Page 580 of 689

Ve
hicle Display messages
Possible causes/consequences and M
MSolutions
d Vehicle is operational
Switch off ignition before
exiting *Y
ou are leaving theve hicle when it is in a ready-to-drive state. #
When you lea vetheve hicle, switch off the ignition, secure theve hicle against rolling away and take theke y with
yo u. #
Ifyo u do not lea vetheve hicle, switch off the electrical consumers, e.g. the seat heating. Otherwise, the12 V
battery may dischar geand it will then be possible tostart theve hicle only with the aid of a second battery
(s ta rting assis tance).
ï Check trailer hitch
lock (whitedisplay mes‐
sage) *T
he trailer hitch is not operational during a journey with a trailer. #
Stop theve hicle immediately in accordance with the traf fic conditions and switch off the engine. #
Uncouple the trailer and secure it against rolling away. #
Toinitiate a new swivel mo vement, press and hold the button on theta ilgate until the ball neck engages
beneath the bumper (/ page 288). #
When the display message disappears, couple up the trailer and drive on. &
WARNING Risk of an accident if the ball neck is not loc ked
If th e ball neck is not in the loc ked position, the trailer may come loose. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
Do not continue driving under any circums tances. #
Uncouple the trailer and secure it against rolling away. Displ
aymessa ges and warning/indicator lamps 577
Page 584 of 689

Display messages
Possible causes/consequences and M
MSolutions
û Before starting the engine,
turn the steering wheel. *T
he electric steering lock could not unlock thesteering. #
Switch the ignition off. #
Tounlo ckthesteering, mo vethesteering wheel slightly tothe left and right. #
Switch the ignition back on.
Active bonnet malfunction
See Owner's Manual *T
he active bonnet (pedestrian pr otection) is malfunctioning or inoperative af ter having already been triggered. #
Consult a qualified specialist workshop.
C *A
t least one door is open. #
Close all doors.
? *T
he bonnet is open. &
WARNING Risk of accident due todriving with the engine bonn etunlo cked
An unloc ked engine bonn etmay open up when theve hicle is in motion and block your vie w. #
Never unlock the engine bonn etwhen driving. #
Before every trip, ensure that the engine bonn etis loc ked. #
Stop theve hicle immediately, paying attention toroad and traf fic conditions. #
Close the bonn et. Displ
aymessa ges and warning/indicator lamps 581
Page 592 of 689

Display messages
Possible causes/consequences and M
MSolutions
Parking lock inoperative
Apply the parking brake *
The transmission is malfunctioning. The park position jcann otbe selected. #
Park theve hicle safely. #
Use the electric parking brake tosecure theve hicle against rolling away.
Teaching in transmission
Operate selector lever
Brake for XX seconds Risk
of vehicle rolling *T
he transmission is being taught in. There is a risk of theve hicle rolling. #
Depress and hold the brake pedal until thete ach-in process has been comple ted.
The elect ric pa rking brake is also applied automatically during thete ach-in process. #
Swit chon the ignition. #
Select park position j, transmission position kor neutral i.
Risk of vehicle rolling away
Apply parking brake See
Owner's Manual *T
he transmission position cannot be reliably identified. #
Use the electric parking brake tosecure theve hicle against rolling away.
Teaching in transmission
complete *T
he transmission's teach-in process is comple te. All transmission positions can be selected again.
Transmission Malfunction
Visit workshop *T
he transmission is malfunctioning.
Consult a qualified specialist workshop.
Depress clutch fully to
start engine *Y
ou ha veattem ptedto start the engine without depressing the clutch pedal. #
Depress the clutch pedal and then start the engine.
*T he engine has stalled while theve hicle was pulling away, e.g. because the clutch pedal wasre leased tooqu ickl y. Displ
aymessa ges and warning/indicator lamps 589
Page 594 of 689
Brakes
Displ
aymessages
Possible causes/consequences and M
MSolutions
! Parking brake See Owner's
Manual *
The yellow ! indicator lamp is lit. The elect ric pa rking brake is malfunctioning.
To appl y: #
Switch the ignition off and switch it back on. #
Apply the electric parking brake manually (/ page 223).
If it is not possible toapply the electric parking brake: #
Consult a qualified specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away.
* The yellow ! indicator lamp and there d! indicator lamp are lit. The elect ric pa rking brake is malfunction‐
ing.
To release: #
Swit chthe ignition off and switch it back on. #
Release the electric parking brake manually (/ page 223).
or #
Release the electric parking brake automatically (/ page 222).
If it is still not possible torelease the electric parking brake: #
Do not continue driving. Consult a qualified specialist workshop. Display messages and
warning/indicator lamps 591
Page 595 of 689

