Selective Catalytic Reduction (SCR) Catalyst for Hyundai Creta — Price, Symptoms & Replacement Guide
Category: Exhaust | Failure Severity: High | Replacement Cost in India: ₹40,000–₹1,00,000
What is the Selective Catalytic Reduction (SCR) Catalyst?
SCR catalyst reduces NOx emissions using AdBlue in diesel engines.
How the Selective Catalytic Reduction (SCR) Catalyst Works
Injects urea solution (AdBlue) into exhaust stream, converting NOx into nitrogen and water.
Why the Selective Catalytic Reduction (SCR) Catalyst is Important
Critical for advanced BS6 emission compliance.
Common Problems with the Selective Catalytic Reduction (SCR) Catalyst
- Clogging
- Sensor failure
- AdBlue crystallization
Warning Symptoms of a Failing Selective Catalytic Reduction (SCR) Catalyst
- Check engine light
- Reduced power
- AdBlue warning
Common Causes of Selective Catalytic Reduction (SCR) Catalyst Failure
- Low-quality DEF
- Irregular refilling
Impact on Car Performance
Engine may enter limp mode if SCR fails.
DIY Fix Guide — Step by Step
- Check AdBlue level
- Refill DEF
- Reset warning if needed
Maintenance Tips
- Use high-quality AdBlue
- Refill before warning
Selective Catalytic Reduction (SCR) Catalyst Replacement Cost in India
Expect to pay between ₹40,000 and ₹1,00,000 for genuine parts plus labour at an authorised Hyundai workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Selective Catalytic Reduction (SCR) Catalyst Online
When to Replace the Selective Catalytic Reduction (SCR) Catalyst
After failure or heavy clogging
Frequently Asked Questions about Selective Catalytic Reduction (SCR) Catalyst
- Does Creta have SCR?
- Only in some newer diesel BS6 Phase 2 variants.
- What is SCR used for?
- To reduce NOx emissions.
- Can SCR fail?
- Yes, due to DEF or sensor issues.