Understanding the Importance of the Air-Fuel Ratio Sensor

The air-fuel ratio sensor is a crucial component in your vehicle's engine management system. It ensures the optimal mixture of air and fuel is delivered to the engine for efficient combustion. This balance is vital for maintaining engine performance, fuel efficiency, and reducing emissions.

How the Air-Fuel Ratio Sensor Works

This sensor continuously measures the proportion of air to fuel in the exhaust gases. By sending real-time data to the engine control unit (ECU),it enables the ECU to adjust the fuel injection rate and ignition timing. This dynamic adjustment helps in achieving peak engine performance and limits the amount of unburnt fuel in emissions.

Consequences of a Faulty Sensor

If the air-fuel ratio sensor is malfunctioning, your vehicle's engine might receive incorrect air-fuel mixture information. This can result in poor fuel efficiency, increased emissions, rough idling, or even engine misfires. Over time, a broken sensor may cause damage to the catalytic converter, leading to costly repairs.

Compatibility with Car Models

• Forester