MERCEDES-BENZ S-CLASS SALOON LONG 2022 Owners Manual

Display messages
Possible causes/consequences and P Solutions 
Request service personnel from the operator of the charging station via the emergency call button or the emer-
g ency numbers attached to the charging station.
Vehicle not currently being
charged Charging station
fault * A malfunction has occurred in the charging station or the RFID card is not recognised. 
Start the charging process at a diMer
ent charging station.
or 
Have the RFID card checked to ensure it is functioning.
Charging fault Please
change charging method
See Owner's Manual * A temporary malfunction has occurred in the charging station. 
Wait until the malfunction has passed.
or 
Start the charging process at a diMer
ent charging station.
AC charging inoperative
Consult workshop * The charging process cannot be started due to a malfunction. 
Consult a q
ualiNed specialist workshop.
DC charging inoperative
Consult workshop * The charging process cannot be started due to a malfunction. 
Consult a q
ualiNed specialist workshop.
Only electric drive availa-
ble Power limited * The fuel tank is empty and the combustion engine is switched
oM. The output of y
our vehicle is limited because you
are driving in electric mode. 518
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and P Solutions 
Refuel immediately.
Subseq
uently, there may be temporary restrictions in the availability of electric mode over a driving distance of
50 km.
If there is fuel in the vehicle, there is a fault with the combustion engine. 
Consult a q
ualiNed specialist workshop.
"Electric" drive program
currently unavailable * The charge level of the high-voltage battery is not
suPcient f
or the Electric drive program.
Charge the high-voltage battery ( page 240).
Reduced drive system per-
formance See Owner's
Manual * The drive system switches to emergency operation mode due to a malfunction. 
Drive on carefully. 
Consult a q
ualiNed specialist workshop.
Preparing drive system

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. 520
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 240).
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
521

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. 524
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
525

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 379). 
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
ï
Trailer coupling Check
lock(whit
e display message) * The trailer hitch is not operational during a journey with a trailer. &
WARNING Risk of an accident if t he ball neck is not locked
The trailer may become detached. 
Stop the vehicle immediately in accordance with the tr
aPc conditions. Do not continue driving. 
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 333). 
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 retracted: initiat
e a new swivel movement ( page 333).
The ball neck will engage vertically in the locked position and then engage beneath the bumper. Display messages and warning/indicator lamps
527