BMW 745I Owner's Manual page 65

You have two separate options for
engaging the parking brake:
Manually, by briefly pressing the button
>
Automatically, through activation of the
>
Automatic Hold mode, refer to page 64.
An electrohydraulic mechanism then
engages the parking brake to prevent the
rear wheels from turning whenever you
switch off the engine.
When the engine is running, parking brake
engagement is controlled by the brake
system's hydraulic circuits, which act on
the disc brakes at the front and rear
wheels.
Brake pedal feel
Because this function is activated using the
brake system's hydraulic circuits, the
response of the brake pedal may change
slightly. Engagement may also be accom-
panied by activation noise – this is normal.
Manual engagement
Press the button briefly, the
word PARK appears briefly in
the Info Display. With the
parking brake set, the indicator
lamp
Info Display, refer to page 14.
With the ignition off, the indicator
lamp goes out after a brief
period.<
lights up red in the
Online Edition for Part No. 01 41 0 157 197 - © 11/02 BMW AG
Manual release
With the ignition on, briefly
press the button: the indicator
lamp in the Info Display goes
out.
Provided that the remote control unit
is engaged in the ignition lock, you
can also release the parking brake after the
engine has been switched off. This function
is intended for use in automatic car
washes, etc.<
When leaving the vehicle, always
release the remote control unit from
the detent in the ignition lock; this precau-
tion prevents children from disengaging the
parking brake, etc.
The parking brake can still be engaged at
any time when the remote control unit is
released from the detent. It is only possible
to disengage the parking brake with the
ignition on.<
If exceptional circumstances should
make it necessary to engage the
parking brake while the vehicle is in motion,
maintain pressure on the button.
The indicator lamp appears in red in the
Info Display. A gong sounds at the same
time.
The brake lamps come on.
The vehicle continues to brake automati-
cally for as long as you maintain pressure
on the button.<
When you brake the vehicle to a vir-
tual stop, i.e., down to a speed of
approximately 2 mph/3 km/h or below, the
parking brake remains engaged.
The indicator lamp
lights up red. Press the button briefly to
disengage the parking brake
Automatic Hold
You can activate this feature after starting
the engine; it then remains operational until
the next time the engine is switched off.
This feature provides supplementary sup-
port during vehicle operation by automati-
cally engaging and releasing the parking
brake during stops at traffic lights, in stop-
in the Info Display
manually.<
63