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
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KDS Chassis/Wheel Alignment Check With Vehicle Load Up To Design
Position
NOTE:
Note general notes and GENERAL DATA
Note GENERAL DRIVE TRAIN DEFINITION
Update KDS DATA VERSIONS
NOTE:
For vehicles with rear axle slip angle control (F01/F02/F07)
During measurement, move HSR actuator with BMW diagnosis system to
center position "0" (see Service function/Chassis
System Overview
System Circuit Diagram for Automatic Soft Close Function
Fig. 17: Automatic Soft Close Function System Circuit Diagram
COMPONENTS DESCRIPTION CHART
Footwell module (FRM)
Junction box module (JB)
Door switch, central locking, Hall-effect sensor for front passenger
door Automatic Soft Close
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