MERCEDES-BENZ C CLASS 2023 Owners Manual

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

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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

Page 393 of 490

Display messagesPossible causes/consequences and P SolutionsAdaptive Highbeam Assist
Plus Currently Unavailable
See Operator's Manual*Adaptive Highbeam Assist Plus is temporarily unavailable.
The system limits have been reached (  page 129).
Once the cause of the problem is no longer present, the system will be available again. The Adaptive Highbeam
Assist Plus Now Available display message will appear.Drive onOperate the high beam manually until Adaptive High Beam Assist Plus is available again.Adaptive Highbeam Assist
Plus Inoperative*Adaptive Highbeam Assist Plus 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.Hazard Warning Light Mal-
function*The hazard warning lamp switch is malfunctioning.Visit a qualiNed specialist workshop.Display messages and warning/indicator lamps391

Page 394 of 490

VehicleDisplay messagesPossible causes/consequences and P Solutions*The driver\bs display is inoperative due to a failed sosware update.
The display message will be shown every time the engine is started.&WARNING Risk of accident if the driver display fails
If the driver display has failed or is malfunctioning, function restrictions in systems relevant to safety cannot be
detected.
The operating safety of your vehicle may be impaired.
Drive on carefully.Have the vehicle checked immediately at a qualiNed specialist workshop.If the operating safety of your vehicle is impaired, park the vehicle immediately and safely. Contact a qualiNed special-
ist workshop.
If the driver\bs display fails, you may not recognize function restrictions aMecting systems relevant to safety or the
speed display, for example. The operating safety of the vehicle may be impaired (  page 260).
Have the vehicle checked by a qualiNed specialist workshop immediately.392Display messages and warning/indicator lamps

Page 395 of 490

Display messagesPossible causes/consequences and P Solutions
r
Vehicle Ready to Drive
Switch the Ignition Off
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 SmartKey with you.If you do not leave the vehicle, switch oM the electrical consumers, e.g. the seat heating. Otherwise, the 12!

Page 396 of 490

Display messagesPossible causes/consequences and P SolutionsSwitch the vehicle oM and switch it back onIf the display message still appears, consult a qualiNed specialist workshop.
Ù
Steering Malfunction Drive
Carefully Service Required
*A power steering malfunction has occurred. Steering characteristics may be impaired as a result.Drive on carefully.Visit a qualiNed specialist workshop.
Ù
Steering Malfunction
Increased Physical Effort
See Operator's Manual
*The power steering assistance is malfunctioning.&WARNING Risk of an accident due to 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 qualiNed specialist workshop immediately.
Ù
Steering Malfunction Stop
Immediately See Opera-
tor's Manual
*The steering is malfunctioning. Steering capability is signiNcantly impaired.&WARNING Risk of accident if steering capability is impaired
If the steering does not function as intended, the vehicle\bs operating safety is jeopardized.
394Display messages and warning/indicator lamps

Page 397 of 490

Display messagesPossible causes/consequences and P SolutionsPull over and stop the vehicle safely as soon as possible, paying attention to road and traPc conditions. Do
not continue driving under any circumstances.Consult a qualiNed specialist workshop.
Ù
Rear Axle Steering Cur-
rently Malfunctioning
*The rear axle steering is temporarily unavailable. The turning radius may become greater.Stop the vehicle in accordance with the traPc conditions and restart the vehicle.
If the display message does not disappear:
Drive on carefully.Visit a qualiNed specialist workshop.
Ù
Rear Axle Steering Malfunc-
tion Service Required
*The rear axle steering is malfunctioning.
The rear axle has no steering capability.
The steering wheel may be at an angle when you drive in a straight line.Adapt your speed and drive on carefully.Consult a qualiNed specialist workshop immediately.Display messages and warning/indicator lamps395

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Display messagesPossible causes/consequences and P Solutions
Ù
Rear Axle Steering Malfunc-
tion Stop Immediately
*The rear axle steering is malfunctioning.
The rear axle has no steering capability.
The steering wheel may be tilted when you drive in a straight line.&WARNING Risk of accident if steering capability is impaired
If the steering does not function as intended, the vehicle\bs operating safety is jeopardized.
Pull over and stop the vehicle safely as soon as possible, paying attention to road and traPc conditions. Do
not continue driving under any circumstances.Consult a qualiNed specialist workshop.Ambient Lighting Warning
Support Inoperative*The ambient lighting may not provide full visual warning support.Lock the vehicle and unlock it again aser a few minutes.If the display message appears regularly, contact a qualiNed specialist workshop.
Q
*At least one door is open.Close all doors.

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Display messagesPossible causes/consequences and P Solutions&WARNING Risk of accident due to driving with the hood unlocked
The hood may open and block your view.
Never release the hood when driving.Before every trip, ensure that the hood is locked.Stop the vehicle immediately in accordance with the traPc conditions.Close the hood.

Page 400 of 490

Display messagesPossible causes/consequences and P Solutions
o
Rear Left Backrest Not
Latched (example)
*The seat backrest of the corresponding seat is not engaged.Fold the seat backrest back until it engages.

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