EGR Cooler — Renault Duster
Category: Cooling | Severity: medium | Cost: ₹5,000–₹15,000
What is EGR Cooler?
Cools exhaust gases before recirculation.
How EGR Cooler Works
Uses coolant to reduce exhaust temperature.
Why is EGR Cooler Important?
Reduces emissions and engine knocking.
Common Problems
- Clogging
- Leak
Symptoms
- Smoke
- Poor performance
Causes of Failure
- Carbon buildup
Impact on Car Performance
Reduced efficiency and higher emissions.
DIY Fix Guide — Step by Step
- Clean EGR cooler
Maintenance Tips
- Regular servicing
Replacement Cost in India
Estimated range: ₹5,000 – ₹15,000
Where to Buy Online
When to Replace EGR Cooler
Replace if clogged beyond cleaning.