This ASHIKA coolant temperature sensor, part number 64-02-203, is designed to precisely monitor your vehicle's engine coolant temperature. Accurate temperature readings are crucial for the engine control unit (ECU) to manage fuel injection, ignition timing, and cooling fan operation, thereby preventing overheating and ensuring efficient engine performance. Crafted with high-quality materials, this sensor offers reliable and durable service. It is engineered to meet or exceed original equipment specifications, guaranteeing compatibility and straightforward installation. Replacing a faulty coolant temperature sensor can resolve issues such as poor fuel economy, rough idling, and dashboard warning lights. Trust ASHIKA for dependable engine management components. This sensor is an essential part of maintaining your vehicle's cooling system integrity and overall health.