Oxygen Sensor (O2 Sensor) for Renault Duster — Price, Symptoms & Replacement Guide
Category: Exhaust | Failure Severity: High | Replacement Cost in India: ₹3,000–₹12,000
What is the Oxygen Sensor (O2 Sensor)?
Measures oxygen levels in exhaust gases to optimize air-fuel mixture.
How the Oxygen Sensor (O2 Sensor) Works
Sends real-time data to ECU for adjusting fuel injection.
Why the Oxygen Sensor (O2 Sensor) is Important
Ensures optimal combustion and emission control.
Common Problems with the Oxygen Sensor (O2 Sensor)
- Sensor failure
- Carbon buildup
Warning Symptoms of a Failing Oxygen Sensor (O2 Sensor)
- Poor mileage
- Check engine light
- Rough idling
Common Causes of Oxygen Sensor (O2 Sensor) Failure
- Contamination
- Wear over time
Impact on Car Performance
Faulty sensor reduces fuel efficiency and increases emissions.
DIY Fix Guide — Step by Step
- Scan OBD codes
- Inspect wiring
- Replace faulty sensor
Maintenance Tips
- Use quality fuel
- Periodic diagnostics scan
Oxygen Sensor (O2 Sensor) Replacement Cost in India
Expect to pay between ₹3,000 and ₹12,000 for genuine parts plus labour at an authorised Renault workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Oxygen Sensor (O2 Sensor) Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Oxygen Sensor (O2 Sensor) listings.
When to Replace the Oxygen Sensor (O2 Sensor)
Every 80,000–100,000 km or when faulty.