61 31 009 Repairing Steering Column Switch Cluster (SZL): Removal

• Unlock retaining lugs on upper housing section (1) with a suitable tool.
• Remove upper housing section.
  Fig 1: Locating Retaining Lugs On Upper Housing Section

  Courtesy of BMW OF NORTH AMERICA, INC.
• Release screws (1) in optical element (2).

Unclip encoded disc (1) from rear of steering column switch cluster with plastic tube (2) supplied for the purpose.

In this process, hold encoded disc by inserting two fingers in the hole.

To prevent damage, tilt encoded disc (1) away from the printed circuit board when removing.

Apply grease supplied for the purpose to friction face (1) of bearing race of front of steering column switch cluster.

Installation: 

Before installing the new parts, put on gloves and hair net included in the repair kit! 

• Do not touch encoded disc (1) with your fingers!
• Do not touch printed circuit board (2)!
• Do not apply pressure to encoded disc (3)!
• Do not touch sides of encoded disc (4)!

• Hold encoded disc (1) by inserting two fingers in the hole.
• Position encoded disc centered in fixture and clip it in.
• Turn encoded disc to and fro to spread the grease over the friction face
  Fig 7: Holding Encoded Disc By Inserting Hole

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  Fig 8: Assembling Optical Element From Individual Parts Included In Repair Kit

  Courtesy of BMW OF NORTH AMERICA, INC.

Assembly optical element (1) from individual parts included in the repair kit.

• Secure optical element (2) with screws (1).
• Tightening torque: 0.26 Nm.
  Fig 9: Identifying Screws And Optical Element

  Courtesy of BMW OF NORTH AMERICA, INC.
• Clip upper housing section (1) into place.
• After inserting coil spring cassette, affix "CDS" label close to part-number label (2).

Installation note: 

Make sure retaining lugs are correctly engaged.

Installation note: 

Mark (1) and mark (2) must point to each other.

Carry out STEERING ANGLE SENSOR ADJUSTMENT .

Carry out vehicle programming/encoding.