This brake warning light switch from CALORSTAT by Vernet is designed to accurately signal when there might be a problem with your vehicle's braking system. A functioning brake warning light is crucial for safety, providing an essential visual cue to the driver. Properly installed, this switch will activate the dashboard warning light under specific fault conditions, such as a significant drop in brake fluid level or pressure. This allows for timely inspection and maintenance of your brakes, helping to prevent more serious issues and ensuring optimal performance. CALORSTAT by Vernet is a trusted name in automotive thermal and fluid control components, known for quality and reliability. This switch is manufactured to meet stringent standards, ensuring it performs as expected when you need it most.