Turbocharger — Audi Q7
Category: Engine | Severity: high | Cost: ₹60,000–₹2,00,000
What is Turbocharger?
The turbocharger increases engine power by forcing more air into the combustion chamber.
How Turbocharger Works
Uses exhaust gases to spin a turbine, compressing intake air for better combustion.
Why is Turbocharger Important?
Boosts engine performance and efficiency.
Common Problems
- Turbo lag
- Oil leakage
- Failure
Symptoms
- Loss of power
- Whistling noise
- Black smoke
Causes of Failure
- Oil starvation
- High temperature
- Wear
Impact on Car Performance
Failure leads to significant power loss.
DIY Fix Guide — Step by Step
- Use high-quality oil
- Allow engine cooldown
- Check for leaks
- Inspect boost pressure
- Replace if faulty
Maintenance Tips
- Regular oil changes
- Avoid aggressive driving when cold
Replacement Cost in India
Estimated range: ₹60,000 – ₹2,00,000
Where to Buy Online
When to Replace Turbocharger
Replace if damaged or losing boost pressure.