BMW 7 Series: Engine And Gearbox Suspension

 Zero Position Sensor

The zero position of the swivel module with respect to the zero position sensor is detected by a 1/0 edge when swivelling from the direction of the off position in the direction of the optical axis. The swivel module is repeatedly calibrated during operation based on this "soft" reference point.

 Check BMW Diagnosis System For Excess Pressure And Vacuum (N63)

IMPORTANT: Excess pressure and vacuum lines are identified by the size of the connection fittings and color-coded red and blue and must not be mixed up with each other. Build up pressure with Blue color. Generate vacuum pressure with Red color. Mixing up the functions will result in damage to th