BMW X3 Owners Manual: Variable sport steering
The variable sport steering increases the steering angle of the front wheels at large steering wheel angles, e.g., in tight curves or when parking. Steering becomes more direct.
It also varies the force required to turn the wheels in accordance with the vehicle speed.
This results in a sporty steering response. In addition, it becomes easier to steer during parking and maneuvering.
Servotronic
The concept The Servotronic varies the steering force required to turn the wheels in accordance with the vehicle speed. At low speeds, the steering force is strongly supported, i. e. during steering, low force is required. As the speed increases, the assistance of the steering force is reduced.
Furthermore, the steering force adapts according to the driving program, so that a direct, sporty feel and/or comfortable steering is conveyed.
Dynamic Damping Control
The concept
This system reduces undesirable vehicle motion
when using a dynamic driving style or traveling
on uneven road surfaces.
The system e ...
Other materials:
BMW X3 Service & Repair Manual > Electronic switching or control units: Replacing crankshaft pulse sensor (N20, N26)
IMPORTANT:
Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC
DISCHARGE (ESD PROTECTION) .
Necessary preliminary tasks:
Read out the fault memory of the DME control unit.
Switch off ignition.
Remove STARTER MOTOR.
Unlock connector (1) and remove.
Release screw (2) ...