2021 MERCEDES-BENZ GLA Owners Manual

DisplaymessagesPossiblecauses/consequencesand0050SolutionsApply Parking Brake Risk
of Rolling Away See Opera-
tor's Manual*The transmission position cannot be reliably identified.Use the electric parking brake to secure the vehicle against rolling away.Teaching in Transmission
Complete*The transmission's teach-in process is complete. All transmission positions can be selected again.Transmission Malfunction
Service Required*The transmission is malfunctioning.
Consult a qualified specialist workshop.Display messages and warning/indicator lamps327

BrakesDisplaymessagesPossiblecauses/consequencesand0050Solutions
0049
(USA only)0024
(Canada only)
Parking Brake See Opera-
tor's Manual
*The yellow 0024 indicator lamp is lit. The electric parking brake is malfunctioning.
Toapply:Switch the ignition off and switch it back on.Apply the electric parking brake manually (  page 159).
If it is not possible to apply the electric parking brake:
Consult a qualified specialist workshop.Where necessary, also secure the parked vehicle against rolling away.*The yellow 0024 indicator lamp and the red 0049 (USA only) or 0024 (Canada only) indicator lamp are lit. The elec

DisplaymessagesPossiblecauses/consequencesand0050Solutions*The yellow 0024 indicator lamp is lit and the red 0049 (USA only) or 0024 (Canada only) indicator lamp is flashing.
The electric parking brake is malfunctioning.
The electric parking brake could not be applied or released.Switch the ignition off and switch it back on.
Toapply:
Release and then apply the electric parking brake manually (  page 159).
Torelease:
Apply and then release the electric parking brake manually.
If the electric parking brake cannot be applied or the red 0049 (USA only) or 0024 (Canada only) indicator lamp
continues to flash:
Do not continue driving. Consult a qualified specialist workshop.Where necessary, also secure the parked vehicle against rolling away.*The yellow 0024 indicator lamp is lit and the red 0049 indicator lamp (USA only) or 0024 indicator lamp (Can

DisplaymessagesPossiblecauses/consequencesand0050SolutionsToapply:switch the ignition off.
The electric parking brake will be applied automatically.
If the electric parking brake is not to be applied, e.g. at an automatic car wash or when the vehicle is being towed, leave the ignition switched on. This does not include having the vehicle towed with the rear axle raised.
If the electric parking brake is not applied automatically:
Switch the ignition off and switch it back on.Release and then apply the electric parking brake manually (  page 159).
If it is still not possible to apply the electric parking brake:
Consult a qualified specialist workshop.Where necessary, also secure the parked vehicle against rolling away.
Torelease:
If the conditions for automatic release are fulfilled and the electric parking brake is not released automatically,
release the electric parking brake manually (  page 159).
If it is still not possible to release the electric parking brake:
Do not continue driving. Consult a qualified specialist workshop.330Display messages and warning/indicator lamps

DisplaymessagesPossiblecauses/consequencesand0050Solutions
0049
(USA only)0024
(Canada only)
Please Release Parking
Brake
*The red 0049 indicator lamp (USA only) or 0024 indicator lamp (Canada only) is flashing.
The electric parking brake is applied while you are driving:
= A condition for automatic release of the electric parking brake has not been fulfilled (  page 159).
= You are performing emergency braking using the electric parking brake (  page 160).Check the conditions for automatic release of the electric parking brake.Release the electric parking brake manually.Display messages and warning/indicator lamps331

DisplaymessagesPossiblecauses/consequencesand0050Solutions
0049
(USA only)0024
(Canada only)
Turn On the Ignition to
Release the Parking Brake
*The red 0049 (USA only) or 0024 indicator lamp (Canada only) is lit.
You have attempted to release the electric parking brake with the ignition switched off.Switch on the ignition.
0027
(USA only)004D
(Canada only)
Check Brake Fluid Level
*There is insufficient brake fluid in the brake fluid reservoir.&WARNING Risk of an accident due to low brake fluid level
If the brake fluid level is too low, the braking effect and the braking characteristics may be impaired.
Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions.
Do not continue driving under any circumstances.Consult a qualified specialist workshop.Do not add brake fluid.332Display messages and warning/indicator lamps

DisplaymessagesPossiblecauses/consequencesand0050Solutions
0026
Check Brake Pads See
Operator's Manual
*The brakepads have reached the wear limit.Consult a qualified specialist workshop.DrivingsystemsDisplaymessagesPossiblecauses/consequencesand 0050Solutions
é
ATTENTION ASSIST Inoper-
ative
*ATTENTION ASSIST is malfunctioning.Consult a qualified specialist workshop.
é
ATTENTION ASSIST Take a
Break!
*ATTENTION ASSIST has detected fatigue or an increasing lack of concentration on the part of the driver (  page 199).If necessary, take a break.Display messages and warning/indicator lamps333

DisplaymessagesPossiblecauses/consequencesand0050SolutionsActive Steering Assist Cur-
rently Unavailable See
Operator's Manual*Active Steering Assist is temporarily unavailable.
The ambient conditions are outside the system limits (  page 179).Drive on.
As soon as the ambient conditions are within the system limits, the system will become available again.If necessary, clean the windshield in the camera's field of vision.Check the tire pressure if necessary.Active Steering Assist Inop-
erative*Active Steering Assist is malfunctioning. Active Distance Assist DISTRONIC remains available.Consult a qualified specialist workshop.
Ø
*Active Steering Assist has reached the system limits (  page 179).
You have not steered independently for a considerable period of time.Take over the steering and drive on in accordance with the traffic conditions.Beginning Emergency Stop*Your hands are not on the steering wheel. An emergency stop is being initiated (  page 181).Put your hands back on the steering wheel.
You can cancel the deceleration at any time by performing one of the following actions:
= Steering
= Depressing the brake or accelerator pedal
= Pressing a steering-wheel button
= Operating Touch Control
334Display messages and warning/indicator lamps