The MAGNETI MARELLI 064848204010 crankshaft position sensor is a critical component for modern engine management systems. It accurately detects the rotational speed and precise position of the engine's crankshaft. This data is transmitted to the engine control unit (ECU), which uses it to determine ignition timing and fuel injection. A malfunctioning sensor can lead to various drivability issues, including rough idling, stalling, poor fuel economy, and the check engine light illuminating. Ensure your vehicle's engine operates efficiently and reliably by replacing a faulty sensor with this high-quality part from MAGNETI MARELLI. It is designed to meet or exceed original equipment specifications.