Brake Pedal Sinks To Floor Slowly

Inspected the brake system for leaks.

Brake pedal sinks to floor slowly. Brake pedal slowly fades. A brake pedal that feels mushy spongy or that slowly sinks to the floor when depressed can be best described as brake pedal sink. Brake pedal drops all the way to the floor. Before beginning your work and inspections place the vehicle on level ground with the parking brake set.

Use a basic set of tools while wearing protective eye wear and gloves. Brake pedal can be pumped up. Technically there are two main causes that would make the brake pedal sink all the way to the floor. Reasons your brake pedal goes to the floor.

What would cause the brake pedal to slowly sink to the floor when the brakes are applied. I just replaced the master cylinder with no change to the issue. Brake pedal can not be pumped up. That results in the slowly sinking brake pedal like you have and that often takes two or three days to show up.

No leaks were noted. The leak may coming from a brake line or one of the brake calipers. A common example is you might find the brake pedal goes to floor but still works. The brakes feel solid very solid there are no leaks and they stop very well but if i continue to keep a very firm pressure on the pedal it will sink very slowly to the floor.

But worry not this maintenance guide will give you the steps to troubleshoot and fix this issue of brake pedal goes to floor in under 45 minutes. If your brake pedal sinks all the way to the floor when you press there can be many possible culprits for this problem. I bench bled the new master cylinder and the entire brake system. 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.

1 leak from brake line or brake caliper.