Steering Systems: Notes

2011 BMW 740iSECTION Notes

Implementation of the Integrated Active Steering function has essentially been made possible by the new ICM system complex on the F01/F02.

The Servotronic function including valve control is also taken over by the ICM control unit. That steering control function is also influenced by the Driving Dynamics Control function.

Advantages of Integrated Active Steering:

  • Extension of Active Steering (AL) by the addition of rear-wheel steering (HSR)
  • Variable steering-gear ratio (steering angle amplification factor)
  • Independent control of rear-wheel steering angle (steer by wire)
  • Servotronic
  • Handling stabilization functions
  • Reduction of braking distance under split surface braking conditions.
RENDER: 1.0x

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