onds until the battery check lamp flashes twice (Y page 83).
Emergency key element General notes If the vehicle can no longer be locked or unlocked with the key, use the emergency key element. If you use the emergency key element to unlock and open the driver's door or the boot lid/tailgate, the anti-theft alarm system will be triggered (Y page 75). There are several ways to turn off the alarm: X To turn the alarm off with the key: press
the % or & button on the key.
or X Insert the key into the ignition lock. or X To deactivate the alarm with KEYLESS- GO: press the Start/Stop button in the igni- tion lock. The key must be in the vehicle.
or X Lock or unlock the vehicle using KEYLESS- GO. The key must be outside the vehicle.
Key
83
If you unlock the vehicle using the emergency key element, the fuel filler flap will not be unlocked automatically. X To unlock the fuel filler flap: insert the
key into the ignition lock.
Removing the emergency key element
environmentally responsible recycling system. Dispose of batteries in an environmentally responsible manner. Take discharged batteries to a qualified spe- cialist workshop or to a col- lection point for used batter- ies.
Mercedes-Benz recommends that you have the batteries replaced at a qualified specialist workshop.
Checking the battery
: Release catch ; Emergency key element X Push release catch : in the direction of the arrow and at the same time, remove emergency key element ; from the key.
Battery of the key Important safety notes G WARNING Batteries contain toxic and corrosive substan- ces. If batteries are swallowed, it can result in severe health problems. There is a risk of fatal injury. Keep batteries out of the reach of children. If a battery is swallowed, seek medical attention immediately. H Environmental note
Batteries contain pollutants. It is illegal to dispose of them with the household rubbish. They must be collected sep- arately and disposed of in an
X Press the & or % button.
The battery is working properly if battery check lamp : lights up briefly. The battery is discharged if battery check lamp : does not light up briefly. X Change the battery (Y page 83). i If the key battery is checked within the
signal reception range of the vehicle, press- ing the & or % button: Rlocks or Runlocks the vehicle
i You can get a battery at any qualified spe-
cialist workshop.
Replacing the battery You require a CR 2025 3 V cell battery. X Take the emergency key element out of the
key (Y page 82).
84 Key
X Insert the front tabs of battery compart- ment cover : into the housing and then press to close it.
X Insert emergency key element ; into the
X Check the function of all key buttons on the
key (Y page 82).
vehicle.
: Battery compartment cover ; Emergency key element X Press emergency key element ; into the opening in the key in the direction of the arrow until battery compartment cover : opens. When doing so, do not hold battery compartment cover : shut.
X Remove battery compartment cover :.
= Battery X Repeatedly tap the key against your palm
until battery = falls out.
X Insert the new battery with the positive ter- minal facing upwards. Use a lint-free cloth to do so.
X Make sure that the surface of the battery is free from lint, grease and all other forms of contamination.
Key
85
Problems with the key Problem You cannot lock or unlock the vehicle using the key.
Possible causes/consequences and M Solutions The key battery is discharged or nearly discharged. X Try again to lock/unlock the vehicle using the remote control function of the key. Point the tip of the key at the driver's door handle from close range and press the % or & button.
If this does not work: X Check the key battery (Y page 83) and replace it if necessary
(Y page 83).
X Lock (Y page 88) or unlock (Y page 88) the vehicle using
the emergency key element.
You can no longer lock or unlock the vehicle using KEYLESS-GO.
The key is faulty. X Lock (Y page 88) or unlock (Y page 88) the vehicle using
the emergency key element.
X Have the key checked at a qualified specialist workshop. There is interference from a powerful source of radio waves. X Lock/unlock the vehicle using the remote control function of the key. Point the tip of the key at the driver's door handle from close range and press the % or & button.
There is a fault with KEYLESS-GO. X Lock/unlock the vehicle using the remote control function of the key. Point the tip of the key at the driver's door handle from close range and press the % or & button.
X Have KEYLESS-GO checked at a qualified specialist workshop. If this does not work: X Check the key battery (Y page 83) and replace it if necessary
(Y page 83).
X Lock (Y page 88) or unlock (Y page 88) the vehicle using
the emergency key element.
You have lost a key.
You have lost the emer- gency key element.
X Have the key deactivated at a qualified specialist workshop. X Report the loss immediately to the vehicle insurers. X If necessary, have the locks changed as well. X Report the loss immediately to the vehicle insurers. X If necessary, have the locks changed as well.
86 Doors
Problem The engine cannot be started using the key.
Possible causes/consequences and M Solutions the on-board voltage is too low. X Switch off non-essential consumers, e.g. seat heating or interior
lighting, and try to start the engine again.
The engine cannot be started using KEYLESS- GO. The key is in the vehicle.
