Mercedes-Benz M-Class Operator's Manual page 182

Driving systems
180
i
If depressing the brake pedal the first
time does not activate the HOLD function,
wait briefly and then try again.
G WARNING
The vehicle's brakes are applied when the
HOLD function is activated. For this reason,
deactivate the HOLD function if the vehicle is
to be set in motion by other means (e.g. in a
car wash or by towing).
Deactivating the HOLD function
The HOLD function is deactivated
automatically if:
you accelerate and the transmission is in
R
position D or R.
the transmission is in position P.
R
you apply the brakes again with a certain
R
amount of pressure until
from the multifunction display.
you secure the vehicle using the electric
R
parking brake.
you activate DISTRONIC PLUS.
R
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After a time, the electric parking brake
secures the vehicle and relieves the service
brake.
G WARNING
Never get out of the vehicle when the HOLD
function is activated.
The HOLD function must never be operated
or deactivated by a passenger or from outside
the vehicle.
The HOLD function does not replace the
electric parking brake and must not be used
for parking.
The braking effect of the HOLD function is
canceled and the vehicle could roll away if:
the HOLD function is deactivated by
R
depressing the accelerator pedal or the
brake pedal.
there is a malfunction in the system or an
R
interruption in the power supply, e.g.
battery failure.
The electric parking brake automatically
secures the vehicle if the HOLD function is
activated and:
R
R
R
R
On steep uphill or downhill inclines or if there
is a malfunction, the transmission may also
automatically be shifted into position P.
HOLD disappears
General notes
AIRMATIC enables a suspension tuning
setting to be selected and regulates the
damping behavior and level of your vehicle.
The system comprises a minimum of two
components: ADS (Adaptive Damping
System) (
(
equipped with the Active Curve System
(
Observe the notes on driving with a trailer
(
ADS (Adaptive Damping System)
General notes
ADS adapts the damping characteristics to
the current operating and driving situation.
This depends on:
R
R
R
R
Your selection remains stored even if you
remove the SmartKey from the ignition lock.
I n f o r ma t i o n P r o v i d e d b y :
the electrical system in the engine
R
compartment, the battery or the fuses are
tampered with.
the battery is disconnected.
R
the driver's door is open and the driver's
seat belt is unfastened.
the engine is switched off.
a system malfunction occurs.
the power supply is not sufficient.
AIRMATIC package
page 180) and level control
Y
page 181). Your vehicle may also be
Y
page 181).
Y
page 210).
Y
your driving style
the road surface conditions
the ADS setting
the vehicle level setting