This DELPHI Mass Air Flow (MAF) sensor, part code AF10623-12B1, is engineered to precisely measure the volume and density of air entering your engine. By providing this critical data to the engine control unit (ECU), it enables accurate adjustments to the fuel injection and ignition timing. Proper functioning of the MAF sensor is essential for maintaining optimal engine performance, fuel efficiency, and reduced emissions. A faulty sensor can lead to poor acceleration, rough idling, increased fuel consumption, and illuminated check engine lights. DELPHI is a trusted brand known for its quality and reliability in automotive components. This sensor is designed to meet or exceed original equipment specifications, ensuring a direct fit and dependable operation for your vehicle.