This JP GROUP coolant temperature sensor, part number 1193100100, is designed to provide precise measurements of your engine's coolant temperature. Accurate temperature readings are crucial for the engine control unit (ECU) to manage fuel injection, ignition timing, and cooling fan operation, thereby ensuring optimal engine performance, fuel economy, and emissions control. Crafted to meet or exceed original equipment specifications, this sensor offers a reliable and direct fit for your vehicle. Its robust construction is built to withstand the harsh operating conditions within the engine bay, guaranteeing long-lasting durability and consistent functionality. Replacing a faulty coolant temperature sensor can resolve issues such as poor starting, rough idling, overheating, or check engine lights related to temperature readings.