For better control
Activating HDC
The indicator lamp flashes:
You can activate HDC:
DTC controls the drive forces and
brake forces.
>
with the programmable buttons on the
steering wheel, refer to page 54
The indicator lamp lights up:
DTC is activated.
>
using iDrive
iDrive, for operating principle refer to page 16.
1.
Press the
button.
This opens the start menu.
Deactivating DTC
2.
3.
4.
Press the controller to open the menu.
Select "Settings" and press the controller.
Press the button again; the DTC indicator lamp
in the instrument cluster goes out.
Select "Vehicle / Tires" and press the con-
troller.
xDrive*
xDrive is the 4-wheel drive system of your
BMW. The combined effects of xDrive and DSC
further optimize the traction and dynamic driv-
ing characteristics. The 4-wheel drive system
xDrive variably distributes the drive torque to
the front and rear axle depending on the driving
situation and prevailing road conditions.
5.
Change to upper field if necessary. Turn the
controller until "HDC" is selected and press
the controller.
HDC Hill Descent Control*
The concept
HDC is a system for driving downhill in steep
terrain. This system reduces vehicle speed on
steep downhill gradients, thus allowing you to
maintain even better control of your BMW
under these conditions. The vehicle moves at
approximately twice walking speed without
active intervention from the driver.
6.
Select "HDC on" and press the controller.
HDC is shown in the instrument cluster.
If the vehicle applies the brakes, a message is
displayed on the Control Display for approx.
20
seconds.
HDC is available for activation at vehicle speeds
below approx. 22 mph/35 km/h. When driving
down steep hills with a speed below approx.
Deactivating HDC
When you use the programmable buttons on
the steering wheel or via iDrive, the HDC display
goes out.
22
mph/35 km/h, the vehicle reduces speed
automatically down to approximately twice nor-
mal walking speed, approx. 7 mph/12 km/h, and
then keeps this speed constant.
HDC is automatically deactivated at speeds
greater than approximately 37 mph/60 km/h.
You can use the accelerator or brakes to vary
this automatically controlled speed within a
range extending from approx. 3 mph/5 km/h to
Using HDC
15
mph/25 km/h.
Manual transmission:
You can specify a target speed within the same
range by using the lever of the cruise control*.
Use HDC in low gears and reverse gear.
Automatic transmission:
You can use HDC in every drive position.
92
Online Edition for Part no. 01 41 2 600 310 - © 02/08 BMW AG
| Categories | BMW 5-Series Manuals, BMW Manuals |
|---|---|
| Tags | BMW 525i, BMW 525xi, BMW 530i, BMW 530xi, BMW 550i, BMW E61 |
| Model Year | 2008 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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