Initializing Active Front Steering (AFS)

WARNING: This page is about a different car, the 2005 BMW 645Ci and 2004 BMW 645Ci. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Active Front Steering (AFS) must be adjusted after work is carried out on steering system.

Connect vehicle to BMW DIS or MoDIC diagnostic tester or equivalent. Call up SERVICE FUNCTIONS, CHASSIS, STEERING, ACTIVE FRONT STEERING. Select item AFS START-UP / ADJUSTMENT.
Set total steering angle on steering gear to ZERO.
If necessary, carry out wheel alignment. See SPECIFICATIONS & PROCEDURES article in WHEEL ALIGNMENT.
Work through test module. Test module contains the following steps:
- Reset motor position angle.
- Steering angle sensor adjustment.
- Adjustment of total steering angle sensor.