Driving
CONTROLS
The parking brake is engaged when the vehi-
cle is stationary.
1. Turn on standby state.
2.
Pull the switch while stepping on the
brake pedal or selector lever position P is
set and then push.
With Emergency Stop Assistant
Briefly pull the switch to trigger the
Emergency Stop Assistant.
This process may take a few seconds. Some
mechanical sounds associated with this proc-
ess are normal.
Additional information:
Emergency Stop Assistant, refer to page 189.
The indicator light is no longer illumi-
nated as soon as the parking brake is
ready for operation again.
Releasing the parking brake
Releasing the parking brake manually
1. Turn on drive-ready state.
Automatic Hold
2.
Press the switch while stepping on
the brake pedal or selector lever position P
is set.
Principle
Automatic Hold provides assistance by auto-
matically applying and releasing the brake,
e.g., when driving off on inclines or in stop-
and-go traffic.
The LED and the indicator light go out.
The parking brake is released.
The vehicle is automatically held in place when
it is stationary.
Releasing the parking brake
automatically
The parking brake is released automatically
when you drive off.
General information
The parking brake is automatically engaged
under the following conditions:
The LED and the indicator light go out.
▷
▷
If drive-ready state is turned off.
Malfunction
If the parking brake fails or malfunctions, se-
cure the vehicle so that it does not roll away
before you exit.
If the driver’s door is opened while the vehi-
cle is stationary.
▷
If the parking brake is used to brake the
vehicle to a stop while driving.
A Check Control message is displayed.
Secure the vehicle against rolling away, for in-
stance with a wheel chock, after getting out of
the vehicle.
Safety information
Warning
After a power interruption
To reestablish parking brake operability after
a power interruption, an initialization may be
required.
An unsecured vehicle can begin to move and
possibly roll away. There is a risk of accident,
injury, and property damage. Before leaving
the vehicle, secure the vehicle against rolling
away.
133
Online Edition for Part no. 01405B45E30 - VI/24
English 
