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

WARNING: This page is about a different car, the 2003 BMW X5 and 2002 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.

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

Disconnect plug connection (1).

Fig 1: Disconnecting Head Restraint Adjustment Drive Plug Connection

Courtesy 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).

Fig 2: Removing Head Restraint Adjustment Drive Retaining Rings

Courtesy of BMW OF NORTH AMERICA, INC.

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).

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 Spindle Measurement "A"

Courtesy of BMW OF NORTH AMERICA, INC.