MERCEDES-BENZ C-CLASS SALOON 2022 Owners Manual

Page 491 of 585

Display messages
Possible causes/consequences and P Solutions
* The yellow $ indicat or lamp is lit and the red $ indicator lamp Oashes for approximately ten seconds aser the
electric parking brake has been applied or released. It then remains lit or goes out. The electric parking brake is mal-
functioning.
If the state of charge is too low: 
Charge the 12 V battery.
To apply: 
Apply the electric parking brake manually.
If it is not possible to apply the electric parking brake: 
Consult a q
ualiNed specialist workshop. 
Where necessary, also secure the parked vehicle against rolling away.
To release: 
If the conditions for automatic release are fulNlled and t
he electric parking brake is not released automatically,
release the electric parking brake manually (  page 224).
If it is still not possible to release the electric parking brake: 
Do not continue driving. Consult a q
ualiNed specialist workshop. 488
Display messages and warning/indicator lamps

Page 492 of 585

Display messages
Possible causes/consequences and P Solutions
$
Release parking brake * The red $ indicat
or lamp is Oashing.
The electric parking brake is applied while you are driving:
= A condition for automatic release of the electric parking brake has not been fulNlled ( page 224).
= You are performing emergency braking using the electric parking brake (  page 225).
Check the conditions for automatic release of the electric parking brake. 
Release the electric parking brake manually.
$
Parking brake Switch on
vehicle to release * The red $ indicat

or lamp is lit.
You have attempted to release the electric parking brake with the vehicle switched oM.
Switch on the vehicle.
M Brake immediately * A malfunction has occurred while the HOLD function was activated.
A hor
n may also sound at regular intervals.
You cannot start the vehicle system. 
Immediately depress the brake pedal Nr
mly until the display message disappears.
You cannot start the vehicle system again. Display messages and warning/indicator lamps
489

Page 493 of 585

Display messages
Possible causes/consequences and P Solutions
M
Malfunction See Owner's
Manual * The brake force boosting function is impaired.
Hill S tart Assist may be impaired. &
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. M
Malfunction Stop vehicle * The brake force boosting function is impaired and the braking characteristics may be
aMect
ed.&
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.M
Check brake fluid level * There is
insuPcient br
ake Ouid in the brake Ouid reservoir. &
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. 490
Display messages and warning/indicator lamps

Page 494 of 585

Display messages
Possible causes/consequences and P Solutions 
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. 
Do not top up the brake Ouid.Check brake pads See
Owner's Manual
* The brakepads have reached the wear limit. 
Consult a q
ualiNed specialist workshop. Driving systems
Display messages
Possible causes/consequences and P Solutions

Page 495 of 585

Display messages
Possible causes/consequences and P Solutions
é
ATTENTION ASSIST: Take a
break! * ATTENTION ASSIST has detected fatigue or an increasing lack of concentration on the part of the driver
( pag e 234). 
If necessary, take a break.
J
- - -
km/h * Cruise control cannot be activated as not all activation conditions are
fulNlled.
Observe the activation conditions for cruise control (  pag e 237).
Cruise control inoperative * Cruise control is malfunctioning. 
Consult a q
ualiNed specialist workshop.
Cruise control and Limiter
inoperative * Cruise control and the limiter are malfunctioning. 
Consult a q
ualiNed specialist workshop.
Cruise control off * Cruise control has been deactivated.
If t
here is an additional warning tone, cruise control has been deactivated automatically (  page 235).492
Display messages and warning/indicator lamps

Page 496 of 585

Display messages
Possible causes/consequences and P Solutions

Page 497 of 585

Display messages
Possible causes/consequences and P Solutions

Page 498 of 585

Display messages
Possible causes/consequences and P Solutions
Active Distance Assist
available again * Active Distance Assist DISTRONIC is operational again. 
Switch on Active Distance Assist DISTRONIC ( pag e 242).
Speed Limit Assist cur-
rently unavailable See Own-
er's Manual * Speed Limit Assist is temporarily unavailable. 
Drive on
Once t

he cause of the problem is no longer present, the system will be available again.
Speed Limit Assist inopera-
tive * Speed Limit Assist is malfunctioning. 
Drive on
or 
Stop the vehicle in accordance with the tr
aPc conditions and restart the vehicle. 
If the display message does not disappear: consult a q ualiNed specialist workshop.
Speed limit (winter tyres)
XXX km/h * You have reached the maximum permissible stored speed for winter tyres. It is not possible to exceed this speed.
ð
Maximum speed exceeded * You have exceeded the maximum permissible speed (for certain countries only). 
Drive more slowly. Display messages and warning/indicator lamps
495

Page 499 of 585

Display messages
Possible causes/consequences and P Solutions
Active Steering Assist cur-
rently unavailable See Own-
er's Manual * Active Steering Assist is temporarily unavailable.
The ambient conditions ar e outside the system limits (  page 247).
As soon as the ambient conditions are within the system limits, the system will become available again. 
Drive on 
Check the tyre pressure if necessary.
Active Steering Assist inop-
erative * Active Steering Assist is malfunctioning. Active Distance Assist DISTRONIC remains available. 
Drive on
or 
Stop the vehicle in accordance with the tr
aPc conditions and restart the vehicle. 
If the display message does not disappear: consult a q ualiNed specialist workshop.
Ø * Active Steering Assist has reached the system limits ( pag

e 247).
You have not steered independently for a considerable period of time. 
Take over the steering and drive on in accordance with the tr
aPc conditions.
Active Steering Assist cur-
rently unavailable due to
multiple emergency stops * Active Steering Assist is temporarily unavailable due to multiple emergency stops. 
Take over the steering and stop in accordance with the tr
aPc conditions.
Switch the vehicle oM and switc
h it back on
Active Steering Assist is available once more. 496
Display messages and warning/indicator lamps

Page 500 of 585

Display messages
Possible causes/consequences and P Solutions
Ø
Beginning emergency stop * Your hands are not on the steering wheel. Active Steering Assist will initiate an emergency stop ( pag
e 247).
Put your hands on the steering wheel.
Information on cancelling an emergency stop ( pag
e 249).
Active Emergency Stop
Assist currently unavailable
See Owner's Manual * Active Emergency Stop Assist is temporarily unavailable.
The ambient conditions ar
e outside the system limits (  page 249).
As soon as the ambient conditions are within the system limits, the system will become available again. 
Drive on
or 
If the display message does not disappear, stop the vehicle in accordance with the tr
aPc conditions and restart
the vehicle.
* Vehicles without the Driving Assistance Package: A
ctive Emergency Stop Assist is temporarily unavailable due to multi-
ple emergency stops. 
Take over the steering and stop in accordance with the tr
aPc conditions.
Switch the vehicle oM and switc
h it back on
Active Emergency Stop Assist is available once more.
Active Emergency Stop
Assist inoperative * Active Emergency Stop Assist is malfunctioning. 
Drive on
or Display messages and warning/indicator lamps
497

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