The MEAT & DORIA 87756 Crankshaft Position Sensor is engineered to accurately monitor the rotational speed and position of the crankshaft. This vital information is transmitted to the engine control unit (ECU) to precisely manage ignition timing and fuel injection. Proper functioning of this sensor is crucial for preventing engine misfires, stalling, and ensuring optimal fuel efficiency. A faulty sensor can lead to a variety of drivability issues, including hard starting, rough idling, and a check engine light illumination. This sensor is designed to meet or exceed original equipment specifications, providing a dependable solution for maintaining your vehicle's engine performance. It is built with durable materials to withstand the harsh under-hood environment, ensuring long-lasting reliability.