BMW 7 Series: Steptronic transmission
Concept
The Steptronic transmission combines the functions of an automatic transmission with the possibility of manual shifting, if needed.
Safety information
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Warning
An unsecured vehicle can begin to move and possibly roll away. There is a risk of accident.
Before exiting, secure the vehicle against rolling, for instance with the parking brake.
Selector lever positions
Drive mode D
Selector lever position for normal vehicle operation.
All gears for forward travel are activated automatically.
R is reverse
Engage selector lever position R only when the vehicle is stationary.
Neutral N
The vehicle may be pushed or roll without power, for instance in vehicle washes in selector lever position N.
Parking position P
General information
Selector lever position, for instance for parking the vehicle. The transmission blocks the drive wheels in selector lever position P.
Engage selector lever position P only when the vehicle is stationary.
P is engaged automatically
Selector lever position P is engaged automatically in situations such as the following:
- After the drive-ready state is switched off and selector lever position R, D or M/S is engaged.
- After the standby state has been switched off when selector lever position N is engaged.
- If the driver's safety belt is unbuckled, the driver's door is opened, and the brake pedal is not pressed while the vehicle is stationary and selector lever position D, M/S or R is engaged.
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Steptronic transmission- Engaging selector lever positions
General information
To prevent the vehicle from creeping after you
select a drive mode, maintain pressure on the
brake pedal until you are ready to start.
Functional requirements
Only when the drive-r
Steptronic transmission- Manual mode M/S
Concept
Manual gear-shifting is possible in manual mode.
Activating manual mode
Press the selector lever to the left from selector
lever position D, arrow 1.
Push the selector lever forward or
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
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Checking Rim For Lateral And Radial Runout
Necessary preliminary tasks
Remove WHEEL
Check WHEEL for lateral and radial runout
Remove TYRE from disc wheel
Remove dirt from rim well and rim flange
IMPORTANT: Disc wheels are not allowed to be repaired!
Mount disc wheel in balancing machine.
Fig. 30: Identifying Disc Wheel On Wheel Balanc
Removing And Installing/Replacing Dust Filter For Natural Vacuum
Leak Detection (NVLD)
Necessary preliminary work:
Remove CARBON CANISTER.
Unlock and disconnect snap fastener (1).
Release screw (2) and remove dust filter (3).
Installation note:
Check gasket and replace if necessary.
Fig. 44: Identifying Natural Vacuum Leak Detection (NVLD) Dust Filter, Snap
Fastener, And Screw
