67 66 013 Removing and installing/replacing drive unit for lumbar support on left or right front seat (active seat)

WARNING: This page is about a different car, the 2005 BMW 545i and 2004 BMW 545i. However, it is still accessible from the selected car via links, so may be relevant.

Cut through cable ties (1).

Set down drive unit for lumbar support (2) with jacket towards bottom.

Fig 1: Locating Cable Ties On Drive Unit For Lumbar Support

Courtesy of BMW OF NORTH AMERICA, INC.

Cut through cable tie (1) on jacket of drive unit for lumbar support (2).

Disconnect plug connection (3).

Fig 2: Identifying Plug Connection For Drive Unit

Courtesy of BMW OF NORTH AMERICA, INC.

Detach hose (1) in direction of arrow.

NOTE: If firmly seated, gently heat hose (1) on drive unit for lumbar support (2).

Installation:

Make sure hose (1) is laid without kinks.

Remove drive unit for lumbar support (2).

Replacement:

Pull drive unit for lumbar support (2) out of jacket (3).

Fig 3: View Of Hose On Drive Unit For Lumbar Support

Courtesy of BMW OF NORTH AMERICA, INC.