If this does not work: X Check the starter battery and charge it if necessary
(Y page 361).
or X Jump-start the vehicle (Y page 363). or X Consult a qualified specialist workshop. A door is open. Therefore, the key cannot be detected as easily. X Close the door and try to start the vehicle again. There is interference from a powerful source of radio waves. X Start your vehicle with the key in the ignition lock.
Doors Important safety notes United Kingdom only: G WARNING When the double locks are activated, the doors can no longer be opened from the inside. People in the vehicle can no longer get out, e.g. in hazardous situations. There is a risk of injury. Therefore, do not leave any people unsuper- vised in the vehicle, particularly children, eld- erly people or people in need of special assis- tance. Do not activate the double lock when people are in the vehicle.
If the vehicle has been locked from the out- side, the double lock function is activated as standard. It is then not possible to open the doors from inside the vehicle. You can deac- tivate the double lock function by deactivat- ing the interior motion sensor (Y page 76). The doors can then be opened from the inside after the vehicle has been locked from the outside. The anti-theft alarm system is trig-
gered if the door is opened from the inside. Switch off the alarm (Y page 75). All countries: G WARNING If children are left unsupervised in the vehicle, they could: Ropen the doors, thus endangering other
people or road users.
Rget out and disrupt traffic. Roperate the vehicle's equipment. Additionally, children could set the vehicle in motion if, for example, they: Rrelease the parking brake. Rshift the automatic transmission out of
parking position P.
Rshift the manual transmission into neutral. Rstart the engine. There is a risk of an accident and injury. When leaving the vehicle, always take the key with you and lock the vehicle. Never leave children or animals unattended in the vehicle. Always keep the key out of reach of children.
Doors
87
G WARNING If persons (particularly children) are exposed to heat or cold for a prolonged period, there is a risk of serious or even fatal injuries. Never leave persons (particularly children) unatten- ded in the vehicle.
Unlocking and opening the doors from the inside For all countries except the United King- dom: you can open a door from inside the vehicle even if it has been locked. If the vehi- cle has previously been locked with the key or with KEYLESS-GO, opening a door from the inside will trigger the anti-theft alarm system. Switch off the alarm (Y page 75). United Kingdom only: if the vehicle has been locked with the key from the outside, the double-lock function is activated as standard. It is then not possible to open the doors from inside the vehicle. You can deac- tivate the double lock function by deactivat- ing the interior motion sensor (Y page 76). The doors can then be opened from the inside after the vehicle has been locked from the outside. The anti-theft alarm system is trig- gered if the door is opened from the inside. Switch off the alarm (Y page 75). For all countries: You can only open the rear doors from inside the vehicle if they are not secured by the child-proof locks (Y page 66).
X Pull door handle ;.
If the door is locked, locking knob : pops up. The door is unlocked and can be opened.
Centrally locking and unlocking the vehicle from the inside You can centrally lock or unlock the vehicle from the inside.
X To unlock: press button :. X To lock: press button ;.
If all the doors are closed, the vehicle locks. This does not lock or unlock the fuel filler flap. You cannot unlock the vehicle centrally from the inside if the vehicle has been locked with the key or KEYLESS-GO. For all countries except the United King- dom: you can open a door from inside the vehicle even if it has been locked. For the United Kingdom only: you can only open a door from inside the vehicle if the dou- ble lock function has been deactivated. You can deactivate the double lock function by deactivating the interior motion sensor (Y page 76). For all countries: You can only open the rear doors from inside the vehicle if they are not secured by the child-proof locks (Y page 66).
88 Doors
If the vehicle has been locked using the lock- ing button for the central locking, or has been locked automatically, and a door is opened from the inside: Rthe vehicle will be fully unlocked if it had
previously been fully unlocked
Ronly the door which has been opened form
the inside is unlocked if only the driver's door had been previously unlocked
Automatic locking feature
Unlocking the driver's door (emer- gency key element) If the vehicle can no longer be unlocked with the key, use the emergency key element. X Take the emergency key element out of the
key (Y page 82).
X Insert the emergency key element into the lock of the driver's door as far as it will go.
X To deactivate: press and hold button : for approximately five seconds until a tone sounds.
X To activate: press and hold button ; for
approximately five seconds until a tone sounds.
i If you press one of the two buttons and do not hear a tone, the relevant setting has already been selected.
The vehicle is locked automatically when the ignition is switched on and the wheels are turning. You could therefore be locked out if: Rthe vehicle is being pushed. Rthe vehicle is being towed. Rthe vehicle is being tested on a dynamom-
eter.
You can also switch the automatic locking function on and off using the on-board com- puter (Y page 258).
1 To unlock X Turn the emergency key element anti-
clockwise to position 1. The door is unlocked.
i On right-hand-drive vehicles, turn the
emergency key element clockwise.
X Turn the emergency key element back and
remove it.
X Insert the emergency key element into the
key.
If you use the emergency key element to unlock and open the driver's door, the anti- theft alarm system will be triggered (Y page 75).
