BMW 7 Series: Electronic Damping Force Adjustment
REMOVING AND INSTALLING/REPLACING VERTICAL DYNAMICS MANAGEMENT CONTROL UNIT (VDM WITH DYNAMIC DRIVE)
IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION).
Necessary preliminary tasks
- Remove ignition key
- Disconnect BATTERY NEGATIVE LEAD
- Remove SIDE TRIM PANEL FROM FOOTWELL ON RIGHT A-PILLAR
Fold carpet in footwell at bottom right to one side.
Release screws (1).
Tightening torque 37 14 6AZ.
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Fig. 128: Identifying Footwell Screws
Unlock plug connections (1) in direction of arrow and disconnect.
Remove control unit.
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Fig. 129: Unlocking VDM (With Dynamic Drive) Control Unit Plug Connections
After installation
- Replacement only: Carry out PROGRAMMING/ENCODING
REMOVING AND INSTALLING/REPLACING VERTICAL DYNAMICS MANAGEMENT CONTROL UNIT (VDM)
IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION).
Necessary preliminary tasks
- Remove ignition key
- Disconnect BATTERY NEGATIVE LEAD
- Remove SIDE TRIM PANEL from footwell on right A-pillar
Fold carpet in footwell at front right to one side.
Unscrew nuts (1).
Tightening torque 37 14 6AZ.
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Fig. 130: Identifying Footwell Nuts
Unlock plug connections (1) in direction of arrow and disconnect.
Remove control unit.
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Fig. 131: Unlocking VDM Control Unit Plug Connections
After installation
- Replacement only: Carry out PROGRAMMING/ENCODING
READ NEXT:
Removing And Installing/Replacing Dynamic Drive Valve Block
Notes
WARNING: DANGER OF POISONING if oil is ingested/absorbed through the
skin!
RISK OF INJURY if oil comes into contact with eyes and skin!
IMPORTANT: Adhere to the utmost cleanliness. Do not allow
Replacing Air Supply System
IMPORTANT: Risk of injury!
Drain the air spring system before carrying out any work on the air supply unit,
air pipes and air spring struts! Danger of injury if this instruction is not
complied with!
SEE MORE:
Calibrating Reversing Camera
WARNING: Danger of injury!
Laser beam at adjustment unit.
Do not look into the beam!
Laser class 2
As per EN 60825-1: 1994
P< or = 1 mW
Lambda = 632.8 nm
NOTE: Observe information on use of CORGHI KDS QUICK-ACTION CLAMP!
NOTE: Calibration of reversing camera must be carried out after the
follow
Notes On Handling Optical Fibres
IMPORTANT: To avoid damage when handling optical fibres, comply with the
following
points:
The minimum permitted bending radius is 25 mm
Do not subject optical fibres to compressive and tensile load
Protect optical fibres against the effects of heat > or =85 ºC (e.g.
during
welding work,
