BMW 7 Series: Servo/Positioning Drives
REMOVING AND INSTALLING/REPLACING LEFT HEADLIGHT VERTICAL AIM ADJUSTER
WARNING: Version with xenon headlights: Danger to life due to high voltage! Therefore disconnect all components from voltage supply before removal.
Work on the entire xenon lighting system (control unit, ignition unit with lamp) may only be carried out by specialist personnel.
Necessary preliminary work
- Remove headlight:
- Xenon headlight
- Adaptive headlight
Release screws (1) on cover (2) and remove from headlight (3).
Tightening torque 63 12 4AZ.
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Fig. 12: Identifying Headlight With Cover And Mounting Screws
Release screws (1).
Disconnect plug connection (2).
Snap headlight vertical aim adjuster (3) out of mounting.
NOTE: Opening cover (4) makes it easier to feed in and engage vertical aim adjuster (3).
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Fig. 13: Identifying Vertical Aim Adjuster, Opening Cover, Plug Connection
And Mounting Screws
Engage ball head of vertical aim adjuster (1) in mounting (2).
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Fig. 14: Feeding Ball Head Of Vertical Aim Adjuster Into Mounting
After installation
- ADJUST HEADLIGHTS
REMOVING AND INSTALLING/REPLACING RIGHT HEADLIGHT VERTICAL AIM ADJUSTER
Operation is described in:
REMOVING AND INSTALLING LEFT HEADLIGHT VERTICAL AIM ADJUSTER.
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Drive, Seat Adjustment
DRIVE SEAT ADJUSTMENT REFERENCE CHART
Notes on initializing electric seat actuator drives
NOTE: Initialization is carried out at the adjusting switch of the
relevant seat.
In this process, the end
Removing And Installing/Replacing Drive Unit For Backrest Angle Adjustment
Necessary preliminary tasks:
Remove DRIVER'S or PASSENGER seat.
Remove REAR PANEL ON FRONT SEAT BACKREST
Remove COVERS ON FRONT SEAT
If necessary, disengage backrest cover (1) on left and right i
Removing And Installing/Replacing Drive For Backrest Tilt Adjustment
(Comfort Seats In Rear Compartment)
Necessary preliminary tasks
Partially remove LEFT OR RIGHT BACKREST COVER
Installation
Powerlok screws must be replaced and must not be reused
Powerlok screws are mechanical screw locks with tri
SEE MORE:
System Overview
Input/output slide/tilt sunroof
Fig. 31: Slide/Tilt Sunroof Input/Output Diagram
COMPONENTS DESCRIPTION CHART
Footwell module FRM
Door contacts (4x) in the vehicle doors
Driver's door lock barrel
Wheel speed sensor
Dynamic stability control
Junction Box electronics JB PT-CAN Powertrain CAN
Rear collision preparation
Concept
The system reacts to vehicles approaching from
behind.
General information
Two radar sensors in the rear bumper monitor
the area behind the vehicle.
When a vehicle approaches from the rear at a
certain speed, the system responds as follows:
Active Protection: when a collision seems to