Locking the vehicle (emergency key element) If the vehicle can no longer be locked with the key, use the emergency key element. X Open the driver's door. X Close the front-passenger door, the rear
doors and the boot lid/tailgate.
X Press the locking button (Y page 87).
X Check whether the locking knobs on the front-passenger door and the rear doors are still visible. Press down the locking knobs manually, if necessary (Y page 87).
X Close the driver's door. X Take the emergency key element out of the
key (Y page 82).
X Insert the emergency key element into the lock of the driver's door as far as it will go.
1 To lock X Turn the emergency key element clockwise
as far as it will go to position 1.
i On right-hand-drive vehicles, turn the emergency key element anti-clockwise.
X Turn the emergency key element back and
remove it.
X Make sure that the doors and the boot lid/
tailgate are locked.
X Insert the emergency key element into the
key.
Boot/luggage compartment Important safety notes G WARNING Combustion engines emit poisonous exhaust gases such as carbon monoxide. Exhaust gases can enter the vehicle interior if the boot lid/tailgate is open when the engine is run- ning, especially if the vehicle is in motion. There is a risk of poisoning.
Boot/luggage compartment
89
Always switch off the engine before opening the boot lid/tailgate. Never drive with the boot lid/tailgate open. G WARNING If persons (particularly children) are exposed to heat or cold for a prolonged period, there is a risk of serious or even fatal injuries. Never leave persons (particularly children) unatten- ded in the vehicle.
! The boot lid/tailgate swings upwards and to the rear when opened. Therefore, make sure that there is sufficient clearance above and behind the boot lid/tailgate. i Boot lid/tailgate opening dimensions
(Y page 413).
Ideally, place luggage or loads in the boot/ luggage compartment. Observe the loading guidelines (Y page 306). Do not leave the key in the boot/luggage compartment. You could otherwise lock your- self out. Vehicles without the boot lid remote clos- ing feature: the boot lid can be: Ropened and closed manually from outside Ropened automatically from outside Ropened automatically from inside Runlocked with the emergency key element Vehicles with the boot lid remote closing feature: the boot lid can be: Ropened and closed manually from outside Ropened and closed automatically from the
outside
Ropened and closed automatically from the
inside
Runlocked with the emergency key element CLS Shooting Brake: you can: Ropen and close the tailgate manually from
outside
Ropen and close the tailgate automatically
from outside
90
Boot/luggage compartment
Ropen and close the tailgate automatically
from inside
Rlimit the opening angle of the tailgate Runlock the tailgate using the emergency
key element
Boot lid/tailgate reversing function The boot lid/tailgate is equipped with an automatic reversing feature. It reacts if a solid object obstructs or restricts the boot lid/tail- gate during the closing procedure. The boot lid/tailgate opens again automatically. The automatic reversing function is only an aid and is not a substitute for your attentiveness to the boot lid/tailgate while it is closing. G WARNING The reversing function does not react: Rto soft, light and thin objects, e.g. small fin-
gers
Rover the last 8 mm of the closing path This means that the reversing feature cannot prevent someone being trapped in these sit- uations. There is a risk of injury. When closing make sure that no parts of the body are in the closing area. If someone is trapped: Rpress the F button on the key, or Rpress the remote operating switch on the
driver's door, or
Rpress the closing or locking button on the
boot lid/tailgate, or
Rpull the handle on the boot lid/tailgate
Opening/closing from the outside Opening
Handle (example: CLS Coupé) X Press the % button on the key. X CLS Coupé: pull handle :. X Raise the boot lid. CLS Shooting Brake: if you pull handle : and keep it in this position, you can open the tailgate manually. If you release the handle, the tailgate opens automatically.
Closing
Recess (example: CLS Coupé) X Pull the boot lid/tailgate down using
recess :.
X CLS Shooting Brake: let the tailgate to
drop into the lock.
X If necessary, lock the vehicle with
the & button on the key (Y page 81) or with KEYLESS-GO (Y page 81).
Boot/luggage compartment
91
Use one of the following options to stop the closing process: RPress the F button on the key. RPress the remote operating switch on the
driver's door.
RPress the closing or locking button on the
boot lid/tailgate.
RPull the handle on the boot lid/tailgate.
! The boot lid/tailgate swings upwards and to the rear when opened. Therefore, make sure that there is sufficient clearance above and behind the boot lid/tailgate.
i Opening dimensions of the boot lid/tail-
gate (Y page 413).
Opening You can open the boot lid/tailgate automati- cally with the key or the handle in the boot lid/tailgate. You can open the boot lid/tailgate automati- cally with the key or the handle in the boot lid/tailgate. X Press and hold the F button on the key
until the boot lid/tailgate opens.
or X If the boot lid/tailgate is unlocked, pull the handle of the boot lid/tailgate and release it again immediately (Y page 90).
i If a KEYLESS-GO key is detected in the boot/luggage compartment, the boot lid/ tailgate will not lock. Saloon: the boot lid then opens again.
