32 31 090 Removing and installing/replacing steering column
Necessary preliminary work:
- Move steering column into "extended" position
- Disconnect battery earth lead . See 61 20 900 DISCONNECTING AND CONNECTING BATTERY EARTH LEAD or 61 20 900 DISCONNECTING AND CONNECTING BATTERY NEGATIVE LEAD
- Remove airbag . See 32 34 030 REMOVING AND INSTALLING/REPLACING AIRBAG UNIT (SPORT STEERING WHEEL) , 32 34 020 REMOVING AND INSTALLING/REPLACING AIRBAG UNIT or 32 34 030 REMOVING AND INSTALLING/REPLACING AIRBAG UNIT (M SPORTS STEERING WHEEL)
- Remove steering wheel . See 32 33 000 REMOVING AND INSTALLING/REPLACING STEERING WHEEL , 32 33 010 REMOVING AND INSTALLING/REPLACING SPORT STEERING WHEEL or 32 33 010 REMOVING AND INSTALLING (REPLACING) M SPORTS STEERING WHEEL
- Remove TRIM PANEL FOR PEDAL MECHANISM
- US vehicles only: Remove AIRBAG MODULE for driver's knee protection
- Remove upper and lower steering column shroud . See 32 31 003 REMOVING AND INSTALLING/REPLACING UPPER SECTION OF STEERING COLUMN SHROUD or 32 31 020 REMOVING AND INSTALLING/REPLACING LOWER SECTION OF STEERING COLUMN SHROUD
- Remove STEERING COLUMN CONTROL PANEL
- Unclip wiring harness and place to one side.
- Release electronics box . See 12 14 550 REPLACING ELECTRONICS BOX (N47 D16/20 K/U/O/T 1) or 12 14 550 REPLACING CONTROL UNIT BOX (N47 D20 O 1 WITH SCR) at the spring strut dome and only lay to the side (only N47)
- Release steering shaft from steering column in engine compartment
Undo nuts (1) at top of steering column.
Tightening torque 32 31 1AZ .
Secure steering column against falling out.
Undo nuts (1) at bottom of steering column.
Tightening torque 32 31 1AZ .
Installation note:
Align steering shaft and steering column! (encoding at spindle and joint)
With the assistance of another person, hold the universal joint in the engine compartment and slide spindle of steering column at plastic sleeve (1) from the footwell onto the universal joint.
When pushing in the steering shaft (1), ensure that the steering shaft collar is correctly positioned. Sleeve must be clipped into the bulkhead.
(See REMOVING AND INSTALLING SLEEVE FOR STEERING SHAFT )
After installation:
- Turn steering wheel in both directions to the limit position. The airbag indicator light must not light up!