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172 Starting and driving ›
Reduced braking effect
Damp, frozen, salt-affected or corroded brakes can
impair the braking effect.
›
Clean the brakes by braking several times if traffic
conditions allow it.
When the engine is stopped, the brake booster
does not work
›
Depress the brake pedal more forcefully.
Electric parking brake
Operation
WARNING
Danger of key locking!
The recessed grip for the fingers in front of the
▶
button
must remain empty.
Manual switch on
Automatic shut-off
The parking brake switches off automatically when
starting up.
If automatic switch-off is to be prevented, e.g. when
starting off on a slope, keep the button
Conditions for automatic shutting down
✓ Driver's door is closed, in some cases, the driver's
seat belt is also fastened.
Manual shut-down
Troubleshooting
Parking brake error
is illuminated
Electric parking brake
›
Pull the button
and
hold it.
The following symbols
light up.
in the button.
▶
in the instrument
▶
cluster.
pulled.
›
With the ignition
switched on, press the
brake pedal and at the
same time push the
button.
Message regarding a parking brake error
›
Seek the help of a specialist garage.
Parking on a steep slope
flashing
Notification regarding parking position on a steep
slope
›
Go to another parking spot where there is less of a
slope.
Noise when using the parking brake
Noise when using the parking brake is normal. This is
not a defect.
The vehicle battery is discharged, the parking
brake cannot be switched off
›
Connect the vehicle battery to a power source,
such as the battery of another vehicle.
Emergency braking in case of faulty brake
system
Switching on
Switching off
›
Release the button
.
Or:
›
Depress the accelerator pedal.
Auto Hold automatic holding function
Usage
Auto Hold automatically secures the vehicle from
rolling away when stopped.
Functionality
WARNING
Risk of an accident!
Auto Hold is not able to stop the vehicle under all cir-
cumstances, such as on slippery ground, or on gradi-
ents.
›
Pull the button
and
hold it.
The vehicle starts to
brake sharply and an
acoustic signal is soun-
ded.
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