Shacman Mazda CX-9 oxygen sensor

About the piece:

The Oxygen Sensor is a key component in Mazda's exhaust emission control system. It measures the amount of oxygen in the exhaust gases to help the Electronic Control Unit (ECU) adjust the fuel/air mixture.

His job:

• Measure the oxygen content in exhaust gases to achieve high combustion efficiency.
• Improve fuel efficiency by fine-tuning the mixture.
• Reduce harmful emissions and ensure compliance with environmental standards.

Symptoms of its damage:

• Check Engine Light on.
• High exhaust emissions.