Opening/closing automatically from the outside Important safety notes United Kingdom only: G WARNING When the double locks are activated, the doors can no longer be opened from the inside. People in the vehicle can no longer get out, e.g. in hazardous situations. There is a risk of injury. Therefore, do not leave any people unsuper- vised in the vehicle, particularly children, eld- erly people or people in need of special assis- tance. Do not activate the double lock when people are in the vehicle.
If the vehicle has been locked from the out- side, the double lock function is activated as standard. It is then not possible to open the doors from inside the vehicle. You can deac- tivate the double-lock function by deactivat- ing the interior motion sensor (Y page 76). The doors can then be opened from the inside after the vehicle has been locked from the outside. The anti-theft alarm system is trig- gered if the door is opened from the inside. Switch off the alarm (Y page 75). All countries: G WARNING Parts of the body could become trapped dur- ing automatic closing of the boot lid or tail- gate. Moreover, people, e.g. children, may be standing in the closing area or may enter the closing area during the closing process. There is a risk of injury. Make sure that nobody is in the vicinity of the closing area during the closing process.
92
Boot/luggage compartment
Closing
Closing button and locking button (example: CLS Coupé) : Closing button ; Locking button X To close: press closing button : in the
boot lid/tailgate.
CLS Coupé with boot lid remote closing feature and KEYLESS-GO: you can simulta- neously close and lock the boot lid. X Press locking button ; in the boot lid. CLS Shooting Brake: you can simultane- ously close and lock the tailgate. X Press locking button ; on the tailgate. i If you leave a KEYLESS-GO key in the
boot/luggage compartment, the boot lid/ tailgate will not lock.
Opening/closing automatically from the inside Important safety notes G WARNING Parts of the body could become trapped dur- ing automatic closing of the boot lid or tail- gate. Moreover, people, e.g. children, may be standing in the closing area or may enter the closing area during the closing process. There is a risk of injury. Make sure that nobody is in the vicinity of the closing area during the closing process.
Use one of the following options to stop the closing process: RPress the F button on the key. RPress the remote operating switch on the
driver's door.
RPress the closing or locking button on the
boot lid/tailgate.
RPull the handle on the boot lid/tailgate.
! The boot lid/tailgate swings upwards and to the rear when opened. Therefore, make sure that there is sufficient clearance above and behind the boot lid/tailgate.
i Opening dimensions of the boot lid/tail-
gate (Y page 413).
Opening and closing
X To open: pull remote operating switch for boot lid/tailgate : until the boot lid/tail- gate opens.
X To close (CLS Coupé): press remote oper- ating switch for boot lid : until the boot lid is closed.
X To close (CLS Shooting Brake): turn the key to position 1 or 2 in the ignition lock.
X Press remote operating switch for tail-
gate : until the tailgate is closed.
You can open and close the boot lid/tailgate from the driver's seat when the vehicle is sta- tionary and unlocked.
Limiting the opening angle of the tail- gate (CLS Shooting Brake) Important safety notes ! Make sure there is sufficient clearance to
open the tailgate fully when setting the opening angle. The tailgate could otherwise be damaged. Ideally, set the opening angle outside.
To activate You can limit the opening angle of the tail- gate. This is possible in the top half of its opening range, up to approximately 20 cm before the stop. X To open the tailgate: pull the handle on
the tailgate.
X To stop the opening procedure at the desired position: press the closing button (Y page 91) in the tailgate or pull the handle on the outside of the tailgate again.
X To store the position: press and hold the closing button in the tailgate until you hear a short tone. The opening angle limiter is activated. The tailgate then stops in the stored position when opened.
To deactivate X Press and hold the closing button
(Y page 91) in the tailgate until you hear two short tones.
Unlocking the boot (CLS Coupé) ! The boot lid swings upwards when
opened. Therefore, make sure that there is sufficient clearance above the boot lid.
If the boot cannot be unlocked with the key or KEYLESS-GO, use the emergency key ele- ment. If you use the emergency key element to unlock and open the boot lid, the anti-theft alarm system will be triggered (Y page 75).
Boot/luggage compartment
93
X Take the emergency key element out of the
key (Y page 82).
X Insert the emergency key element into the
boot lid lock to the stop.
1 Neutral position 2 To unlock X Turn the emergency key element anti-
clockwise from position 1 as far as it will go to position 2. The boot is unlocked.
X Turn the emergency key element back to
position 1 and remove it.
X Insert the emergency key element into the
key.
Tailgate emergency release (CLS Shooting Brake) General notes ! The tailgate swings upwards and to the rear when opened. Therefore, make sure that there is sufficient clearance above and behind the tailgate.
i Boot lid/tailgate opening dimensions
(Y page 413).
If the tailgate can no longer be opened from outside the vehicle, use the emergency release on the inside of the tailgate.
