Special tools required:
IMPORTANT: After completion of the repair work, check gearbox oil level.
For these transfer boxes, use approved TRANSMISSION OIL only.
Necessary preliminary tasks:
Remove protective cap (1) with a screwdriver.
Drive a hole into radial shaft seal (1) using a center punch (2).
IMPORTANT: Do not use a drill as swarf may result in transmission malfunction.
Screw in special tool 23 0 490 .
Drive out radial shaft seal (1) with impact weight (2).
Drive in radial shaft seal with special tool 27 1 470 or 83 30 2 318 114. (Observe diameter of radial shaft seal)
Reassemble the vehicle.
Check oil level.
Check gearbox for leaks
BMW X3 Service & Repair Manual > Engine and gearbox suspension: Synchronizing key
Synchronizing key Minimum set: Mechanical tools AM
NOTE: For installing the transfer box rubber mount - series: E53
Storage Location
B9
C9
Synchronizing key Minimum set: Mechanical tools AM
NOTE: For installing the transfer box rubber mount - series: E46/16, E83
Storage Location
B9
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