BMW X3 Service & Repair Manual: Checklist for front seat
| Event | Check | Action | |
| Has at least one belt tensioner and/or one side airbag been activated? | Yes | Check 1 (when installed):
Check all seat adjustment options of
both front seats. There must be no stiff movement, sticking or other functional problems or noises across the entire adjustment range of all the seat adjustment options. Check head restraints for damage. Check crash-active headrest for activation. Only 2-door model: Check backrest lock. Backrest must unlock and lock easily without any great physical effort. |
If components are OK with
regard to checks 1 and 2, only replace activated belt
tensioner or side airbag. Otherwise, replace faulty parts on the seat/body. Replace belt tensioner, seat belt and, if necessary, side airbag. |
Check 2 (when dismounted):
Check for deformation/damage on the
following components:
Check for visible damage or deformation. |
|||
| No | Check all adjustment options of the head
restraints. Check crash-active headrest for activation. |
Replace faulty parts. | |
| Only seat with integrated seat belt: | |||
| Does the backrest indicator light turn on when the backrest is locked and also when the backrest is shaken? | Yes | Check microswitch of backrest lock and renew if necessary. Check electrical lines and repair if necessary. | If there is still a fault, replace the entire seat |
| No | No further action necessary. | Â | |
Bonding steel on steel
IMPORTANT:
These repair instructions apply to structural components.
Such components include engine supports, A-pillars, B-pillars, etc.
...
Corrosion protection
NOTE:
Following repairs, the corrosion protection work already begins with the
correct removal of the underbody protection, anti-drumming laye ...
Other materials:
BMW X3 Service & Repair Manual > Transmission shafts: Replacing radial shaft seal for output to the front axle (atc 450)
Special tools required:
23 0 490
27 1 470
83 30 2 318 114
IMPORTANT:
After completion of the repair work, check gearbox oil level.
For these transfer boxes, use approved TRANSMISSION OIL only.
Necessary preliminary tasks:
Remove front PROPELLER SHAFT .
Remove protective ...
BMW X3 Owners Manual
BMW X3 Service & Repair Manual