94
Side windows
Opening
X Take the emergency key element out of the
X Insert emergency key element ; into the
key (Y page 82).
opening in trim :.
X Turn emergency key element ; 90° clock-
wise.
X Push emergency key element ; in the direction of the arrow and open the tail- gate.
Side windows Important safety notes G WARNING While opening the side windows, body parts could become trapped between the side win- dow and the door frame as the side window moves. There is a risk of injury. Make sure that nobody touches the side win- dow during the opening procedure. If some- body becomes trapped, release the switch or pull the switch to close the side window again. G WARNING While opening the side windows, body parts in the closing area could become trapped. There is a risk of injury. Make sure that no body parts are in close proximity during the closing procedure. If somebody becomes trapped, release the switch or press the switch to open the side window again.
G WARNING If children operate the side windows they could become trapped, particularly if they are left unsupervised. There is a risk of injury. Activate the override feature for the rear side windows. When leaving the vehicle, always take the key with you and lock the vehicle. Never leave children unattended in the vehi- cle.
Side window reversing feature The side windows are equipped with an auto- matic reversing feature. If a solid object blocks or restricts a side window during the closing process, the side window opens again automatically. The automatic reversing func- tion is only an aid and is not a substitute for your attentiveness to the side window while it is closing. G WARNING The reversing function does not react: Rto soft, light and thin objects, e.g. small fin-
gers
Rover the last 4 mm of the closing movement Rduring resetting Rwhen closing the side window again man- ually immediately after automatic reversing This means that the reversing function cannot prevent someone being trapped in these sit- uations. There is a risk of injury. When closing make sure that no parts of the body are in the closing area. If someone becomes trapped, press the switch to open the side window again.
Opening and closing the side win- dows The switches for all side windows are located on the driver's door. There is also a switch on each door for the corresponding side window. The switches on the driver's door take prec- edence.
Side windows
95
Ropen the sliding sunroof Rswitch on the seat ventilation for the driv-
er's seat
i The convenience opening feature can only be operated using the key. The key must be close to the driver's door handle.
Convenience opening feature X Point the tip of the key at the driver's door
handle.
X Press and hold the % button until the
side windows and the sliding sunroof are in the desired position.
X To interrupt convenience opening:
release the % button.
Convenience closing feature Important safety notes G WARNING When the convenience closing feature is oper- ating, parts of the body could become trapped in the closing area of the side window and the sliding sunroof. There is a risk of injury. Observe the complete closing procedure when the convenience closing feature is oper- ating. When closing make sure that no parts of the body are in the closing area.
Proceed as follows if someone is trapped: With the key: Rrelease the & button. Rpress and hold the % button until the
side windows and the sliding sunroof or the panorama sliding sunroof open again.
With KEYLESS-GO: Rrelease the sensor surface on the door han-
dle.
Rpull the door handle immediately and hold
it. The side windows and the sliding sunroof or the panorama sliding sunroof open.
: Front left ; Front right = Rear right ? Rear left X Turn the key to position 1 or 2 in the ignition
lock.
X To open: press the corresponding switch. X To close: pull the corresponding switch. i If you press the switch beyond the point of resistance, an automatic opening/clos- ing process is started in the corresponding direction. You can stop automatic opera- tion by pressing again.
i You can continue to operate the side win-
dows after switching off the engine or removing the key. This function remains active for five minutes or until the driver's or front-passenger door is opened.
i The side windows cannot be operated
from the rear when the override feature for the side windows is activated (Y page 66).
Convenience opening feature General notes You can ventilate the vehicle before you start driving. To do this, the key is used to carry out the following functions simultaneously: Runlock the vehicle Ropen the side windows
96
Side windows
X To interrupt convenience closing:
release recessed sensor surface : on the door handle.
Resetting the side windows If a side window can no longer be closed fully, you must reset it. X Close all doors. X Turn the key to position 1 or 2 in the ignition
lock.
X Pull the corresponding switch on the door control panel until the side window is com- pletely closed. (Y page 94)
X Hold the switch for an additional second. If the side window opens again slightly: X Immediately pull the corresponding switch on the door control panel until the side win- dow is completely closed (Y page 94).
X Hold the switch for an additional second. X If the corresponding side window remains closed after the button has been released, the side window has been reset correctly. If this is not the case, repeat the steps above again.
General notes When you lock the vehicle, you can simulta- neously: Rclose the side windows Rclose the sliding sunroof
Using the key The key must be close to the driver's door handle. X Point the tip of the key at the driver's door
handle.
X Press and hold the & button until the side windows and the sliding sunroof are fully closed.
X Make sure that all the side windows and the
sliding sunroof are closed.
X To interrupt convenience closing:
release the & button.
Using KEYLESS-GO The KEYLESS-GO key must be outside the vehicle. All the doors must be closed.
