MERCEDES-BENZ EQS SALOON 2022 Owners Manual

Page 531 of 581

Indicator and warning lamps
Occupant saf
ety
6 Restraint system ( pag
e 529)

Page 532 of 581

Occupant safety
Warning/indicator lamp Possible causes/consequences and
P Solutions
6
R estraint system warning
lamp * The restraint system red warning lamp is lit while the vehicle is on.
The restraint system is malfunctioning ( pag e 46). &
DANGER Risk of f
atal injuries due to restraint system malfunctions
Components in the restraint system may be activated unintentionally or not deploy as planned in an accident. In the
e
vent of an accident, the high-voltage on-board electrical system may not be deactivated as intended.
You may suMer an electric shock if you touch the damaged components of the high-voltage on-board electrical sys-
tem. 
Have the restraint system checked and repaired immediately at a q
ualiNed specialist workshop. 
Aser an accident, switc
h oM the vehicle immediately. 
Drive on carefully. 
Note the messages on the driver's display. 
Consult a q
ualiNed specialist workshop immediately.

Page 533 of 581

Warning/indicator lamp Possible causes/consequences and
P Solutions

Page 534 of 581

Warning/indicator lamp Possible causes/consequences and
P Solutions
=
Electr ical fault warning lamp * The red electrical fault warning lamp is lit.
There is a fault with the electrics. 
Note the messages on the driver's display. Vehicle
Warning/indicator lamp Possible causes/consequences and
P Solutions
ï
T
railer tow hitch warning
lamp * The red trailer hitch warning lamp is lit.
The trailer hitch is not operational. &
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. 
Note the messages on the driver's display. Display messages and warning/indicator lamps
531

Page 535 of 581

Warning/indicator lamp Possible causes/consequences and
P Solutions
Ù
P ower steering warning
lamp (yellow) * The yellow power steering warning lamp is lit while the vehicle is running.
The power assistance or the steering itself is malfunctioning. 
Note the messages on the driver's display.
Ù
P
ower steering warning
lamp (red) * The red power steering warning lamp is lit while the vehicle is running.
The power assistance or the steering itself is malfunctioning. &
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. 
Note the messages on the driver's display.
Ù
R
ear axle steering warning
lamp (yellow) * The yellow rear axle steering warning lamp is lit while the vehicle is running.
The rear axle steering is malfunctioning. 
Note the messages on the driver's display. 532
Display messages and warning/indicator lamps

Page 536 of 581

Warning/indicator lamp Possible causes/consequences and
P Solutions
Ù
R ear axle steering warning
lamp (red) * The red rear axle steering warning lamp is lit while the vehicle is running.
The rear axle steering is malfunctioning. &
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. 
Note the messages on the driver's display. Display messages and warning/indicator lamps
533

Page 537 of 581

Brakes
Warning/indicator lamp Possible causes/consequences and
P Solutions
$
Electr ic parking brake indi-
cator lamp (red)
$
Electric parking brake indi-
cator lamp (yellow) * The red electric parking brake indicator lamp
Oashes or is lit.
The y
ellow electric parking brake indicator lamp is also lit in the event of a malfunction. 
Note the messages on the driver's display.
M
Br
ake system warning lamp
(yellow) * The yellow brake warning lamp is lit while the vehicle is running. &
WARNING Risk of an accident due t o a brake system malfunction
If the brake system is malfunctioning, braking characteristics may be impaired. 
Drive on carefully. 
Have the brake system checked immediately at a q
ualiNed specialist workshop. The Hill Start Assist may be malfunctioning.

Adjust your speed and drive on carefully, leaving a suitable distance to the vehicle in front. 534
Display messages and warning/indicator lamps

Page 538 of 581

Warning/indicator lamp Possible causes/consequences and
P Solutions
If the driver's display shows a display message, observe it. 
Consult a qualiNed specialist workshop.
M
Br
ake system warning lamp
(red) * The red brake warning lamp is lit while the vehicle is running.
Possible causes:
= The br
ake force boosting is malfunctioning and the braking characteristics may be aMected.
= There is insuPcient brake Ouid in the brake Ouid reservoir. 
Note the messages on the driver's display. &
WARNING Risk of accident and injur
y if brake force boosting is malfunctioning
If brake force boosting is malfunctioning, increased brake pedal force may be necessary for braking. The braking
c
haracteristics may be impaired. The braking distance can increase in emergency braking situations. 
Stop in a safe location immediately. Do not continue driving! 
Consult a q
ualiNed specialist workshop. &
WARNING Risk of an accident due t
o low brake Ouid level
If the brake Ouid le
vel is too low, the braking eMect and the braking characteristics may be impaired. 
Stop the vehicle as soon as possible, paying attention to road and tr
aPc conditions. Do not continue driving. 
Consult a q
ualiNed specialist workshop. Display messages and warning/indicator lamps
535

Page 539 of 581

Warning/indicator lamp Possible causes/consequences and
P Solutions
Do not top up the brake Ouid.Driving systems
Warning/indicator lamp Possible causes/consequences and
P Solutions
/
W arning lamp for distance
warning function * The red distance warning lamp lights up while the vehicle is in motion.
The distance to the vehicle in front is too small for the speed selected.
If t here is an additional warning tone, you are approaching an obstacle at too high a speed. 
Be prepared to brake immediately. 
Increase the distance.
Function of Active Brake Assist (  pag
e 265).

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Warning/indicator lamp Possible causes/consequences and
P Solutions
ê
A ctive Brake Assist warning
lamp * The Active Brake Assist warning lamp is on.
The system is switched oM or t he range of functions has been automatically restricted.
This may be the case if the driver is not wearing a seat belt or another driving system has been activated. 
Observe the notes on Active Brake Assist ( pag
e 265).

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