32 31 070 Removing and installing/replacing lower section of steering shaft (Hydraulic steering)

IMPORTANT: If the lower section of the steering shaft is separated from the steering box/steering column, the steering column switch cluster may be damaged when the steering wheel is turned.

Necessary preliminary tasks:

Move steering column adjustment into "top" and "extended" position
Remove TRIM PANEL for pedal mechanism
Secure upper part of steering shaft in footwell (can be pushed into steering column)
Remove MICROFILTER HOUSING
Release coolant expansion tank at body and place to one side
Release pressure pipe on throttle body

With 3/8" reversible ratchet, extension and Torx socket E10 (see image)

Release clamping bolt (1) on steering shaft upper part (2).

Installation note:

Clean thread to remove all remnants of screw locking adhesive.

Replace clamping bolt

Clamping bolt must rest in groove of steering column.

No subsequent retorquing permitted!

Tightening torque 32 31 1AZ .

Fig 1: Identifying Clamping Bolt On Steering Shaft Upper Part

Courtesy of BMW OF NORTH AMERICA, INC.

Release clamping bolt (1) on steering shaft lower part (2).

Move steering wheel to straight-ahead driving position and remove the ignition key.

Pull off bottom of steering shaft from steering gear.

Pull off top of steering shaft from steering column and remove towards top.

Installation note:

Clean thread to remove all remnants of screw locking adhesive.

Fig 2: Identifying Clamping Bolt On Steering Shaft Lower Part

Courtesy of BMW OF NORTH AMERICA, INC.

Replace clamping bolt

Clamping screw must rest in groove of steering box.

No subsequent retorquing permitted!

Steering shaft can only be inserted in one position on steering gear and steering column.

Tightening torque 32 31 3AZ .

After installation

Turn steering wheel in both directions to the limit position. The airbag indicator lamp must not light up in the process.
Check directional stability of car.