BMW X3 Service & Repair Manual: Transmission shafts

Replacing transfer box control unit (longitudinal torque module) (atc 45l)

Special tools required: 11 1 200 11 1 380 23 0 490 IMPORTANT: Before and after replacement, execute the "Repair" service function with ...

Renewing radial shaft seal for drive flange (atc 45l)

Special tools required: 23 0 490 27 1 430 IMPORTANT: After completion of work, CHECK TRANSMISSION OIL LEVEL and top up if necessary. ...

Other materials:

BMW X3 Service & Repair Manual > Oil pressure/oil temperature/oil gauge: Replacing engine oil level sensor (N52T)
IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION) . Necessary preliminary work: Switch off ignition. Remove REINFORCEMENT PLATE . Drain ENGINE OIL . Release connector (1) and remove. Unscrew nuts. Remove oil level sensor ( ...