Oxygen Sensor for Audi Q5 — Price, Symptoms & Replacement Guide
Category: Engine | Failure Severity: Medium | Replacement Cost in India: ₹3,000–₹15,000
What is the Oxygen Sensor?
Oxygen sensor measures oxygen levels in exhaust gases.
How the Oxygen Sensor Works
It sends data to ECU to adjust fuel mixture.
Why the Oxygen Sensor is Important
Ensures optimal combustion and emission control.
Common Problems with the Oxygen Sensor
- Sensor failure
- Slow response
Warning Symptoms of a Failing Oxygen Sensor
- Check engine light
- Poor mileage
Common Causes of Oxygen Sensor Failure
- Contamination
- Wear
Impact on Car Performance
Leads to inefficient fuel combustion.
DIY Fix Guide — Step by Step
- Scan ECU codes
- Inspect wiring
- Replace faulty sensor
Maintenance Tips
- Regular diagnostics
Oxygen Sensor Replacement Cost in India
Expect to pay between ₹3,000 and ₹15,000 for genuine parts plus labour at an authorised Audi 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
When faulty or error codes appear.