Activation Conditions - Mercedes-Benz SL Operator's Manual

Driving systems
176
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 electrical system in the engine
R
compartment, the battery or the fuses are
tampered with.
the battery is disconnected.
R
If you leave the vehicle or park it, deactivate
the HOLD function and secure the vehicle
against rolling away.
General notes
The HOLD function can assist the driver in the
following situations:
when pulling away, especially on steep
R
slopes
when maneuvering on steep slopes
R
when waiting in traffic
R
The vehicle is kept stationary without the
driver having to depress the brake pedal.
The braking effect is canceled and the HOLD
function deactivated when you depress the
accelerator pedal to pull away.

Activation conditions

You can activate the HOLD function if:
the vehicle is stationary.
R
the engine is running or if it has been
R
automatically switched off by the ECO
start/stop function.
the driver's door is closed or your seat belt
R
is fastened.
the electric parking brake is released.
R
the transmission is in position D, R or N.
R
DISTRONIC PLUS is deactivated.
R
Activating the HOLD function
X
Make sure that the activation conditions
are met.
X
Depress the brake pedal.
X
Quickly depress the brake pedal further
HOLD
until display : appears in the
multifunction display.
The HOLD function is activated. You can
release the brake pedal.
i If depressing the brake pedal the first
time does not activate the HOLD function,
wait briefly and then try again.
Deactivating the HOLD function
The HOLD function is deactivated
automatically if:
you accelerate and the transmission is in
R
position D or R.
you shift the transmission to 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
i After a time, the electric parking brake
secures the vehicle and relieves the service
brake.
The electric parking brake automatically
secures the vehicle if the HOLD function is
activated and:
the driver's door is open and the driver's
R
seat belt is unfastened.
the engine is switched off, unless it is
R
automatically switched off by the ECO
start/stop function.
HOLD
disappears