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67 31 540 Removing and installing/replacing drive unit for head restraint adjustment (comfort seat)

WARNING: This page is about a different car, the 2006 BMW X5, 2005 BMW X5, and 2004 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

Remove rear panel at top and bottom from front seat backrest. Refer to 52 17 202 REMOVING AND INSTALLING/REPLACING BACKREST (LUXURY SEAT) .

Turn plug connection (1) in direction of arrow and disconnect from backrest frame (2).

Disconnect plug connection (1).

Fig 1: Disconnecting Plug Connection
G03269272Courtesy of BMW OF NORTH AMERICA, INC.

Detach shaft (1) in direction of arrow from drive unit for head restraint adjustment (3).

Remove retaining rings (2).

Remove drive unit for head restraint adjustment (3) in direction of arrow from backrest frame (4).

Installation: 

Make sure shaft (1) is correctly located in metal fold of backrest frame (4).

Fig 2: Removing Retaining Rings
G03269273Courtesy of BMW OF NORTH AMERICA, INC.

Removal and installation only: 

Do not turn spindle (1) in order not to change measurement A.

Replacement only: 

Adopt measurement A of removed drive unit for head restraint adjustment (2); if necessary, adjust by turning spindle (1).

Fig 3: Identifying Measurement A
G03269274Courtesy of BMW OF NORTH AMERICA, INC.