Display messages
Possible causes/consequences and M
MSolutions
* The yellow ! indicator lamp is lit and there d! indicator lamp is flashing. The electric parking brake is mal‐
functioning.
The electric parking brake could not be applied or released. #
Swit chthe ignition off and switch it back on.
To appl y: #
Release and then apply the electric parking brake manually (/ page 223).
To release: #
Apply and then release the electric parking brake manuall y.
If it is not possible toapply the electric parking brake or there d! indicator lamp continues toflash: #
Do not continue driving. Consult a qualified specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away.
* The yellow ! indicator lamp is lit and there d! indicator lamp flashes for appro ximately ten seconds af ter
th e electric parking brake has been applied or released. It then remains lit or goes out. The electric parking brake is
malfunctioning.
If th e bat tery charge leve l is too lo w: #
Char gethe batter y.
To appl y: 592
Display messages and warning/indicator lamps
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Display messages
Possible causes/consequences and M
MSolutions #
Switch the ignition off.
The electric parking brake will be applied automaticall y.
If th e electric parking brake is not tobe applied, e.g. at an automatic car wash or when theve hicle is being towe d,
lea vethe ignition switched on. This does not include having theve hicle towe d with there ar axle raised.
If th e electric parking brake is not applied automatically: #
Switch the ignition off and switch it back on. #
Release and then apply the electric parking brake manually (/ page 223).
If it is still not possible toapply the electric parking brake: #
Consult a qualified specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away.
To release: #
Ifth e conditions for auto matic release are fulfilled and the electric parking brake is not released automaticall y,
re lease the electric parking brake manually (/ page 223).
If it is still not possible torelease the electric parking brake: #
Do not continue driving. Consult a qualified specialist workshop. Display messages and
warning/indicator lamps 593
Page 597 of 689

Display messages
Possible causes/consequences and M
MSolutions
! Release parking brake *
The red! indicator lamp is flashing.
The electric parking brake is applied while you are driving:
R A condition for auto matic release of the electric parking brake has not been fulfilled (/ page 222).
R You are per form ing emer gency braking using the electric parking brake (/ page 223). #
Check the conditions for auto matic release of the electric parking brake. #
Release the electric parking brake manually.
!
Turn on the ignition to
release the parking brake *
The red! indicator lamp is lit.
Yo u ha veattem ptedto release the electric parking brake with the ignition switched off. #
Switch on the ignition.
Risk of vehicle rolling away
Parking brake not applied
See Owner's Manual *
Ve hicles with manual transmission: the electric parking brake has not been applied and you open the driver's
door. #
Apply the electric parking brake.
J
Brake immediately *
Ve hicles with manual transmission: a malfunction has occurred while the HOLD function was activated.
A tone may also sound at regular inter vals. If you attem pttolock theve hicle, theto ne will become louder.
Yo u cannot start the engine. 594
Display messages and warning/indicator lamps
Page 601 of 689

Display messages
Possible causes/consequences and M
MSolutions
Yo u can cancel the deceleration at any time byper form ing one of thefo llowing actions:
R steering
R braking or accelerating
R pressing a steering-wheel button
R operating Touch Control
R deactivating Active Dis tance Assi stDISTRONIC
Active Steering Assist cur-
rently unavailable due to
multiple emergency stops *A
ctive Steering Assist is temp orarily una vailable due tomultiple emergency stops. #
Take ove rth esteering and stop in accordance with the tra ffic conditions. #
Swit chthe ignition off and switch it back on.
Ac tive Steering Assist is available once more.
Active Lane Keeping Assist
currently unavailable See
Owner's Manual *A
ctive Lane Keeping Assist is temp orarily una vailable.
The ambient conditions are outside the sy stem limits (/ page 285). #
Drive on.
As soon as the ambient conditions are within the sy stem limits, the sy stem will become available again.
Active Lane Keeping Assist
inoperative *A
ctive Lane Keeping Assist is malfunctioning. #
Consult a qualified specialist workshop. 598
Display messages and warning/indicator lamps