Withdrawal
Loosen wheel bolts.
Raise the front of the car, remove the wheel.
Loosen the steering knuckle nut. Press out the steering knuckle joint with a suitable puller.
Release the strap and slide the bellows.
Bend the lock.
Loosen the tie rod locknut with BMW tool 322100 or 322110 (on vehicles with steering damper). If no special tool is available, loosen the tie rod with a pipe wrench or 32 mm wrench.
Examination
Rotate the steering knuckle in different directions. If it moves easily or if there is play, replace the steering head joint.
Check integrity and seal (no traces of grease) cuffs. If the cuff is damaged, replace the steering tip joint.
Installation
Measure the old tie rod. Screw the tie rod end onto the tie rod while maintaining dimension -c-. Lock the steering tip.
If required, degrease the steering knuckle pivot and the seat on the knuckle arm.
Check and, if necessary, replace the bellows.
Screw on the tie rod with a new lock.
The protrusion -1- on the lock fits into the cut-out -2- of the toothed rack.
Tighten tie rod to 75 Nm. In workshops, a 32 mm flat wrench is used for this, mounted on a torque wrench. Such a key can be made independently from a steel sheet 5 mm thick.
Bend the lock with a pipe wrench.
Attention: In order to avoid damage to the toothed rack, never bend the lock with a hammer.
Put on the corrugated cover and secure it with a tie-down tape. Do not twist the corrugated cover.
To install the retaining ring on the bellows, put a piece of thin sheet bent into a cone on the bellows, and slide the ring along the cone onto the bellows.
Insert the tie rod into the steering link arm. Screw in a new self-locking nut with a tightening torque of 35 Nm.
Put the wheel on.
Lower the car.
Tighten wheel bolts crosswise to 110 Nm.
Check toe adjustment.