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 > Electronic chassis alignment: Notes on replacement of steering gear/steering column/steering shaft following accident damage
Steering gear facts: In the event of accidents or driving conditions similar to accidents, shock-like loads can cause different types of damage to steering boxes. When a steering box is externally undamaged, it is sometimes only possible to identify damage with great difficulty and with great ef ...