Engine Valves — Audi A6
Category: Engine | Severity: medium | Cost: ₹20,000–₹70,000
What is Engine Valves?
Valves control the intake of air-fuel mixture and exhaust gases.
How Engine Valves Works
They open and close in sync with the camshaft.
Why is Engine Valves Important?
Ensures efficient combustion process.
Common Problems
- Burnt valves
- Carbon buildup
- Leakage
Symptoms
- Loss of compression
- Misfire
- Rough idle
Causes of Failure
- Overheating
- Poor fuel quality
- Wear
Impact on Car Performance
Leads to reduced engine efficiency.
DIY Fix Guide — Step by Step
- Use quality fuel
- Check compression
- Inspect for carbon buildup
- Avoid overheating
- Get professional service
Maintenance Tips
- Use premium fuel
- Regular servicing
- Avoid overheating
Replacement Cost in India
Estimated range: ₹20,000 – ₹70,000
Where to Buy Online
When to Replace Engine Valves
Replace if burnt or leaking.