BMW 7 Series: Communication Systems

 Installing A Cavity Acoustic Baffle (Expanded)

NOTE: Carry over schematic representation to the relevant vehicle type. The following repair represents the procedure for an already expanded cavity bulkhead. The cavity bulkhead remains on the body in this instance. Before these work steps, prepare the new part so that it is ready to install (ad

 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