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Home >> BMW >> 2012 >> 528i >> Repair and Diagnosis >> Electrical >> Charging Systems >> General Electrical System - Repair >> Switch >> 61 31... Remounting the additional seat function operating unit (memory button)
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61 31... Remounting the additional seat function operating unit (memory button)

Necessary preliminary tasks: 

Removal: 

Release all latch mechanisms at the operating unit (1) using a screwdriver (3- mm blade).

Fig 1: Releasing Latch Mechanisms At Operating Unit Using Screwdriver
G09928787Courtesy of BMW OF NORTH AMERICA, INC.

Remove the cover (1) from the operating unit (2).

Fig 2: Removing Cover From Operating Unit
G09928788Courtesy of BMW OF NORTH AMERICA, INC.

Take the printed circuit board (1) out of the operating unit (2).

If need be, take the keypad out of the center console operating unit (2).

Fig 3: Removing Printed Circuit Board Of Operating Unit
G09928789Courtesy of BMW OF NORTH AMERICA, INC.

Use a screwdriver (3 mm blade) to release the button's latch mechanism (2).

Fig 4: Releasing Button Latch Mechanism Using Screwdriver
G09928790Courtesy of BMW OF NORTH AMERICA, INC.

Pull the button (1) out of the operating unit (2).

Fig 5: Pulling Button Of Operating Unit
G09928791Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Join the button (1) into the operating unit (2) and lock it by lightly pressing on it.

Fig 6: Installing Button Into Operating Unit And Lock
G09928792Courtesy of BMW OF NORTH AMERICA, INC.

If need be, join the keypad onto the printed circuit board (1).

Join the printed circuit board (2) into the operating unit (1).

Fig 7: Removing Printed Circuit Board Of Operating Unit
G09928789Courtesy of BMW OF NORTH AMERICA, INC.

Clip the cover (1) onto the operating unit (2).

IMPORTANT: Pay attention to the freedom of movement and function of the remounted button!
Fig 8: Removing Cover From Operating Unit
G09928788Courtesy of BMW OF NORTH AMERICA, INC.