MERCEDES-BENZ EQA SUV 2022 Owners Manual

Display messages
Possible causes/consequences and P Solutions 
Drive on carefully.
* The high-voltage battery is not charged suPcientl y.
Drive system power output is reduced. The yellow D reduced power output warning lamp is lit. 
Drive on carefully. 
Charge the high-voltage battery immediately.
* If the drive system power output is still reduced, there is a fault in the drive system. 
Drive on carefully. 
Consult a q
ualiNed specialist workshop.
Please charge the high-volt-
age battery otherwise the
engine may not start * Due to a possible drop in temperature of the high-voltage battery, the starting ability or the range may drop
signiN-
cantl
y until the vehicle is restarted. 
Charge the high-voltage battery ( pag
e 166).
Please wait. Battery has
not yet reached operating
temperature. Engine can-
not start. * Operational readiness is established
õ and t
he transmission position j is engaged.
The high-voltage battery is warmed up to the operating temperature. This process can take a few minutes and may be
prolonged if defrosting of the windscreen d is activated.
The heating process ends when transmission position h is engaged. However, when driving, the output is signiNcantly
limited until the high-voltage battery has reached its operating temperature. 378
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and P Solutions
Û
Stop immediately Drive will
be deactivated Charge
high-volt. battery * The charge level of the high-voltage battery is so low that it is no longer possible to drive the vehicle. The drive system
can no long er be restarted.
When the drive system is restarted, the message Stop immediately Drive will be deactivated Charge high-volt. bat-
tery will appear again. 
Stop the vehicle immediately in accordance with the tr
aPc conditions. 
Charge the high-voltage battery ( pag
e 166).
Û
Battery overheated Stop,
everybody out! Outdoors if
possible * The high-voltage battery has overheated. There is a risk of
Nr
e.
Stop the vehicle immediately in accordance with the tr
aPc conditions. 
If possible, stop the vehicle in the open air and ensure that all vehicle occupants get out.
% Supporting vehicle functions may activate automatically, e.g. the air-recirculation mode as part of climate control. 
Do not continue driving. 
If smoke is present, leave the danger zone and call the Nr
e service immediately.
Consult a q
ualiNed specialist workshop even if there are no external signs of a Nre.
Û
Malfunction * The drive system is malfunctioning. A warning tone will also sound. 
Consult a q
ualiNed specialist workshop.
* There is a serious malfunction if the display message and warning tone are repeated at short intervals. You must stop t
he vehicle immediately in accordance with the traPc conditions because the drive system is automatically deactiva-
ted. Display messages and warning/indicator lamps
379

Display messages
Possible causes/consequences and P Solutions 
Stop the vehicle immediately in accordance with the tr aPc conditions. 
Switch oM t
he vehicle and consult a qualiNed specialist workshop.
Û
Malfunction Visit workshop * The drive system is malfunctioning. 
Consult a q
ualiNed specialist workshop.
Without starting engine
again, consult workshop * It is not possible to restart the drive system due to a malfunction. 
Do not switch oM t
he drive system; drive on to the nearest qualiNed specialist workshop.
ô Reserve level Charge high-
voltage battery * The charge level of the high-voltage battery has dropped into the reserve range. 
Charge the high-voltage battery ( pag
e 166).
=
12 V battery See Owner's
Manual * The drive system is
oM and t
he charge level of the 12 V battery is too low. 
Switch oM electr
ical consumers that are not required. 
Drive the vehicle for 30!

Display messages
Possible causes/consequences and P Solutions
If the message appears while the vehicle is switched on, this indicates an on-board electrical system malfunction. 
Consult a qualiNed specialist workshop.

