BMW X5: Electronic Damping For
REMOVING AND INSTALLING/REPLACING CONTROL UNIT FOR VERTICAL
DYNAMICS MANAGEMENT
IMPORTANT: Read and comply with notes on protection against
electrostatic damage (ESD
protection).
Necessary preliminary tasks:
- Remove ignition key.
- Disconnect battery negative lead.
- Remove flap in luggage compartment panel on right.
Lift back insulating mat (1).
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Fig. 74: Identifying Insulating Mat
Disconnect plug connection (1).
Unlock catches (2) and remove control unit (3).
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Fig. 75: Identifying Control Unit And Catches
After installation:
- Replacement only: Carry out programming/coding.
- Replacement only: Carry out ride-height-calibration.
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IMPORTANT: Risk of damage!
Extreme cleanliness must be ensured in the connection area of the vent
lines
during removal and installation. Even the smallest of dirt particles can cause
leakage in the a
Special tools required:
13 5 020
37 1 151
37 1 152
WARNING: Danger of poisoning if oil is ingested/absorbed through the
skin!
Risk of injury if oil comes into contact with eyes and skin!
IMPORT
SEE MORE:
WARNING: Observe the following instructions to avoid any risk of injury
by the
airbag unit.
Comply with safety regulations for handling components with gas
generators.
Do not exert any force on the airbag unit.
Use only specified tools for releasing the airbag unit.
NOTE: Incorrect handling m
Head Gasket
The head gasket design on the N54 is unique to that engine.
It features a multi-layer steel design. There is no silicone rubber perimeter
"shelf" as on the N52. This is not
needed due to the aluminum block on the N54.
The N52KP and N51 engines are still using the head gasket that is f