X Touch recessed sensor surface : on the door handle until the side windows and the sliding sunroof are fully closed.
i Make sure you only touch recessed sen-
sor surface :.
X Make sure that all the side windows and the
sliding sunroof are closed.
Sliding sunroof
97
Problems with the side windows G WARNING If you close a side window again immediately after it has been blocked or reset, the side window closes with increased or maximum force. The reversing function is then not active. Parts of the body could be trapped in the closing area in the process. This poses an increased risk of injury or even fatal injury. Make sure that no parts of the body are in the closing area. To stop the closing process, release the switch or push the switch again to reopen the side window.
Problem A side window cannot be closed because it is blocked by objects, e.g. leaves in the window guide.
A side window cannot be closed and you can- not see the cause.
Possible causes/consequences and M Solutions X Remove the objects. X Close the side window.
If a side window is obstructed during closing and reopens again slightly: X Immediately after the window blocks, pull the corresponding
switch again until the side window has closed. The side window is closed with increased force.
If a side window is obstructed again during closing and reopens again slightly: X Immediately after the window blocks, pull the corresponding
switch again until the side window has closed. The side window is closed without the anti-entrapment feature.
Sliding sunroof Important safety notes G WARNING While opening and closing the sliding sunroof, body parts in close proximity could become trapped. There is a risk of injury. Make sure that no body parts are in close proximity during the opening and closing pro- cedures. If somebody becomes trapped: Rrelease the switch immediately, or Rduring automatic operation, push the
switch briefly in any direction
The opening or closing procedure will be stop- ped. G WARNING If children operate the sliding sunroof they could become trapped, particularly if they are left unsupervised. There is a risk of injury. When leaving the vehicle, always take the key with you and lock the vehicle. Never leave children unattended in the vehicle.
! Only open the panorama sliding sunroof if it is free of snow and ice. Otherwise, mal- functions may occur.
98
Sliding sunroof
Do not allow anything to protrude from the sliding sunroof. Otherwise, the seals could be damaged.
Operating the sliding sunroof Opening and closing
i Resonance noises can occur in addition to the usual airflow noises when the sliding sunroof is open. They are caused by minor pressure fluctuations in the vehicle interior. To reduce or eliminate these noises: Rchange the position of the sliding sunroof Ropen a side window Ropen the sliding sunroof to the comfort
setting
Sliding sunroof reversing feature The sliding sunroof is equipped with an auto- matic reversing feature. If a solid object blocks or restricts the sliding sunroof during the closing process, the sliding sunroof opens again automatically. The automatic reversing function is only an aid and is not a substitute for your attentiveness to the sliding sunroof while it is closing. G WARNING The reversing function does not react: Rto soft, light and thin objects, e.g. small fin-
gers
Rover the last 4 mm of the closing movement Rduring resetting Rwhen closing the sliding sunroof again man- ually immediately after automatic reversing This means that the reversing function cannot prevent someone being trapped in these sit- uations. There is a risk of injury. When closing make sure that no parts of the body are in the closing area. If someone is trapped: Rrelease the switch immediately or Rpress the switch in any direction during the
automatic closing process
The closing process is stopped.
Overhead control panel : To raise ; To open = To close/lower X Turn the key to position 1 or 2 in the ignition
lock.
X Press or pull the 3 switch in the corre-
sponding direction.
i If you press the 3 switch beyond the point of resistance, an automatic opening/ closing process is started in the corre- sponding direction. When opening, the slid- ing sunroof first automatically moves to comfort setting. If you press it again, the sliding sunroof opens completely. You can stop automatic operation by pressing again.
The sun protection cover automatically opens along with the sliding sunroof. You can open or close the sun protection cover manually when the sliding sunroof is raised or closed. i You can continue to operate the sliding sunroof after switching off the engine or removing the key. This function remains active for five minutes or until you open a front door.
Rain-closing feature When the key is in position 0 in the ignition lock or is removed, the sliding sunroof closes automatically: Rif it starts to rain Rat extreme outside temperatures Rafter six hours Rif there is a malfunction in the power supply The rear of the sliding sunroof is then raised in order to ventilate the vehicle interior. i If the sliding sunroof is obstructed when being closed by the rain-closing feature, it opens again slightly. The rain-closing fea- ture is then deactivated.
The sliding sunroof does not close if: Rit is raised at the rear Rit is blocked Rno rain is falling on the area of the wind-
screen being monitored by the rain sensor. If the vehicle, for example, is under a bridge or in a carport, the field of the sensor may be covered.
Resetting ! If the sliding sunroof still cannot be
opened or closed fully after resetting, con- tact a qualified specialist workshop.
Reset the sliding sunroof if it does not move smoothly. X Turn the key to position 1 or 2 in the ignition
lock.
X Raise the sliding sunroof fully at the rear
X Keep the 3 switch pressed for another
(Y page 98).
second.
