Air Filter — Audi Q7
Category: Engine | Severity: low | Cost: ₹500–₹3,000
What is Air Filter?
The air filter cleans incoming air before it enters the engine.
How Air Filter Works
It traps dust and debris to ensure only clean air mixes with fuel.
Why is Air Filter Important?
Prevents engine wear and maintains fuel efficiency.
Common Problems
- Clogging
- Dirty filter
Symptoms
- Reduced mileage
- Poor acceleration
- Black smoke
Causes of Failure
- Dust accumulation
- Delayed replacement
Impact on Car Performance
Dirty filter reduces airflow and engine efficiency.
DIY Fix Guide — Step by Step
- Inspect filter visually
- Clean if reusable
- Replace if clogged
- Check every 10,000 km
- Ensure proper fitting
Maintenance Tips
- Replace regularly
- Check during service
Replacement Cost in India
Estimated range: ₹500 – ₹3,000
Where to Buy Online
When to Replace Air Filter
Every 10,000–15,000 km or earlier in dusty conditions.