This Mass Air Flow (MAF) sensor from TOPRAN is designed to accurately measure the volume and density of air entering the engine's intake system. By providing this critical data to the engine control unit (ECU), it enables precise adjustments to the fuel injection and ignition timing. A properly functioning MAF sensor is essential for maintaining smooth engine operation, improving fuel efficiency, and reducing emissions. Symptoms of a faulty MAF sensor can include rough idling, poor acceleration, increased fuel consumption, and illuminated check engine lights. TOPRAN is a trusted brand known for producing reliable automotive components. This sensor is built to meet or exceed original equipment specifications, ensuring a proper fit and dependable performance for your vehicle.