The cable may have been stretched out or the linkage in the brakes may be broken.
Diagnose power brakes pedal tp floor.
If the brake fluid is low filling it back up is not going to fix the problem.
This is pretty easy to diagnose.
You should be able to see brake fluid underneath the car if there s a leak in the system.
No brake pressure pedal goes to floor.
When you re out of brake fluid your brakes simply won t work.
Pedal type parking brakes should not go all the way to the floor.
This commonly occurs due to age and wear.
All you have to do is take the lid off of the master cylinder reservoir and check the fluid level.
Leaking disc brake caliper s like brake lines disc brake calipers the component that clamps the brake pad down against the rotors to slow or stop the vehicle can also become corroded with rust causing the internal piston seal to leak brake fluid.
If the caliper is leaking it can cause the brake pedal to be extremely low or go to the floor.
This means that you don t have to make a very high amount of power to stop the car.
This should be repaired as soon as possible.
If you have to pull or push the brake lever all the way to its limit and the brakes donĂ¢ t engage the linkage is malfunctioning.
A brake fluid leak is one of the most common reasons that the brake pedal would go to the floor.
One of the more common causes for the brake pedal going to the floor is a loss of brake fluid.
If the brake pedal goes to the floor but still stops you could be having a failed brake power booster.
Low brake fluid level.
The power booster s role in the braking process is giving power assistance when the driver depresses the pedal.
The easiest way to diagnose this problem is to pump the brake pedal gently a few times.
If it s low top it off to the mark on the side of the reservoir.
If you don t have power brakes the pedal should stop more than 3 inches from the floor.
In doing so the pedal should become firmer with each gentle press of the pedal.
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.
Technically there are two main causes that would make the brake pedal sink all the way to the floor.
Release the parking brake and drive around the block stopping every now and then.
With power brakes the pedal should stop 1 to 1 1 2 inches from the floor.
Those who slam on their brakes often or drive in stop andgo traffic may experience this problem faster than someone who doesn t stop as often.
Another possible cause is a bad brake master cylinder.
It also happens to be the easiest to check.
If it does then the obvious approach of bleeding the brakes must commence.
The third reason why your brake pedal may go down to the floor is because your brake booster is failing or is bad.
Check your brake fluid.