Air in the brake system can make your brake pedal feel spongy and vague. You should flush the fluid every two or three years, ...

To make the process easier, keep a small, 2-foot section of ... with no pressure on the brakes. Refresh Brake Fluid with Clear Tubing After emptying the reservoir, fill it up with fresh fluid.

but like brake calipers, sometimes it can spring leaks or otherwise fail, and it must be rebuilt or replaced. The master cylinder is topped by the brake-fluid reservoir, which must be kept full.

In 2021, the Ferrari 488 GTB of a plaintiff lost brake fluid, forcing him to ditch it in a pond. Ferrari has issued two recalls over brake issues originating with a bad reservoir cap. A US judge ...