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61 31... Remount operating unit of the additional seat function (screwed version)

WARNING: This page does not describe the selected car, but rather 50 other vehicles, including the 2016 BMW M5, 2016 BMW ActiveHybrid 5, 2016 BMW 550i xDrive, 2016 BMW 550i, and 2016 BMW 535i xDrive. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks: 

Removal: 

Release all screws by means of screwdriver (1) on the operating unit (2).

Fig 1: Releasing Screws On Operating Unit
G09928779Courtesy of BMW OF NORTH AMERICA, INC.

Remove the rear panel (1) and feed out the printed circuit board (2).

Fig 2: Removing Rear Panel And Printed Circuit Board
G09928780Courtesy of BMW OF NORTH AMERICA, INC.

Take out the pressure pin (1) from the operating unit (2).

Fig 3: Removing Pressure Pin From Operating Unit
G09928781Courtesy of BMW OF NORTH AMERICA, INC.

Unclip button (2) with the help of screwdriver (1) and remove.

Fig 4: Removing Button With Screwdriver
G09928782Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Add the button (1) to the operating unit (2) and lock using pressure.

Fig 5: Installing Button To Operating Unit And Lock Using Pressure
G09928783Courtesy of BMW OF NORTH AMERICA, INC.

Add pressure pin (1) to the operating unit (2).

Fig 6: Installing Pressure Pin To Operating Unit
G09928784Courtesy of BMW OF NORTH AMERICA, INC.

Add the printed circuit board (2) and then the rear panel (2) to the operating unit.

Fig 7: Removing Rear Panel And Printed Circuit Board
G09928780Courtesy of BMW OF NORTH AMERICA, INC.

Tighten all screws on the operating unit (2) with the help of screwdriver (1).

IMPORTANT: Pay attention to the freedom of movement and function of the remounted button!
Fig 8: Releasing Screws On Operating Unit
G09928779Courtesy of BMW OF NORTH AMERICA, INC.

Required follow-up work: