Oxygen Sensor (O2 Sensor) — Skoda Kylaq

Category: Exhaust | Severity: medium | Cost: ₹3,000–₹12,000

What is Oxygen Sensor (O2 Sensor)?

Measures oxygen level in exhaust gases.

How Oxygen Sensor (O2 Sensor) Works

Sends data to ECU for air-fuel mixture adjustment.

Why is Oxygen Sensor (O2 Sensor) Important?

Ensures optimal combustion.

Common Problems

Sensor failure

Symptoms

Check engine light
Poor mileage

Causes of Failure

Carbon deposits

Impact on Car Performance

Incorrect fuel mixture.

DIY Fix Guide — Step by Step

Scan error codes

Maintenance Tips

Use quality fuel

Replacement Cost in India

Estimated range: ₹3,000 – ₹12,000

Where to Buy Online

When to Replace Oxygen Sensor (O2 Sensor)

When sensor fails.