X Make sure that the sliding sunroof can be fully opened and closed again (Y page 98).
X If this is not the case, repeat the steps
above again.
Sliding sunroof
99
100 Sliding sunroof
Problems with the sliding sunroof G WARNING If you close the sliding sunroof again immediately after it has been blocked or reset, the sliding sunroof closes with increased or maximum force. The reversing function is then not active. Parts of the body could be trapped in the closing area in the process. This poses an increased risk of injury or even fatal injury. Make sure that no parts of the body are in the closing area. If someone is trapped: Rrelease the switch immediately or Rpress the switch in any direction during the automatic opening/closing process The closing process is stopped.
Problem The sliding sunroof can- not be closed and you cannot see the cause.
Possible causes/consequences and M Solutions If the sliding sunroof is obstructed during closing and reopens again slightly: X Immediately after the sliding sunroof blocks, pull the 3
switch in the overhead control panel down to the point of resist- ance and hold it until the sliding sunroof is closed. The sliding sunroof is closed with increased force.
If the sliding sunroof is obstructed again during closing and reopens again slightly: X Immediately after the sliding sunroof blocks, pull the 3
switch in the overhead control panel down to the point of resist- ance and hold it until the sliding sunroof is closed. The sliding sunroof is closed without the anti-entrapment fea- ture.
Useful information ............................ 102
Correct driver's seat position .......... 102
Seats .................................................. 103
Steering wheel .................................. 111
Mirrors ............................................... 114
Memory function .............................. 117101
102 Correct driver's seat position
Useful information
i This Owner's Manual describes all mod- els, series and optional equipment for your vehicle that were available at the time of going to press. National variations are pos- sible. Note that your vehicle may not be equipped with all of the functions descri- bed. This is also the case for systems and functions relevant to safety.
i Read the information on qualified special-
ist workshops: (Y page 25).
Correct driver's seat position
G WARNING You could lose control of the vehicle while driving if you: Radjust the driver's seat, steering wheel or
mirrors
Rfasten the seat belt There is a risk of an accident. Adjust the driver's seat, head restraint, steer- ing wheel and mirrors and fasten your seat belt before starting the engine.
X Observe the safety guidelines on seat
adjustment (Y page 103).
X Make sure that seat = is correctly adjus-
ted. Electrical seat adjustment (Y page 104) When adjusting the seat, make sure that: Ryou are as far away from the driver's airbag
as possible.
Ryou are sitting in a normal upright position. Ryou can fasten the seat belt properly. Ryou have moved the backrest to an almost
vertical position.
Ryou have set the seat angle so that your
thighs are gently supported.
Ryou can depress the pedals properly. X Check whether the head restraint is adjus-
ted correctly. When doing so, make sure that you have adjusted the head restraint so that the back of your head is supported at eye level by the centre of the head restraint.
X Observe the safety guidelines on steering
wheel adjustment (Y page 111).
X Make sure that steering wheel : is adjus-
ted correctly. Adjusts the steering wheel manually (Y page 111) Adjusts the steering wheel electrically (Y page 112)
When adjusting the steering wheel, make sure that: Ryou can hold the steering wheel with your
arms slightly bent.
Ryou can move your legs freely. Ryou can see all the displays in the instru-
ment cluster clearly.
X Observe the safety guidelines for seat belts
(Y page 51).
X Check whether you have fastened seat
belt ; properly (Y page 52).
Seats
103
The seat belt should: Rfit snugly across your body. Rbe routed across the middle of your shoul-
der.
Rbe routed in your pelvic area across the hip
joints.
X Before starting off, adjust the rear-view mir-
ror and the exterior mirrors so that you have a good view of road and traffic condi- tions (Y page 114).
X Vehicles with a memory function: save the seat, steering wheel and exterior mirror settings with the memory function (Y page 117).
Seats Important safety notes G WARNING If children adjust the seats, they could become trapped, especially if they are unat- tended. There is a risk of injury. When leaving the vehicle, always take the key with you and lock the vehicle. Never leave children unattended in the vehicle. G WARNING You could lose control of the vehicle while driving if you: Radjust the driver's seat, steering wheel or
mirrors
Rfasten the seat belt There is a risk of an accident. Adjust the driver's seat, head restraint, steer- ing wheel and mirrors and fasten your seat belt before starting the engine. G WARNING If you adjust the seat height carelessly, you or other vehicle occupants could be trapped and thereby injured. Children in particular could accidentally press the electrical seat adjust-
ment buttons and become trapped. There is a risk of injury. While moving the seats, make sure that your hands or other body parts do not get under the lever assembly of the seat adjustment system. G WARNING When adjusting a seat, you or another vehicle occupant could become trapped by the guide rail of the seat, for instance. There is a risk of injury. Make sure that no one has any part of their body within the sweep of the seat when adjusting it. G WARNING The head restraints cannot provide the inten- ded protection unless they are fitted and adjusted correctly. There is an increased risk of injury to the head and neck in the event of an accident or sudden braking, for example. Always drive with the head restraints fitted. Ensure that the centre of the head restraints support the back of each vehicle occupant's head at eye level before driving off. G WARNING The seat belt does not offer the intended level of protection if the backrest is not in the upright position. When braking or in the event of an accident, you could slide underneath the seat belt and sustain abdomen or neck inju- ries, for example. This poses an increased risk of injury or even fatal injury. Adjust the seat properly before beginning your journey. Always make sure that the seat is in the upright position.
