Check your brake fluid.
Brake pedal goes to floor then pumps up.
If your brake has been working just fine but you the brake pedal goes to floor after turning sharp corners try pumping the brake pedal twice or more for it to return to its usual state.
Also known as spongy brakes this brake pedal feel is almost always an indication of a problem with your vehicle s brake fluid system and it has several potential causes.
If your brake pedal sinks towards the floor when you are stopped while your foot is on the brake or does not feel as firm when the brakes are applied this could indicate you are having some sort of trouble with.
Brake pedals can go down to the floor for various reasons.
If you step on the brake pedal and it has little to no pressure and goes all the way to the floor especially if you re getting no braking.
Reasons your brake pedal goes to the floor.
A brake system must not leak any fluid at all.
A leak that shows up on the floor is major.
If this bearing goes bad it will allow the brake rotor it move back and fourth which pushes the caliper piston back into the caliper creating an air gap.
If you notice your brake pedal is soft you may wonder what part of the brake system causes this issue.
After checking for all the other more common culprits check for any loose axle bearing and replace if needed.
If it s low top it off to the mark on the side of the reservoir.
Axle bearings hold the brake rotor true without play while they both rotate.
One of the reasons is the brake system loses pressure from an external brake fluid leak.
A leak that you can only detect by an oily feel by touching a line joint is enough to get air in the system.
Low brake fluid level.
1 leak from brake line or brake caliper.
This is especially true if your brakes go soft all at once without any advance warning.
The final reason for a brake pedal to go to the floor is failing axle bearing.
Technically there are two main causes that would make the brake pedal sink all the way to the floor.
A brake pedal that feels mushy spongy or that slowly sinks to the floor when depressed can be best described as brake pedal sink.
The leak may coming from a brake line or one of the brake calipers.
One of the signs that your brake system is not properly functioning is the brake pedal being soft or spongy which means the pedal goes down to the floor when pushed.