BMW 7 Series: Drive, Seat Adjustment
REMOVING AND INSTALLING/REPLACING LUMBAR SUPPORT DRIVE MECHANISM
ON FRONT SEAT, LEFT OR RIGHT
Necessary preliminary tasks
- Remove rear panel on front seat backrest.
Unfasten plug connection (1) and disconnect.
Release clips (2).
Feed out drive unit for lumbar support in upward direction.
Installation:
Replace faulty clips (2).
Fig. 68: Removing Lumbar Support Drive Unit In Upward Direction
Release cable tie (1) from jacket (2).
Feed out drive unit for lumbar support out of jacket (2).
Detach hose (3).
NOTE: Gently heat hose (3) if stuck.
Installation:
Make sure hose (3) is laid without kinks.
Fig. 69: Identifying Lumbar Support Drive Unit Cable Tie, Jacket And Heat
Hoses
Electrical Drives - Tightening Torques
DRIVE, SEAT ADJUSTMENT
TIGHTENING TORQUE SPECIFICATION - DRIVE, SEAT ADJUSTMENT
MOTORS, POWER WINDOW REGULATOR
TIGHTENING TORQUE SPECIFICATION - MOTORS, POWER WINDOW REGULATOR
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Danger of poisoning!
Ingesting oil or absorbing through the skin may cause poisoning!
Possible symptoms are:
Headaches
Dizziness
Stomach aches
Vomiting
Diarrhoea
Cramps/fits
Unconsciousness
P
SEE MORE:
WARNING: Danger of scalding! Work on the cooling system should only be
carried
out when the engine has cooled down.
IMPORTANT: Wear protective gloves and safety goggles.
IMPORTANT: Lifetime coolant filling:
Never reuse used coolant.
When replacing and removing components which rely on the corrosio
The Principle
The HUD can be compared to a projection device. A light source is required to
project the HUD information.
The two LED arrays (red and green) serve as the light source. The image content
is created by the TFT
projection display. The TFT projection display can be compared to a filter