BMW X3 M, Owner'S Manual

Page: 149 / 396

A Check Control message is displayed.
4. Release Start/Stop button and selector lever.
5. Release brake, as soon as the starter stops.
6. Maneuver the vehicle from the hazardous
area and secure it against rolling away.
Additional information:
Tow-starting/towing, refer to page
366 .
Launch Control
Principle
Launch Control enables optimum acceleration
on roads with good traction under dry surround‐
ing conditions.
General information
The use of Launch Control causes premature
component wear since this function represents a
very heavy load for the vehicle.
Do not use Launch Control during the break-in.
Do not steer the steering wheel when driving off
with Launch Control.
Additional information:
Breaking-in period, refer to page
309 .
Functional requirements
Launch Control is available when the engine is at
operating temperature. The engine is at operat‐
ing temperature after an uninterrupted trip of at
least 6 miles/10 km.
Start with launch control
1. Turn on drive readiness.
2. Deactivate Dynamic Stability Control.
DSC Dynamic Stability Control, refer to
page
217 .
3. Select sequential mode with gear 1 and
Drivelogic program S3.
4. With your left foot, forcefully press down on
the brake.
5. Press and hold down the accelerator pedal
beyond the resistance point at the full throttle
position, kickdown.
A destination flag is displayed in the instru‐
ment cluster.
Preparing Launch Control. An appropriate
Check Control message is displayed.
Keep the accelerator pedal in this position.
6. The starting engine speed adjusts. With suffi‐
ciently high starting torque, the Launch Con‐
trol is active.
An appropriate Check Control message is
displayed.
Now release the brake. The vehicle acceler‐
ates.
Upshifting occurs automatically as long as the
destination flag is displayed and the accelera‐
tor pedal is not released.
Repeated use during a trip
After Launch Control has been used, it is neces‐
sary to drive a certain distance before Launch
Control can be used again. Launch Control ad‐
justs to the surrounding conditions, when used
again.
After using Launch Control
To increase driving stability, activate DSC Dy‐
namic Stability Control again as soon as possible.
System limits
An experienced driver may be able to achieve
better acceleration values in DSC OFF mode.
M Engine Dynamics
Control
Principle
The M Engine Dynamics Control affects the re‐
sponse of the vehicle to accelerator pedal move‐
ments.
Seite 149
Driving
CONTROLS
149
Online Edition for Part no. 01405A37822 - VI/21