BMW 7 Series: Steptronic transmission- Launch Control
Concept
Launch Control enables optimum acceleration on surfaces with good traction under dry surrounding 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 period.
Do not steer the steering wheel when driving off with Launch Control.
Additional information: Breaking-in period
Functional requirement
Launch Control is available when the engine is at operating temperature. The engine is at operating temperature after an uninterrupted trip of at least 6 miles/10 km.
Start with launch control
- Switch on drive-ready state.
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Press the button. TRACTION
is displayed in the instrument cluster and the indicator light for DSC OFF lights up.- Engage selector lever position S.
- With the left foot, forcefully press down on the brake.
- Press and hold down the accelerator pedal
beyond the resistance point at the full throttle
position, kickdown.
A flag symbol is displayed in the instrument cluster.
- The starting engine speed adjusts. Wait
briefly until the engine speed is constant.
Keep accelerator pedal in this position.
- Release the brake within 3 seconds after the
flag symbol illuminates.
The vehicle accelerates.
Upshifting occurs automatically as long as the flag symbol is displayed and the accelerator pedal is not released.
Repeated use during a trip
After Launch Control has been used, the transmission must cool down for approx. 5 minutes before Launch Control can be used again.
Launch Control adjusts to the surrounding conditions, when used again.
After using Launch Control
To increase vehicle stability, activate DSC Dynamic Stability Control again as soon as possible.
System limits
An experienced driver may be able to achieve better acceleration values in DSC OFF mode.
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Instrument cluster
Vehicle features and
options
This chapter describes all standard, country-specific
and optional features offered with the series.
It also describes features and functions that are
not necessarily ava
Assisted Driving View
Concept
With active driving assistance, the assist system
displays information using figures in the instrument
cluster.
General information
Depending on the settings, Assisted Driving
View can be disp
SEE MORE:
Operating Principle Of Optical Steering Angle Detection
Steering angle detection
The code disc enables a 4-digit digital code to be generated for each light
field. The 12- digit digital code is
formed by lining up the 4-digit digital codes. The steering-angle speed can be
ascertained from the changes to
the individual digital codes.
Fig. 135: Operatin
Repairing Airbag Cables
IMPORTANT: Only repair those cables which show visible signs of damage. In
the event of
visible damage, make sure there is only one cable repair in effect after the
repair work. If no visible damage can be identified, the entire cable must be
replaced. When carrying out repairs to the airbag wiring
