BMW 7 Series: Removing And Installing/Replacing Control Unit For Active Front Steering
IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION).
Necessary preliminary work
- Disconnect BATTERY EARTH LEAD
- RELEASE LEFT FRONT SEAT and tilt towards rear
- Remove front left DOOR SILL COVER STRIP
- Remove footwell SIDE TRIM PANEL on A-pillar
- Remove cover of BASS SPEAKER at left front
Fold back front left carpet to one side.
Unscrew nuts (1).
Tightening torque 32 43 1AZ.
Installation note:
Secure grounding strap (2) to screw fastening point.
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Fig. 310: Identifying Grounding Strap With Nuts
Release screws (1).
Tightening torque 32 43 2AZ.
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Fig. 311: Identifying Control Unit Screws
Disconnect plug connections (1) and remove control unit.
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Fig. 312: Identifying Control Unit Plug Connections
After installation
- Replacement only: Carry out PROGRAMMING/ENCODING
- ADJUSTMENT FOR ACTIVE STEERING
REMOVING AND INSTALLING/REPLACING CONTROL UNIT FOR CAMERA-BASED DRIVER ASSISTANCE SYSTEMS (KAFAS)
IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION).
Necessary preliminary tasks
- Clamp off BATTERY NEGATIVE LEAD
- Remove both negative battery cables at F03
- Remove trim panel for pedal assembly.
Disconnect plug connection (1).
Release screw (2).
Tightening torque 61 35 2AZ.
Pull control unit (3) out of equipment carrier (4) in direction of arrow.
Make sure control unit (3) is correctly installed in equipment carrier (4).
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Fig. 313: Pulling Control Unit Out Of Equipment Carrier
Replacement:
Carry out PROGRAMMING/ENCODING.
Carry out calibration:
- Service function
- Body
- Display and information functions
- Camera-based driver assistance system
- Calibration of lane departure warning
REMOVING AND INSTALLING/REPLACING CONTROL UNIT/MODULE FOR LEFT OR RIGHT SEAT ADJUSTMENT
IMPORTANT: Read and comply with notes on protection against electrostatic damage (ESD PROTECTION).
Necessary preliminary work:
- CLAMP OFF BATTERY NEGATIVE LEAD
- Remove both battery earth leads at F03
Unclip cover in upper rail at front (1) in direction of arrow and remove.
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Fig. 314: Removing Cover From Upper Rail
Unlock latch mechanisms (1).
Feed out control unit for seat adjustment (2) in direction of arrow.
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Fig. 315: Removing Control Unit For Seat Adjustment
Disconnect plug connection (1).
Remove control unit for seat adjustment (2).
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Fig. 316: Identifying Control Unit For Seat Adjustment And Plug Connection
Installation note: Make sure mounts (1) and retaining tabs (2) of control unit for seat adjustment (3) are correctly seated.
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Fig. 317: Identifying Control Unit For Seat Adjustment, Mounts And Retaining
Tabs
Replacement:
Carry out vehicle PROGRAMMING/ENCODING.
READ NEXT:
Removing And Installing/Replacing Control Unit/Module For Left Or
Right Seat Adjustment (Rear Comfort Seat)
IMPORTANT: Read and comply with notes on protection against electrostatic
damage (ESD
PROTECTION).
Necessary preliminary work:
Disconnect BATTERY EARTH LEAD
Remove THE CENTRE ARMREST FOR THE REAR
Replacing Audio Unit
IMPORTANT: Read and comply with notes on protection against electrostatic
damage (ESD
PROTECTION).
IMPORTANT: Use of supplied gloves is mandatory
Carry out installation in a dust-free workshop area o
SEE MORE:
Straightening Aluminium Components In Structure
Reshaping or heating extruded sections and cast parts is not
permitted!
Failure to comply with this requirement would have the following
results:
In the case of reshaping, weld seams (E52) or glued connections (E60, E61,
E63, E64) tear in the
surrounding area.
In the case of reshaping, t
Inline Connectors, 15-Pin, System D2.5
Notes
Carefully pull external connector (1) in area of retaining lugs (2) apart
slightly.
Fig. 65: Identifying External Connector And Retaining Lugs
Pull internal connector (3) until limit position in direction of arrow.
Fig. 66: Pulling Internal Connector In Direction Of Arrow
With special tool
