What Does a Brake Valve Do

This valve is necessary for optimizing front-to-rear bias, also referred to as brake balance. It is a spring-loaded component that activates when fluid pressure builds when you step on the brake pedal. … Once this happens, the spring gets compressed and the plunger blocks the fluid from passing through.

What happens when a brake proportioning valve fails?

A faulty brake proportioning valve could increase your vehicle’s braking distance, as it might reduce the pressure from the rear brakes too much. Note that the symptoms of a bad brake proportioning valve may also point to damage to other components, such as the rear brake circuit, brake caliper, or wheel cylinder.

What does a brake compensator valve do?

Its job is to stop the rear wheels locking under heavy braking so it shuts the brake fluid supply off and transfers the braking effort to the front . If the rear brakes locked up under heavy breaking you may skid and loose control of the vehicle .