Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
72 11... Checklist For Front Seat
2011 BMW 528iSECTION 72 11... 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:
|
|||
| 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. | ||
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.