The DELPHI Mass Air Flow (MAF) Sensor, part number AF10502-12B1, plays a crucial role in your vehicle's engine management system. By precisely measuring the volume and density of air entering the engine, it provides vital data to the Engine Control Unit (ECU). This data allows the ECU to calculate the correct amount of fuel to inject for efficient combustion. A properly functioning MAF sensor contributes to improved fuel economy, smoother engine operation, and reduced emissions. When this sensor malfunctions, it can lead to various drivability issues, including poor acceleration, rough idling, and illuminated check engine lights. DELPHI is a trusted name in automotive components, known for producing reliable and high-quality parts. This AF10502-12B1 sensor is engineered to meet or exceed original equipment specifications, offering a dependable solution for replacing a faulty MAF sensor. Ensure your engine receives the correct air-fuel ratio for peak performance and efficiency with this genuine DELPHI component.