MERCEDES-BENZ CLA COUPE 2021 Owners Manual

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Refuel immedia tely.
Subse quentl y,there may be temp orary restrictions in theav ailability of elect ric mode over a driving distance of
50 km.
If th ere is fuel in theve hicle, there is a fault with the combustion engine. #
Consult a quali/ed specialist workshop.
"Electric" drive program
currently unavailable *T
hecharge leve l of the high-voltage battery is not su1cient forth e Electric drive prog ram.
Char gethe high-voltage battery (/ page 188).
Reduced drive system per-
formance See Owner's
Manual *T
he drive system switches toemer gency ope ration mode due toa malfunction. #
Drive on carefull y. #
Consult a quali/ed specialist workshop.
Û
Battery overheated Stop,
everybody out! Outdoors if
possible *T
he high- voltage battery has overheated. There is a risk of /re. #
Stop theve hicle immediately in accordance with the tra1c conditions. #
If possible, stop theve hicle in the open air and ensure that all vehicle occupants getout.
% Supporting vehicle functions may activate automaticall y,e.g. the air-recirculation mode as part of climate control. #
Do not continue driving. #
If smoke is present, lea vethe danger zone and call the /re service immediatel y. #
Consult a quali/ed specialist workshop even if there are no extern al signs of a /re. 418 418
Displ
aymessages and warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
Û
Malfunction *T
he drive system is malfunctioning. A warning tone will also sound. #
Consult a quali/ed specialis two rkshop.
*T here is a serious malfunction if the display message and warning tone are repeated at short inter vals. You must stop
th eve hicle immediately in accordance with the tra1c conditions because the drive system is automatically deactiva-
te d. #
Stop theve hicle immediately in accordance with the tra1c conditions. #
Switch o. theve hicle and consult a quali/ed specialist workshop.
Û
Malfunction Visit workshop *T
he drive system is malfunctioning. #
Consult a quali/ed specialist workshop.
Without changing gear,
consult workshop *T
he drive system cann otbe restar ted due toa malfunction.
If th e transmission position is changed using the DIRECT SELECT le ver,th e drive system will be switched o. in park
position jor neutral i. #
Consult a quali/ed specialist workshop and do not change the transmission position.
Without starting engine
again, consult workshop *I
t is not possible torestart the drive system due toa malfunction. #
Do not switch o. the drive system; drive on tothe nearest quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
419 419

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
d
Malfunction *T
he drive system is malfunctioning. The output of your vehicle is restric ted. #
Consult a quali/ed specialist workshop.
d
Stop Switch engine off *T
he drive system is malfunctioning. #
Stop theve hicle immediately in accordance with the tra1c conditions and switch o. the drive system. Do not con-
tinue driving. #
Do not tow theve hicle, stop towing if necessar y. #
Consult a quali/ed specialist workshop.
d
Performance severely limi-
ted *T
he drive system is outside the normal operating temp erature range, e.g. due toextremely low or high outside temp er-
atures.
The output is se verely re stricted.
Once the operating temp erature of the drive system returns tonormal, the full output will be available again. The dis-
play message will disappear.
*I fth e drive system po wer output is still reduced, there is a fault in the drive system. #
Drive on carefull y. #
Consult a quali/ed specialist workshop. 420 420
Displ
aymessages and warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
6
Please wait Depressurising
tank *V
Vehicles wit ehicles wit h pe
h petr
trol engines:
ol engines: the pressure in the fuel tank is reduced before the fuel /ller 0ap is opened. The pressure
re duction can take up to15 minutes.
6 Tank is depressurised
Ready for refuelling *V
Vehicles wit ehicles wit h pe
h petr
trol engines:
ol engines: the pressure in the fuel tank is released and the fuel /ller 0ap opens.
6
Tank ventilation Malfunc-
tion Consult workshop *V
Vehicles wit ehicles wit h pe
h petr
trol engines:
ol engines: There is a malfunction in the fuel system. #
Consult a quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
421
421

