2023 MERCEDES-BENZ C CLASS Owners Manual

Occupant safetyDisplay messagesPossible causes/consequences and P Solutions
u
Restraint System Malfunc-
tion Service Required
*The restraint system is malfunctioning (  page 34).&WARNING Risk of injury due to malfunctions in the restraint system
Components in the restraint system may be activated unintentionally or not deploy as planned in an accident.
Have the restraint system checked and repaired immediately at a qualiNed specialist workshop.
u
Front Left Malfunction
Service Required (example)
*The corresponding restraint system is malfunctioning (  page 34).&WARNING Risk of injury due to malfunctions in the restraint system
Components in the restraint system may be activated unintentionally or not deploy as planned in an accident.
Have the restraint system checked and repaired immediately at a qualiNed specialist workshop.
u
Left Window Airbag Mal-
function Service
Required (example)
*The corresponding restraint system is malfunctioning (  page 34).&WARNING Risk of injury or fatal injury due to a malfunction in the window curtain airbag
The window curtain airbag might be triggered unintentionally or might not be triggered at all in the event of an
accident.
Have the window curtain airbag checked and repaired immediately at a qualiNed specialist workshop.Display messages and warning/indicator lamps383

Display messagesPossible causes/consequences and P SolutionsFront Passenger Airbag Dis-
abled See Operator's Man-
ual*The front passenger airbag has been disabled even though an adult or a person of adult stature is on the front passenger seat. If additional forces are applied to the seat, the weight the system detects may be too low.&WARNING Risk of injury or fatal injury due to a disabled front passenger airbag
If the front passenger airbag is disabled, the front passenger airbag will not be deployed in the event of an accident
and cannot perform its intended protective function.
A person in the front passenger seat could then, for example, come into contact with the vehicle\bs interior, espe-
cially if the person is sitting too close to the cockpit.
Make sure, both before and during the journey, that the status of the front passenger airbag is correct.Stop the vehicle immediately in accordance with the traPc conditions.Make sure that no objects are trapped under the front passenger seat.Check the status of automatic front passenger airbag actuation (  page 44).If necessary, consult a qualiNed specialist workshop immediately.Front Passenger Airbag
Enabled See Operator's
Manual*The front passenger airbag will be enabled while the vehicle is in motion in the following situations:
= Even when a child, a person of smaller stature or an object weighing less than the system weight threshold is loca-
ted on the front passenger seat
= Even when the front passenger seat is not occupied
The system may detect objects or forces that are adding to the weight applied to the seat.384Display messages and warning/indicator lamps

Display messagesPossible causes/consequences and P Solutions&WARNING Risk of injury or death when using a child restraint system while the front passenger airbag is ena-
bled
If you secure a child in a child restraint system on the front passenger seat and the front passenger airbag is ena-
bled, the front passenger airbag can deploy in the event of an accident.
The child could be struck by the airbag.
Ensure, both before and during the journey, that the status of the front passenger airbag is correct.
NEVER use a rearward facing child restraint on a seat protected by an ACTIVE AIRBAG in front of it, DEATH or
SERIOUS INJURY to the CHILD can occur.
Stop the vehicle immediately in accordance with the traPc conditions.Make sure that no objects are trapped under the front passenger seat.Check the status of automatic front passenger airbag actuation (  page 44).If necessary, consult a qualiNed specialist workshop immediately.PRE-SAFE Inoperative See
Operator's Manual*The PRE!

SmartKeyDisplay messagesPossible causes/consequences and P Solutions

Display messagesPossible causes/consequences and P Solutions

Display messagesPossible causes/consequences and P Solutions

Display messagesPossible causes/consequences and P Solutions
:
Malfunction See Opera-
tor

Display messagesPossible causes/consequences and P Solutions
:
Switch Off Lights
*You are leaving the vehicle and the lights are still switched on.Turn the light switch to the X position.DIGITAL LIGHT Functions
Limited*The DIGITAL LIGHT system is malfunctioning. The lighting system will continue to work even without the functions of
the DIGITAL LIGHT system.Visit a qualiNed specialist workshop.Adaptive Highbeam Assist
Currently Unavailable See
Operator's Manual*Adaptive Highbeam Assist is temporarily unavailable.
The system limits have been reached (  page 128).
Once the cause of the problem is no longer present, the system will be available again. The Adaptive Highbeam
Assist Now Available display message will appear.Drive onOperate the high beam manually until Adaptive High Beam Assist is available again.Adaptive Highbeam Assist
Inoperative*Adaptive Highbeam Assist is malfunctioning.Drive on
or
Stop the vehicle in accordance with the traPc conditions and restart the vehicle.If the display message does not disappear: consult a qualiNed specialist workshop.Until then, operate the high beam manually.390Display messages and warning/indicator lamps