This VALEO crankshaft position sensor, part number 366189, is designed to accurately monitor the rotational speed and position of the engine's crankshaft. This critical data is transmitted to the engine control unit (ECU) to precisely manage ignition timing and fuel injection, ensuring the engine operates efficiently and smoothly. A malfunctioning crankshaft position sensor can lead to various drivability issues, including rough idling, stalling, poor fuel economy, and even a no-start condition. Replacing a faulty sensor with this genuine VALEO part will restore proper engine function and prevent further complications. VALEO is a trusted name in automotive components, known for producing high-quality parts that meet or exceed original equipment manufacturer (OEM) specifications. This sensor is built to withstand the demanding conditions of the engine bay, offering reliable and long-lasting performance.