V
V
ehicle
ehicle Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
d
Vehicle is operational
Switch off ignition before
exiting *Y
ou are leaving theve hicle in a ready-to-drive state. #
Get out of theve hicle, secure it against rolling away and take theke y with you. #
Ifyo u do not lea vetheve hicle, switch o. the electrical consumers, e.g. the seat heating. Otherwise, the 12‑V bat-
te ry may dischar geand starting the engine may be possible only with the help of a second battery (jump start).
ï
Check trailer hitch
lock (white display message) *T
he trailer hitch is not operational during a jou rney with a trailer. &
W WARNING
ARNING Risk of an accident if the ball neck is not loc ked
The trailer may become de tach ed. #
Stop theve hicle immediately in accordance with the tra1c conditions. Do not continue driving. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivelling procedu reand do not re-couple the trailer until the display message disappears. #
Initiate a new swivel mo vement (/ page 265). #
When the display message disappears, couple up the trailer and drive on.
If th e display message does not disappear, the trailer hitch is malfunctioning and the ball neck is not loc ked. 422
422
Display messages and
warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Do not couple up the trailer. Drive on without the trailer. No tethere duced ground clearance due tothe unloc ked
ball nec k. #
Consult a quali/ed specialist workshop.
*W hen theve hicle is stationary with a coupled trailer, the trailer hitch is not operational. #
Uncouple the coupled trailer and secure it against rolling away. #
If t If the ball nec he ball nec k has been f
k has been f olded in:
olded in:unlockthe ball neck (/ page 265). #
Swivel the ball neck into the end position manually and let it engage. #
If t
If the ball nec
he ball nec k has been f
k has been f olded out
olded out::unlock the ball neck (/ page 265). #
Swivel the ball neck beneath the bumper manually and let it engage.
If th e display message does not disappear, the trailer hitch is malfunctioning and the ball neck is not loc ked. #
Do not couple up the trailer. Drive on without the trailer. No tethere duced ground clearance due tothe unloc ked
ball nec k. #
Consult a quali/ed specialist workshop.
Head-up display currently
unavailable See Owner's
Manual *T
he head-up displ ayistemp orarily una vailable. Possible causes:
R malfunctions in the po wer supply
R signal inter fere nce #
Stop in accordance with the tra1c conditions and switch theve hicle o. and on again. #
Ifth e display message still appears, consult a quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
423 423

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
Head-up display inoperative *The head-up displ ayhas an internal er ror. #
Consult a quali/ed specialist workshop.
Ù
Steering malfunction
Increased physical effort
See Owner's Manual *T
he po wer steering assistance is malfunctioning. &
W WARNING
ARNING Risk of an accident due toaltered steering characteristics
If th e po wer assistance of the steering fails partially or comple tely,yo u will need touse more forc eto stee r. #
If safe steering is possible, drive on carefull y. #
Visit or consult a quali/ed specialist workshop immediatel y.Ù
Steering malfunction Stop
immediately See Owner's
Manual *T
he steering is malfunctioning. Steering capability is signi/cantly impaired. &
W WARNING
ARNING Risk of accident if steering capability is impaired
If th e steering does not function as intended, theve hicle's operating saf ety is jeopardised. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and tra1c conditions. Do
not continue driving under any circums tances. #
Consult a quali/ed speciali stwo rkshop. 424
424
Displ
aymessages and warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
Ù
Steering malfunction See
Owner's Manual *T
he elect ric steering lock is malfunctioning. The steering may be loc kedby the electric steering loc k. &
W WARNI NG
ARNI NGRisk of accident if steering capability is impai red
If th e steering does not function as intended, theve hicle's operating saf ety is jeopardised. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and tra1c conditions. Do
not continue driving under any circums tances. #
Consult a quali/ed speciali stwo rkshop. #
Stop theve hicle immediately in accordance with the tra1c conditions. Do not continue driving. #
Consult a quali/ed specialist workshop.
û
Before starting the engine,
turn the steering wheel. *T
he elect ric steering lock could not unlock the steering. #
Switch o. theve hicle. #
Tounlock the steering, mo vethe steering wheel slightly tothe leT and right. #
Switch on theve hicle again.
Active bonnet malfunction
See Owner's Manual *T
he active bonn et(pedest rian pr otection) is malfunctioning or inoperative aTer having already been triggered. #
Consult a quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
425 425

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
C *A
t least one door is open. #
Close all doors.
M *T
he bonn etis open. &
W
WARNING
ARNING Risk of accident due todriving with the bonnet unloc ked
The bonnet may open and blo ckyour vie w. #
Neverre lease the bonnet when driving. #
Before every trip, ensure that the engine bonnet is loc ked. #
Stop theve hicle immediately in accordance with the tra1c conditions. #
Close the bonnet.
N *T
he boot lid is open. &
D
DAN
AN GER
GER Risk of exhaust gas poisoning
Combustion engines emit poisonous exhaust gases such as carbon monoxide. Exhaust gases can enter theve hicle
interior if the boot lid is open when theve hicle is running, especially if theve hicle is in motion. #
Always switch o. theve hicle before opening the boot lid. #
Never drive with the boot lid open. 426
426
Display messages and
warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Close the boot lid.
Anti-theft alarm system
Malfunction *T
he anti-theT alarm system is malfunctioning. #
Consult a quali/ed specialist workshop.
¥
Top up washer fluid *T
hewasher 0uid le vel in thewa sher 0uid reser voir has dropped below the minimum. #
Top up thewa sher 0uid (/ page 333).
Wiper malfunctioning *The windscreen wiper is malfunctioning. #
Restart theve hicle.
If th e display message still appears: #
Consult a quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
427
427