A “knocking” sound from the fuel tank area can be heard in the passenger area
BMW technical service bulletin B120526 for 2024 BMW 530I and 2024 BMW 740I.
- Bulletin number
- B120526
- Component
- Electrical system
- Summary
- A “knocking” sound from the fuel tank area can be heard in the passenger area. Occurrence information below. 1. The noise occurs when the engine is at idle 2. The noise occurs sporadically 3. The noise disappears when the fuel filler cap is opened 4. The noise also disappears when the tank ventilation valve is disconnected There is no relevant fault saved in the fault memory.
Owners of these vehicles have filed 1 complaints in the electrical category.
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