MERCEDES-BENZ EQC SUV 2021 Owners Manual

Display messages
Possible causes/consequences and M
MSolutions #
Avoiding high loads on the drive sy stem, drive tothe nearest qualified specialist workshop.
ÿ *T
he cooling sy stem has de tected a component fault. #
Avoiding high loads on the drive sy stem, drive tothe nearest qualified specialist workshop.
è
Charger cable connected *Y
ou cannot pullaway while thech arging cable is connec ted. #
Disconnect thech arging cable from theve hicle.
Not possible to unlock
charging cable See Own-
er's Manual *T
hecharging cable connec tor cannot be remo ved from thech arging station's soc ket. #
Press the EMERG ENCY OFF switch on thech arging station.
If th ech arging cable connec tor cannot be remo ved af terth at: #
Request service personnel from the operator of thech arging station via the emer gency call button attached to
th ech arging station or the emer gency call numbe rs.
Vehicle not currently being
charged Charging station
fault *A
malfunction has occur red in thech arging station or the RFID card is not recognised. #
Start thech arging process at a dif fere nt charging station.
or #
Have the RFID card checkedto ensure it is functioning. 368
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
Charging method currently
unavailable Please try
again or change charging
method *A
temp orary malfunction has occur red in thech arging station. #
Wait until the malfunction has passed.
or #
Start thech arging process at a dif fere nt charging station.
Charging fault Please
change charging method
See Owner's Manual *A
temp orary malfunction has occur red in thech arging station. #
Wait until the malfunction has passed.
or #
Start thech arging process at a dif fere nt charging station.
Reduced drive system per-
formance See Owner's
Manual *T
he drive sy stem is outside the normal operating temp erature range, e.g. due toextreme low or high outside tem‐
peratures.
Drive sy stem po wer output is reduced. The yellow _ reduced po wer output warning lamp is lit.
Once the operating temp erature of the drive sy stem returns tonormal (e.g. af ter a short trip), the full output will be
av ailable again. The display message and theye llow _ reduced po wer output warning lamp will go out. #
Drive on carefull y.
*T he high-voltage battery is not charge d suf ficientl y.
Drive sy stem po wer output is reduced. The yellow _ reduced po wer output warning lamp is lit. #
Drive on carefull y. #
Char gethe high-voltage battery immediatel y. Displ
aymessa ges and warning/indicator lamps 369

Display messages
Possible causes/consequences and M
MSolutions
*I fth e drive sy stem po wer output is still reduced, there is a fault in the drive sy stem. #
Drive on carefull y. #
Consult a qualified specialist workshop.
Û Stop immediately Drive will
be deactivated Charge
high-volt. battery *T
hecharge leve l of the high-voltage battery is so low that it is no lon ger possible todrive theve hicle. The drive
sy stem can no longer be restar ted.
When the drive sy stem is restar ted, the message Stop immediately Drive will be deactivated Charge high-volt. bat-
tery will appear again. #
Char gethe high-voltage battery (/ page163).
Û
Battery overheated Stop,
everybody out! Outdoors if
possible *T
he high-voltage battery has overheated. There is a risk of fire. #
Stop theve hicle immediately in accordance with the traf fic conditions. #
If possible, stop theve hicle in the open air and ensure that all vehicle occupants get out.
% Suppo rting vehicle functions may activate automaticall y,e.g. the air-recirculation mode as part of climate con‐
trol. #
Do not continue driving. #
If smoke is present, lea vethe danger zone and call thefire service immediately. #
Consult a qualified specialist workshop even if there are no extern al signs of a fire. 37 0
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
Û Malfunction *T
he drive sy stem is malfunctioning. A warning tone will also sound. #
Consult a qualified specialist workshop.
*T here is a serious malfunction if the display message and warning tone are repeated at short inter vals. You must
st op theve hicle immediately in accordance with the traf fic conditions because the drive sy stem is automatically
deactivated. #
Stop theve hicle immediately in accordance with the traf fic conditions. #
Switch off the ignition and consult a qualified specialist workshop.
Û
Malfunction Visit workshop *T
he drive sy stem is malfunctioning. #
Consult a qualified specialist workshop.
Without starting engine
again, consult workshop *I
t is not possible torestart the drive sy stem due toa malfunction. #
Do not swit choff the drive sy stem; drive on tothe nearest qualified specialist workshop.
Ý
Reserve level Charge high-
voltage battery *T
hecharge leve l of the high-voltage battery has dropped into there ser verange. #
Charge the high-voltage battery (/ page163). Displ
aymessa ges and warning/indicator lamps 371

