Selective Catalytic Reduction (SCR) Catalyst for Maruti Suzuki Swift — Price, Symptoms & Replacement Guide
Category: Exhaust | Failure Severity: High | Replacement Cost in India: ₹30,000–₹80,000
What is the Selective Catalytic Reduction (SCR) Catalyst?
Reduces NOx emissions using AdBlue (DEF).
How the Selective Catalytic Reduction (SCR) Catalyst Works
Injects DEF into exhaust, converting NOx into nitrogen and water.
Why the Selective Catalytic Reduction (SCR) Catalyst is Important
Essential in diesel engines for BS6 compliance.
Common Problems with the Selective Catalytic Reduction (SCR) Catalyst
- Clogging
- AdBlue crystallization
Warning Symptoms of a Failing Selective Catalytic Reduction (SCR) Catalyst
- Warning light
- Reduced power
- Higher emissions
Common Causes of Selective Catalytic Reduction (SCR) Catalyst Failure
- Low DEF
- Injector issues
Impact on Car Performance
Engine enters limp mode.
DIY Fix Guide — Step by Step
- Refill DEF
- Check injector
Maintenance Tips
- Maintain DEF level
- Use quality DEF
Selective Catalytic Reduction (SCR) Catalyst Replacement Cost in India
Expect to pay between ₹30,000 and ₹80,000 for genuine parts plus labour at an authorised Maruti Suzuki workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Selective Catalytic Reduction (SCR) Catalyst Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Selective Catalytic Reduction (SCR) Catalyst listings.
When to Replace the Selective Catalytic Reduction (SCR) Catalyst
When NOx levels are high or system fails.