BMW z4 roadster 2.5i-2003 Manual Do Utilizador
Technology for safety and driving convenience
52
For more information on the various
systems, refer to the "Technology"
systems, refer to the "Technology"
brochure.
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Switching off DSC/Activating DTC
Press the DSC button briefly. The DTC indi-
cator lamp comes on and stays on.
cator lamp comes on and stays on.
DSC has been switched off; DTC is in ready
mode.
In the following exceptional circumstances,
it may be effective to activate the DTC for a
short period:
mode.
In the following exceptional circumstances,
it may be effective to activate the DTC for a
short period:
>
When rocking the vehicle or starting off
in deep snow or on loose surfaces
in deep snow or on loose surfaces
>
When driving on snow-covered grades,
in deep snow, or on a snow-covered
surface that has been packed down
from being driven on
in deep snow, or on a snow-covered
surface that has been packed down
from being driven on
>
When driving with snow chains.
The gain in traction is achieved by a reduc-
tion in stabilizing intervention.
tion in stabilizing intervention.
Switching off DSC and DTC
Hold the DSC switch down for at least
3 seconds. The DSC indicator lamp stays
lit.
3 seconds. The DSC indicator lamp stays
lit.
In this case, no interventions to increase
stability and traction for the engine and
brakes are carried out.
stability and traction for the engine and
brakes are carried out.
To maintain vehicle stability, drive
with the DSC switched on whenever
with the DSC switched on whenever
possible.
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Reactivating DSC and DTC
Press the button again.
The indicator lamp goes out.
The indicator lamp goes out.
The laws of physics cannot be
repealed with DSC. It will always be
repealed with DSC. It will always be
the driver's responsibility to drive in a man-
ner that matches road conditions. We
therefore urge you to avoid using the addi-
tional safety margin of the system as an
excuse for taking risks. Stabilizing interven-
tion is only performed to a limited degree
when the DTC is activated.
Do not make any modifications to the DSC
system. Allow only authorized technicians
to perform service procedures on the
DSC.
ner that matches road conditions. We
therefore urge you to avoid using the addi-
tional safety margin of the system as an
excuse for taking risks. Stabilizing interven-
tion is only performed to a limited degree
when the DTC is activated.
Do not make any modifications to the DSC
system. Allow only authorized technicians
to perform service procedures on the
DSC.
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Dynamic Brake Control DBC
If you step on the brake rapidly, this system
automatically produces maximum braking
force boost and thus helps to achieve the
shortest possible braking distance during
panic stops. All of the benefits of the ABS
system are exploited under these circum-
stances.
automatically produces maximum braking
force boost and thus helps to achieve the
shortest possible braking distance during
panic stops. All of the benefits of the ABS
system are exploited under these circum-
stances.
Do not reduce the pressure on the brake
pedal for the duration of the brake applica-
tion. When the brake pedal is released, the
DBC is deactivated.
pedal for the duration of the brake applica-
tion. When the brake pedal is released, the
DBC is deactivated.
For more information on the system, refer
to the "Technology" brochure.
to the "Technology" brochure.
Brake Force Display
The Brake Force Display indicates to the
road user behind you how hard you are
braking.
road user behind you how hard you are
braking.
The display has two levels:
>
Normal braking:
Brake lamp
Brake lamp
1 lights up on both sides of
the vehicle together with the center
brake lamp.
brake lamp.
Online Edition for Part-No. 01 41 0 156 897 - © 09/02 BMW AG