Display messages
Possible causes/consequences and M
MSolutions
# 12 V battery See Owner's
Manual *T
he drive sy stem is off and thech arge leve l is too lo w. #
Switch off electrical consumers that are not required. #
Char gethe12 V battery when stationar y.
d
Malfunction *T
he drive sy stem is malfunctioning. The output of your vehicle is restricted. #
Consult a qualified specialist workshop.
d Stop Switch engine off *T
he drive sy stem is malfunctioning. #
Stop theve hicle immediately in accordance with the traf fic conditions and switch off the drive sy stem. Do not
continue driving. #
Do not tow theve hicle, stop towing if necessar y. #
Consult a qualified specialist workshop.
d Malfunction Visit workshop *T
he drive sy stem is malfunctioning. #
Consult a qualified specialist workshop. 372
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
High-voltage battery main-
tenance required urgently.
No start in approx. XXX km
(yellow display message) *A
fault has occur red in the high-voltage batter y.
It is no longer possible tostart the drive sy stem af terth e dis tance displ ayed has been co vered. #
Have the necessary maintenance workon the high-voltage battery car ried out at a qualified specialist work‐
shop.
High-voltage battery main-
tenance required urgently.
No start in approx. XXX
km(red display message) *A
fault has occur red in the high-voltage batter y.
It is no longer possible tostart the drive sy stem af terth e dis tance displ ayed has been co vered. #
Have the necessary maintenance workon the high-voltage battery car ried out immediately at a qualified spe‐
cialist workshop.
High-voltage battery main-
tenance required urgently.
Without engine restart, con-
sult workshop *A
fault has occur red in the high-voltage batter y.
It is no longer possible torestart the drive sy stem once it has been switched off. #
Do not switch off the drive sy stem; drive on tothe nearest qualified specialist workshop. Display messages and
warning/indicator lamps 373

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 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 discharge and starting the engine may be possible only with the help of a second battery (jump
st art).
ï
Operation only possible in
transmission position P *
The ball neck will not swivel because transmission position h,kor neut rali is selec ted. #
Depress the brake pedal. #
Enga gepark position j.
ï
Trailer coupling in motion *T
he ball neck is retracting/extending.
Do not attem pttospeed up, slow down or initiate the swivel mo vement using your hand, foot or other aids. During
th e swivel mo vement, do not couple a trailer.
When the ball neck has reached an operational position, the display message will disappear. 374
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
ï Check trailer hitch lock *T
he trailer hitch is not operational during a journey with a trailer. &
WARNING 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 traf fic conditions. Do not continue driving. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivel mo vement and do not re-couple the trailer until thewa rning/indicator lamp goes out. #
Initiate a new swivel mo vement (/ page 239). #
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. #
Do not couple up the trailer. Drive on without the trailer. No tethere duced ground clearance due tothe
unlo cked ball nec k. #
Consult a qualified specialist workshop.
*T he trailer hitch will not be operational when theve hicle is stationar y. #
Uncouple the coupled trailer and secure it against rolling away. #
Ifth e ball neck has been retracted: initiatea new swivel mo vement (/ page 239).
The ball neck will engage vertically in the loc ked position and then engage beneath the bumper. Display messages and
warning/indicator lamps 375

Display messages
Possible causes/consequences and M
MSolutions #
Ifth e ball neck has been extended: initiate a new swivel mo vement (/ page 239).
The ball neck will engage benea th the bumper.
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
unlo cked ball nec k. #
Consult a qualified specialist workshop.
Ù Steering malfunction
Increased physical effort
See Owner's Manual *T
he po werst eering assis tance is malfunctioning. &
WARNING Risk of an accident due toaltered steering characteristics
If th e po wer assi stance of thesteering fails partially or comple tely, you will need touse more forc eto steer. #
If safe steering is possible, drive on carefully. #
Visit or consult a qualified specialist workshop immediatel y.Ù
Steering malfunction Stop
immediately See Owner's
Manual *T
hesteering is malfunctioning. Steering capability is significant lyimpaired. &
WARNING Risk of accident if steering capability is impaired
If th esteering 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 traf fic conditions.
Do not continue driving under any circums tances. 376
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions #
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 bonn etunlo cked
The bonn etmay open and block your vie w. #
Neverre lease the bonn etwhen driving. #
Before every trip, ensure that the engine bonn etis loc ked. #
Stop theve hicle immediately in accordance with the traf fic conditions. #
Close the bonn et.
A *T
hetailgate is open. #
Close theta ilgate. Display messages and
warning/indicator lamps 377