The FAE 35590 Thermoswitch is designed to accurately monitor your vehicle's coolant temperature. When the coolant reaches a critical level, this switch activates the dashboard warning light, alerting the driver to a potential issue. Proper functioning of the coolant warning light is essential for preventing serious engine damage. This component plays a crucial role in early detection of overheating, allowing for timely intervention and avoiding costly repairs. FAE is a reputable manufacturer known for producing reliable automotive electrical components. This thermoswitch is built to meet stringent quality standards, ensuring consistent performance and durability.