MERCEDES-BENZ C-CLASS ESTATE 2022 Owners Manual

Display messages
Possible causes/consequences and P Solutions 
Consult a qualiNed 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.
Û
Malfunction Visit workshop * The drive system is malfunctioning. 
Consult a q
ualiNed specialist workshop.
Û
Have high-voltage system
checked See Owner's Man-
ual * A function restriction has occurred in the drive system. 
Consult a q
ualiNed specialist workshop.
Consult workshop without
changing the transmission
position * The transmission is malfunctioning. It is no longer possible to change the transmission position. 
If transmission position h is select
ed, consult a qualiNed specialist workshop and do not change the transmission
position. 478
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and P Solutions 
For all other transmission positions, park the vehicle safely. 
Consult a qualiNed specialist workshop.
Consult workshop without
starting the vehicle again * 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.
Û Output and range reduced
See Owner's Manual * A malfunction has occurred in the high-voltage battery.
Output and r
ange will be severely restricted. 
Switch the vehicle oM and loc
k it. 
Aser w
aiting for a short time, unlock the vehicle and start it again.
If the display message appears again: 
Drive on carefully. 
Fully charge the high-voltage battery ( pag
e 212).
If the output and range are still reduced, there is a malfunction in the drive system. 
Drive on carefully. 
Consult a q
ualiNed specialist workshop.
Cannot start vehicle See
Owner's Manual * It is not possible to start the vehicle.
A malfunction has occur
red in the drive system. 
Switch the vehicle oM and loc
k it. Display messages and warning/indicator lamps
479

Display messages
Possible causes/consequences and P Solutions 
Aser waiting for a short time, unlock the vehicle and start it again. 
If the display message appears again and the vehicle does not start, consult a q
ualiNed specialist workshop.
Drive malfunction Achieva-
ble speed limited Stop soon * The drive system is malfunctioning.
The maximum v
ehicle speed is restricted. The drive system will shut oM within a few kilometres. 
Stop the vehicle immediately in accordance with the tr
aPc conditions and switch oM the drive system. Do not con-
tinue driving. 
Do not tow the vehicle, stop towing if necessary. 
Consult a q
ualiNed specialist workshop.
Drive malfunction Achieva-
ble speed severely limited
See Owner's Manual * The drive system is malfunctioning.
The maximum v
ehicle speed is restricted. 
Consult a q
ualiNed specialist workshop.

Display messages
Possible causes/consequences and P Solutions

Display messages
Possible causes/consequences and P Solutions
High-voltage battery mal-
function. No start in
approx. XXX km
Consult
workshop(red display mes-
sage) * A malfunction has occurred in the high-voltage battery.
It will no long er be possible to start the electric drive system aser the distance displayed has been covered.
It is still possible to start the combustion engine. 
Have the necessary maintenance work on the high-voltage battery carried out immediately at a q
ualiNed specialist
workshop.
High-voltage battery mal-
function. Consult work-
shop without starting the
vehicle again * 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.
6 Please wait Depressurising
fuel tank *
Vehicles with petrol engines: t
he pressure in the fuel tank is reduced before the fuel Nller Oap is opened. The pressure
reduction can take up to 15 minutes.
6 Fuel tank is depressurised
Ready for refuelling *
Vehicles with petrol engines: t
he pressure in the fuel tank is released and the fuel Nller Oap opens. 482
Display messages and warning/indicator lamps

Vehicle
Display messages
Possible causes/consequences and P Solutions * The driver's display is inoperative due to a failed
sosw are update.
The display message will be shown every time the engine is started. &
WARNING Risk of accident if t
he driver display fails
If the driver display has failed or is malfunctioning, function restrictions in systems relevant to safety cannot be
de
tected.
The operating safety of your vehicle may be impaired. 
Drive on carefully. 
Have the vehicle checked immediately at a q
ualiNed specialist workshop. If the operating safety of your vehicle is impaired, park the vehicle immediately and safely. Contact a
q
ualiNed special-
ist workshop. &
WARNING Risk of accident due t
o failure of the driver display
In the event that the driver display fails or malfunctions, you will not recognise function restrictions aMecting sy
s-
tems relevant to safety. This may impair operating safety. 
Park the vehicle safely as soon as possible and notify a q
ualiNed specialist workshop. Display messages and warning/indicator lamps
483

Display messages
Possible causes/consequences and P Solutions
If the driver's display fails, you may not recognise function restrictions aMecting sy stems relevant to safety or the
speed display, for example. The operating safety of the vehicle may be impaired ( page 339). 
Have the vehicle checked by a q
ualiNed specialist workshop immediately.
r
Vehicle is operational
Switch off vehicle 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
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 305). 
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 305). 
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. 
Consult a q
ualiNed 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. Display messages and warning/indicator lamps
485

Display messages
Possible causes/consequences and P Solutions 
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.
Head-up display Brightness
currently reduced See Own-
er's Manual * The brightness of the head-up display is reduced. Possible causes:
= Dir

t on the windscreen in the camera's Neld of vision
= Faulty exterior brightness signals 
Switch on the windscreen wipers. 
Clean the windscreen if necessary. 
Switch the vehicle oM and switc
h it back on 
If the display message still appears, consult a q
ualiNed specialist workshop.
Ù
Steering malfunction Drive
carefully Visit workshop * A power steering malfunction has occurred. Steering characteristics may be impaired as a result. 
Drive on carefully. 
Consult a q
ualiNed specialist workshop.486
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and P Solutions
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. 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. Ù
Rear axle steering cur-
rently malfunctioning * The rear-axle steering is temporarily unavailable. The turning circle may become wider. 
Stop the vehicle in accordance with the tr
aPc conditions and restart the vehicle.
If the display message does not disappear: 
Drive on carefully. 
Consult a q
ualiNed specialist workshop. Display messages and warning/indicator lamps
487