bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

1 RA Replacing (removing And Installing) Left Or Right Steering Knuckle|Page 1289 > < 4 RA Removing And Installing_replacing Both Brackets For Control Arm|Page 1286
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31 21 080

Replacing (removing and installing) left or
right steering knuckle

Special tools required:

31 2 200

Necessary preliminary tasks:

Remove brake disk

Remove pulse generator from steering knuckle

Replacement only:

Remove wheel bearing

Remove tie rod end from steering knuckle

If necessary, remove control rack of ride-height sensor from

control arm

Remove control arm from steering knuckle

Support steering knuckle from underneath using a workshop jack.

Release bolt and remove with bracket towards front.

Tightening torque 31 21 4AZ

.

Expand steering knuckle with special tool  31 2 200 .

Lower workshop jack and remove steering knuckle.

Installation:

Keep press fit of steering knuckle and spring strut in lower area
clean and free from oil and grease.

Spread steering knuckle with special tool  31 2 200 , align by
means of gap to positioning pin (1) on back of spring strut and
raise as far as it will go.

RA  Replacing (removing and installing) left or right steering knuckle

BMW AG - TIS

19.01.2013  12:26

Issue status (12/2007) Valid only until next DVD is issued

Copyright

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1 RA Replacing (removing And Installing) Left Or Right Steering Knuckle|Page 1289 > < 4 RA Removing And Installing_replacing Both Brackets For Control Arm|Page 1286