BMW 3 Series Airbag Warning Light — Clock Spring Fault
BMW
3 Series
2005
All E90
⚡ Quick Summary
Severity Level
Medium
Safe to Drive?
🚫 Do NOT Drive
Safety Impact
Direct safety risk — affects safe operation of the vehicle
Urgency Level
🟡 Monitor Closely
The airbag warning light on E90 BMW frequently indicates a failed clockspring (spiral cable) in the steering column. The clockspring fails from repeated steering lock-to-lock movement, breaking the internal conductor. P code B0090 stored. Clockspring replacement costs £150-350.
Repair / Solution
No confirmed fixes yet. Share yours below.
⚠️ Wrong Diagnosis?
No commonly reported misdiagnoses for this fault yet. If you have replaced a part that did not fix this BMW 3 Series 2005 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.
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