Display messages
Possible causes/consequences and P Solutions

Display messages
Possible causes/consequences and P Solutions
High-voltage battery main-
tenance required urgently.
Without engine restart, con-
sult workshop * A malfunction has occurred in the high-voltage battery.
It will no long er be possible to restart the drive system once it has been switched oM.
Do not switch oM t
he drive system; drive on to the nearest qualiNed specialist workshop. Vehicle
Display messages
Possible causes/consequences and P Solutions
r
Vehicle is operational
Switch off ignition before
exiting * You are leaving the vehicle in a ready-to-drive state. 
Get out of the vehicle, secure it against rolling away and take the key with you. 
If you do not leave the vehicle, switch oM t
he electrical consumers, e.g. the seat heating. Otherwise, the 12!

Display messages
Possible causes/consequences and P Solutions 
Uncouple the trailer and secure it against rolling away. 
Initiate a new swivelling procedure and do not re-couple the trailer until the display message disappears. 
Initiate a new swivel movement (  pag e 241). 
When the display message disappears, couple up the trailer and drive on.
If the display message does not disappear, the trailer hitch is malfunctioning and the ball neck is not locked. 
Do not couple up the trailer. Drive on without the trailer. Note the reduced ground clearance due to the unlocked
ball nec
k. 
Consult a q
ualiNed specialist workshop.
* When the vehicle is stationary with a coupled trailer, the trailer hitch is not operational. 
Uncouple the coupled trailer and secure it against rolling away. 
If the ball neck has been folded in: unloc
k the ball neck ( page 241). 
Swivel the ball neck into the end position manually and let it engage. 
If the ball neck has been folded out: unloc
k the ball neck ( page 241). 
Swivel the ball neck beneath the bumper manually and let it engage.
If the display message does not disappear, the trailer hitch is malfunctioning and the ball neck is not locked. 
Do not couple up the trailer. Drive on without the trailer. Note the reduced ground clearance due to the unlocked
ball nec
k. 384
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and P Solutions 
Consult a qualiNed specialist workshop.
Head-up display currently
unavailable See Owner's
Manual * The head-up display is temporarily unavailable. Possible causes:
= malfunctions in t

he power supply
= signal interference 
Stop in accordance with the tr
aPc conditions and switch the vehicle oM and on again. 
If the display message still appears, consult a q
ualiNed specialist workshop.
Head-up display inoperative * The head-up display has an internal error. 
Consult a q
ualiNed specialist workshop.
Ù
Steering malfunction
Increased physical effort
See Owner's Manual * The power steering assistance is malfunctioning. &
WARNING Risk of an accident due t
o altered steering characteristics
If the power assistance of the steering fails partially or completely, you will need to use more force to steer. 
If safe steering is possible, drive on carefully. 
Visit or consult a q
ualiNed specialist workshop immediately. Display messages and warning/indicator lamps
385

Display messages
Possible causes/consequences and P Solutions
Ù
Steering malfunction Stop
immediately See Owner's
Manual * The steering is malfunctioning. Steering capability is
signiNcantl y impaired. &
WARNING Risk of accident if s
teering capability is impaired
If the steering does not function as intended, the vehicle's operating safety is jeopardised. 
Pull over and stop the vehicle safely as soon as possible, paying attention to road and tr
aPc conditions. Do
not continue driving under any circumstances. 
Consult a q
ualiNed specialist workshop.Active bonnet malfunction
See Owner's Manual
* The active bonnet (pedestrian protection) is malfunctioning or inoperative
aser ha
ving already been triggered.
Consult a q
ualiNed specialist workshop.
Q * At least one door is open. 
Close all doors.
f * The bonnet is open. &
WARNING Risk of accident due t
o driving with the bonnet unlocked
The bonnet may open and block your view. 
Never release the bonnet when driving. 
Before every trip, ensure that the engine bonnet is locked. 386
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and P Solutions 
Stop the vehicle immediately in accordance with the tr aPc conditions. 
Close the bonnet.
e * The tailgate is open. 
Close the tailgate.
Anti-theft alarm system
Malfunction * The anti-t
hes alarm system is malfunctioning. 
Consult a q
ualiNed specialist workshop.