The most likely cause is low-brake fluid.
Check the brake fluid level in the reservoir there is a sensor there that will make the light come on if your level is low.
Low brake fluid, pads worn down, other problems.
It is possible that a wheel speed sensor is bad. This will cause the anti lock braking to not read the wheel correctly which would be a brake problem that would cause a light.
there is a problem in your brake system. take vehicle to a brake mechanic
no
no for sure not
This is a sign that you need to have the brakes inspected, soon. Worn brakes causes the brake fluid reservoir level to drop causing the brake and abs lights to come on.
A brake fluid leak in the brake system, LOW BRAKE FLUID.
A defective or out of adjustment brake light switch.
It is warning you of a malfunction of in the brake system. Get it checked RIGHT AWAY!
Brake fluid in reservoir below acceptable level.