Oxygen Sensor OEM 2540139

The 2540139 is an oxygen sensor used in vehicles like the Ford Fiesta VII, Fiesta VII Van, and Puma. This sensor helps your car's engine run smoothly by measuring the amount of oxygen in the exhaust. It sends this information to the car's computer, which adjusts the fuel mixture for better performance and fuel efficiency. Without a working oxygen sensor, your car might use more fuel and produce more emissions.

OEM codes like 2540139 are important because they ensure you get the right part for your vehicle. These codes can be reused across different models that share similar parts. This means the same sensor can fit in various cars, making it easier to find replacements. Using the correct OEM part helps maintain your car's performance and reliability.