Oxygen Sensor — Volvo XC60
Category: Exhaust | Severity: medium | Cost: ₹5,000–₹20,000
What is Oxygen Sensor?
Measures oxygen level in exhaust gases.
How Oxygen Sensor Works
Sends data to ECU to adjust air-fuel mixture.
Why is Oxygen Sensor Important?
Ensures optimal combustion and fuel efficiency.
Common Problems
- Sensor failure
- Incorrect readings
Symptoms
- Check engine light
- Poor mileage
Causes of Failure
- Carbon buildup
- Aging
Impact on Car Performance
Reduced fuel efficiency and increased emissions.
DIY Fix Guide — Step by Step
- Scan error codes
- Replace sensor
Maintenance Tips
- Use quality fuel
- Regular servicing
Replacement Cost in India
Estimated range: ₹5,000 – ₹20,000
Where to Buy Online
When to Replace Oxygen Sensor
When sensor fails or shows incorrect readings.