This VALEO crankshaft position sensor, part number 366601, is engineered to provide precise readings of the crankshaft's rotational speed and position. Accurate data from this sensor is crucial for the Engine Control Unit (ECU) to manage ignition timing, fuel injection, and other vital engine operations. A malfunctioning sensor can lead to poor engine performance, stalling, or starting issues. Designed as a direct replacement, this sensor ensures compatibility and ease of installation, restoring optimal engine function and reliability.