! To avoid damage to the seats and the seat heating, observe the following information: Rdo not spill any liquids on the seats. If
liquid is spilled on the seats, dry them as soon as possible.
Rif the seat covers are damp or wet, do not
switch on the seat heating. The seat
104 Seats
heating should also not be used to dry the seats.
Rclean the seat covers as recommended;
see "Interior care".
Rdo not transport heavy loads on the
seats. Do not place sharp objects on the seat cushions, e.g. knives, nails or tools. The seats should only be occupied by passengers, if possible.
Rwhen the seat heating is in operation, do not cover the seats with insulating mate- rials, e.g. blankets, coats, bags, seat cov- ers, child seats or booster seats.
! Make sure that there are no objects in the footwell or behind the seats when moving the seat back. There is a risk that the seats and/or the objects could be damaged.
i The head restraints in the front seats are
fitted with the NECK-PRO system (Y page 49). For this reason, it is not pos- sible to remove the head restraints from the front seats. For more information, contact a qualified specialist workshop.
i Further related subjects:
RRear bench seat through-loading feature
(Y page 310)
Adjusting the seats
: Head restraint height ; Seat cushion angle = Seat height
? Seat fore-and-aft adjustment A Backrest angle i Vehicles with memory function: if PRE-
SAFE® has been triggered, the front- passenger seat will be moved to a better position if it was previously in an unfavour- able position.
i You can store the seat settings using the
memory function (Y page 117).
i Vehicles with the through-loading feature
and memory function: if you fold down a rear seat backrest, the respective front seat is moved forwards slightly if neces- sary.
i Vehicles with memory function: when the seat is moved forwards or backwards, the headrest is moved up or down automati- cally.
Adjusting the head restraints Important safety notes G WARNING You could lose control of the vehicle while driving if you: Radjust the driver's seat, steering wheel or
mirrors
Rfasten the seat belt There is a risk of an accident. Adjust the driver's seat, head restraint, steer- ing wheel and mirrors and fasten your seat belt before starting the engine. G WARNING The head restraints cannot provide the inten- ded protection unless they are fitted and adjusted correctly. There is an increased risk of injury to the head and neck in the event of an accident or sudden braking, for example. Always drive with the head restraints fitted. Ensure that the centre of the head restraints
support the back of each vehicle occupant's head at eye level before driving off.
Adjusting the head restraints electri- cally
Seats
105
General notes Observe the important safety guidelines for seats (Y page 103). Do not interchange the head restraints of the front and rear seats. Otherwise, you will not be able to adjust the height and angle of the head restraints to the correct position.
Adjusting the head restraints manually Adjusting the head restraint height
X To raise: pull the head restraint up to the
desired position.
X To lower: press release catch : and push the head restraint down to the desired posi- tion.
Adjusting the angle of the head restraints
X To adjust the head restraint height: slide
the switch for head restraint adjust- ment : up or down in the direction of the arrow.
Adjusting the luxury head restraints
X To adjust the side bolsters of the head
restraint: push or pull right or left-hand side bolster : into the desired position.
X To adjust the angle of the head
restraint: push or pull the head restraint in the direction of arrow ;.
i Adjust the head restraint so that the back
of your head is as close to the head restraint as possible.
X Push or pull the lower edge of the head restraint in the direction of the arrow.
106 Seats
Rear seat head restraints Lowering the rear seat head restraints from the front
X Turn the key to position 2 in the ignition
lock (Y page 157). X Press button :.
Adjusting the rear seat head restraint angle
X Pull or push the bottom of the head
restraint until it has reached the desired position.
i The tilt angle can only be adjusted on the two outer head restraints. The centre head restraint is only height-adjustable.
Removing and fitting the rear seat head restraints G WARNING The head restraints cannot provide the inten- ded protection unless they are fitted and adjusted correctly. There is an increased risk of injury to the head and neck in the event of an accident or sudden braking, for example. Always drive with the head restraints fitted. Ensure that the centre of the head restraints support the back of each vehicle occupant's head at eye level before driving off.
! Make sure that the rear window roller sunblind is retracted when removing the rear head restraints. Otherwise, you could damage the roller sunblind.
CLS Coupé X Pull or push the top of the head restraint
until it is in the desired position.
CLS Coupé X To remove: pull the head restraint up to
the stop.
