Oxygen Sensor for Aston Martin DBX — Price, Symptoms & Replacement Guide
Category: Exhaust | Failure Severity: Medium | Replacement Cost in India: ₹8,000–₹25,000
What is the Oxygen Sensor?
Measures oxygen levels in exhaust gases to optimize air-fuel mixture.
How the Oxygen Sensor Works
Sends real-time data to ECU to adjust fuel injection.
Why the Oxygen Sensor is Important
Improves fuel efficiency and reduces emissions.
Common Problems with the Oxygen Sensor
- Sensor failure
- Carbon buildup
Warning Symptoms of a Failing Oxygen Sensor
- Poor mileage
- Check engine light
- Rough idling
Common Causes of Oxygen Sensor Failure
- Contamination
- Wear over time
Impact on Car Performance
Reduced fuel efficiency and increased emissions.
DIY Fix Guide — Step by Step
- Scan error codes
- Clean sensor (if possible)
- Replace if faulty
Maintenance Tips
- Use good fuel
- Regular diagnostics
Oxygen Sensor Replacement Cost in India
Expect to pay between ₹8,000 and ₹25,000 for genuine parts plus labour at an authorised Aston Martin workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Oxygen Sensor Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Oxygen Sensor listings.
When to Replace the Oxygen Sensor
Every 80,000–100,000 km or when faulty.