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The PIERBURG Mass Air Flow (MAF) Sensor, identified by part code 7.22184.85.0, plays a critical role in modern engine management systems. It precisely measures the volume and density of air entering the intake manifold, providing vital data to the engine control unit (ECU). By accurately reporting airflow, the ECU can then adjust the fuel injection and ignition timing to achieve the optimal air-fuel ratio. This precise control is essential for maximizing engine power, improving fuel economy, and minimizing harmful emissions. This PIERBURG MAF sensor is engineered for reliability and performance, ensuring consistent and accurate readings under various driving conditions. Replacing a faulty MAF sensor can resolve issues such as rough idling, poor acceleration, increased fuel consumption, and check engine lights.