This MEAT & DORIA coolant temperature sensor, part number 82139, is designed to provide precise measurements of your engine's coolant temperature. Accurate temperature readings are crucial for the proper functioning of your vehicle's engine management system. By relaying correct temperature data to the engine control unit (ECU), this sensor helps optimize fuel injection, ignition timing, and fan operation. This contributes to improved fuel economy, reduced emissions, and prevents engine overheating or undercooling. MEAT & DORIA is a trusted brand known for its quality automotive components. This sensor is built to meet or exceed original equipment specifications, ensuring reliable and long-lasting performance.