Necessary preliminary work:
Pull temperature sensor (1) out of retaining lug (2).
Installation note: Make sure rubber ring is correctly seated.
Disconnect plug connection (1) and remove temperature sensor (2).
BMW X3 Service & Repair Manual > Transmission: Extension housing, bearings, seal
REPLACING OUTPUT FLANGE RADIAL SHAFT SEAL (GA8HP45Z) (AWD)
Special tools required:
23 0 490
23 3 220
IMPORTANT:
After completion of repair work, check TRANSMISSION OIL LEVEL .
Use only the approved TRANSMISSION OIL .
Failure to comply with this requirement will result in serious dam ...