MERCEDES-BENZ C CLASS COUPE 2023 Owners Manual

EngineDisplay messagesPossible causes/consequences and P Solutions

Display messagesPossible causes/consequences and P Solutions&WARNING Risk of burns when opening the hood
If you open the hood in the event of an overheated engine or Nre in the engine compartment, the following situa-
tions may occur:
= You may come into contact with hot gases.
= You may come into contact with other escaping hot operating Ouids.
Before opening the hood, allow the engine to cool down.In the event of a Nre in the engine compartment, keep the hood closed and call the Nre service.Wait until the engine has cooled down.Make sure that the air supply to the radiator is not obstructed.Avoiding high loads on the engine, drive to the nearest qualiNed specialist workshop. In doing so, ensure that the
coolant temperature display remains below the red marking.

Display messagesPossible causes/consequences and P Solutions

Display messagesPossible causes/consequences and P SolutionsChange the transmission position.Depress Brake to Shift to D
or R*You have attempted to select transmission position [ or ^.Depress the brake pedal.Select transmission position [ or ^.Depress Brake to Shift to R*You have attempted to select transmission position ^.Depress the brake pedal.Select transmission position ^.Service Required Apply
Parking Brake to Park*A malfunction has occurred in the emergency power supply to park position ].Visit a qualiNed specialist workshop.Until then, always select park position ] manually before you switch oM the vehicle.Before leaving the vehicle, apply the electric parking brake.Risk of Vehicle Rolling
Away Driver's Door Open
Position P Not Selected*The driver\bs door is not fully closed and transmission position [, ^ or neutral \\ is selected.
The vehicle may roll away.Select park position ] when switching oM the vehicle.Risk of Vehicle Rolling
Away Apply Parking Brake
When Parking*The transmission is malfunctioning. Park position ] cannot be selected.Park the vehicle safely.Use the electric parking brake to secure the vehicle against rolling away.402Display messages and warning/indicator lamps

Display messagesPossible causes/consequences and P SolutionsOn gradients, turn the front wheels so that the vehicle will roll towards the curb if it starts moving.Risk of Vehicle Rolling
Away N Activated Manually
No Automatic Change to P*While the vehicle was at a standstill or driving at very low speed, neutral \\ was engaged with the engine running or
the vehicle switched on.*NOTE Damage to the vehicle due to rolling away
When the vehicle is switched oM or the driver\bs door is opened, automatic engagement of park position ] is deac-
tivated.
The vehicle may roll away.
Be ready to brake.Do not leave the vehicle unattended.Depress the brake pedal until the vehicle comes to a standstill.Engage park position ] when the vehicle is stationary with the brake pedal depressed.To continue driving with the brake pedal depressed, select transmission position [ or ^.N Automatically Activated
Please Shift to Transmis-
sion Position Again*Neutral \\ was automatically engaged when the vehicle was rolling or being driven.\bWhen you open the driver\bs door in neutral \\, park position ] will be engaged automatically.Engage park position ] when the vehicle is stationary with the brake pedal depressed.To continue driving with the brake pedal depressed, select transmission position [ or ^.Display messages and warning/indicator lamps403

Display messagesPossible causes/consequences and P SolutionsReversing Not Possible
Service Required*The transmission is malfunctioning. It is not possible to select transmission position ^.Visit a qualiNed specialist workshop.Transmission Malfunction
Stop*The transmission is malfunctioning. The transmission shiss to neutral \\ automatically.Stop the vehicle immediately in accordance with the traPc conditions.Depress the brake pedal.Engage park position ].Consult a qualiNed specialist workshop.Service Required Do Not
Change Transmission Posi-
tion*The transmission is malfunctioning. It is no longer possible to change the transmission position.If transmission position [ is selected, consult a qualiNed specialist workshop and do not change the transmission
position.For all other transmission positions, park the vehicle safely.Consult a qualiNed specialist workshop or breakdown service.Drive Malfunction Stop
Restart Vehicle*The transmission is malfunctioning.Stop the vehicle immediately in accordance with the traPc conditions.Restart the vehicle.
If the display message still appears:
Visit a qualiNed specialist workshop.404Display messages and warning/indicator lamps

Display messagesPossible causes/consequences and P SolutionsDrive Malfunction Stop
Contact Dealer*The transmission is malfunctioning.Stop the vehicle immediately in a safe location and do not continue driving.Consult a qualiNed specialist workshop.Drive Overheated Drive
Carefully*The transmission is overheating. When the display message is active, start-up and driving characteristics may be tem-
porarily impaired.Drive at low engine speed.Avoid sporty driving.Before pulling away on uphill gradients, let the transmission cool down until the display message disappears.Auxiliary Battery Malfunc-
tion (white display message)*There is a malfunction in the auxiliary battery.Visit a qualiNed specialist workshop.Until then, always select park position ] manually before you switch oM the vehicle.Before leaving the vehicle, apply the electric parking brake.Auxiliary Battery Malfunc-
tion (red display message)*There is a malfunction in the auxiliary battery.Visit a qualiNed specialist workshop.Until then, always select park position ] manually before you switch oM the vehicle.Before leaving the vehicle, apply the electric parking brake.Display messages and warning/indicator lamps405

BrakesDisplay messagesPossible causes/consequences and P Solutions
M
(USA only)

Display messagesPossible causes/consequences and P Solutions*The yellow

Display messagesPossible causes/consequences and P SolutionsTo apply: Apply the electric parking brake manually.
If it is not possible to apply the electric parking brake:
Consult a qualiNed specialist workshop.Where necessary, also secure the parked vehicle against rolling away.
To release:
If the conditions for automatic release are fulNlled and the electric parking brake is not released automatically,
release the electric parking brake manually (  page 176).
If it is still not possible to release the electric parking brake:
Do not continue driving. Consult a qualiNed specialist workshop.408Display messages and warning/indicator lamps