Diesel Particulate Filter (DPF) — Nissan Gravite
Category: Engine | Severity: high | Cost: ₹30,000–₹1,00,000
What is Diesel Particulate Filter (DPF)?
DPF captures and stores soot particles from diesel exhaust gases.
How Diesel Particulate Filter (DPF) Works
Traps particulate matter and periodically burns it off through regeneration.
Why is Diesel Particulate Filter (DPF) Important?
Reduces harmful emissions in diesel engines.
Common Problems
- Clogging
- Regeneration failure
Symptoms
- Black smoke
- Reduced power
- Warning light
Causes of Failure
- Short trips
- Low exhaust temperature
Impact on Car Performance
Clogged DPF reduces engine performance.
DIY Fix Guide — Step by Step
- Drive at highway speed for regeneration
- Check warning lights
- Use DPF cleaner
Maintenance Tips
- Avoid frequent short trips
Replacement Cost in India
Estimated range: ₹30,000 – ₹1,00,000
Where to Buy Online
When to Replace Diesel Particulate Filter (DPF)
Replace if regeneration fails repeatedly.