What does the brake system warning light mean?

If the brake warning light comes on when you apply the brakes, or is on continuously, it means that hydraulic pressure has been lost in one side of the brake system or that the fluid level in the master cylinder is dangerously low (due to a leak somewhere in the brake system).Click to see full answer. Then, what does it mean when the brake system light comes on?A brake warning light on the dash means that you either have an issue with the brake system or your emergency parking brake is on. What can cause the brake warning light to come on? If the brake warning light comes on the dash for any other reason, that means your vehicle has an issue with your brake system. is it safe to drive your car with the brake light on? If your Brake Warning Light comes on, you should take notice and contact your mechanic immediately. Brakes are the most important safety feature on your vehicle, so you should not drive your car if your brakes are not working properly. If the brakes are leaking, you will not be able to stop the car. Additionally, what does the brake system warning light look like? When the main brake warning light is triggered by a fault in the system, it will be illuminated in red. It appears as a circle, with a “!” in the center, and parentheses on either side. If your brake fluid level is too low, typically you will see a similar warning light, only it will be yellow or amber instead of red.What should you do if the brake system warning light comes on?If the brake warning light comes on and stays on when you start your vehicle, do not begin to drive it. Turn your car off and inspect the possible causes of the issue (we will get to those soon). If the brake warning light comes on while you are in traffic or driving, don’t panic.