Brake Pedal Sinks To The Floor

Came back from the test drive and and noticed the brake peddle all of a sudden went to the floor.
Brake pedal sinks to the floor. One of the reasons is the brake system loses pressure from an external brake fluid leak. I have change the brake master cylinder but did not fix. Ive never changed the brake fluid on any of my cars unless changing out the calipers. Technically there are two main causes that would make the brake pedal sink all the way to the floor.
Feeling the brake pedal sink very slightly is perfectly okay. Reasons your brake pedal goes to the floor. Felt the the master cylinder gave out. Brake pedals can go down to the floor for various reasons.
Can t get it into ford. I have bleed the brake system it has improve little bit in the sense of the pedal holding at certain point but if constant pressure is kept on the pedal it will still sink to the floor. The leak may coming from a brake line or one of the brake calipers. The calipers don t leak checked for leaks no brake fluid leaks master cylinder still full of fluid.
Earlier this year i drove a brand new 2016 scat at a dealer. Maybe i just got lucky. Brake pedal not holding it sinks to the floor. 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.
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. Why is the break pedal sinking to the floor. If you notice your brake pedal is soft you may wonder what part of the brake system causes this issue. If your brake pedal slowly sinks towards the floor when you are stopped with your foot on the brake or the pedal does not feel firm when the brakes are applied and slowly sinks your brake system may have a fluid leak or your master brake cylinder is worn out or leaking.
1 leak from brake line or brake caliper. A brake pedal that feels mushy spongy or that slowly sinks to the floor when depressed can be best described as brake pedal sink. However when the brake pedal sinks quite a bit you may have a larger problem to deal with.