Engine knocking sound under load in 2 Series Gran Coupe
Knocking noise when accelerating hard.
Issue Details
- Severity
- high
- Impact
- Engine damage risk.
- Estimated Repair Cost
- ₹5,000 – ₹50,000
- Affected Years
- 2020-2024
- Frequency
- Occasional
Symptoms
- Knocking noise
Causes
- Low octane fuel
Solutions
- Use premium fuel
Prevention Tips
- Use recommended fuel