REPLACING POWER DISTRIBUTION MODULE (N20, N52T, N55)
Necessary preliminary tasks:
Unlock and pull off all connectors (1) from power distribution module.
Remove cover (2).
Release nut beneath it and set positive battery cable aside.
Release lock (3).
Feed out and remove power distribution module in upward direction.
Reassemble the vehicle.
BMW X3 Service & Repair Manual > Final drive with cover: Replacing rear cover gasket on rear axle final drive
IMPORTANT:
In event of oil loss, always check rear differential for traces of wear and damage.
Necessary preliminary tasks:
Remove REAR AXLE FINAL DRIVE.
NOTE: Read and comply with REAR AXLE FINAL DRIVE: ASSIGNMENT TO MODEL
SERIES.
Select rear axle final drive:
188LW
215LW
...