67 66 012 Removing And Installing/Replacing Drive Unit For Lumbar Support On Left Or Right Front Seat (Comfort Seat)
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2008 BMW 760Li, 2007 BMW 760Li, 2006 BMW 760i, 2006 BMW 760Li, and 2005 BMW 760i. However, it is still accessible from the selected car via links, so may be relevant.
Necessary Preliminary Tasks:
- Remove both rear panels on front seat.52 17 200 REMOVING AND INSTALLING/REPLACING UPPER REAR PANEL ON LEFT OR RIGHT FRONT SEAT BACKREST (COMFORT) and 52 17 202 REMOVING AND INSTALLING/REPLACING LOWER REAR PANEL ON LEFT OR RIGHT FRONT SEAT BACKREST (COMFORT) .
If necessary, unhook backrest cover (1) from backrest.
Cut through cable ties (2).
Unclip wiring harness at point (3) towards front.
Release screw (4) and feed out valve unit (5) towards top.
Cut through cable tie (1).
Push jacket of drive unit for lumbar support (2) in direction of arrow over drive unit for lumbar support (3).
Disconnect plug connection (1).
Detach hose (2).
NOTE:
If firmly seated, gently heat hose (2) on drive unit for lumbar support (3).
Installation:
Make sure hose (2) is laid without kinks.
Remove drive unit for lumbar support (3).
Replacement:
Pull drive unit for lumbar support (3) out of jacket (4).