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).
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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.
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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
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MOTORS, POWER WINDOW REGULATOR
TIGHTENING TORQUE SPECIFICATION - MOTORS, POWER WINDOW REGULATOR
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Danger Of Poisoning If Oil Is Ingested/Absorbed Through The Skin
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:
Lane Change Warning
REMOVING AND INSTALLING/REPLACING SENSOR FOR LANE CHANGE WARNING
(HC2 SENSOR) ON LEFT OR RIGHT
Necessary preliminary work
Remove REAR BUMPER TRIM
Disconnect plug connection (1).
Unfasten screws (2).
Remove HC2 sensor (3).
Fig. 21: Identifying HC2 Sensor And Plug Connection With Screws
IMPORTAN
Start-Up With Test Run Of Dynamic Drive (EPS Steering Gear)
NOTE: The Service function Initial operation of Dynamic Drive must be
carried out
after:
Work on the Dynamic Drive system which involved opening hydraulic
lines
Replacement/Programming/Coding Dynamic Drive control unit (ICM - V -
High)
IMPORTANT: Adhere to the utmost cleanliness. Do not allo
