Brake Pedal's Descent into Oblivion A Comprehensive Troubleshooting Guide

The pedal goes basically all the way to the floor on the first pump, when I pump the brakes again the pedal rises, feels very firm and the truck stops well. If the brake pedal is going to the floor do you have air trapped in the system. You will need to bleed the brake system to get all of the air ... One of the most common reasons for your brakes touching the floor would be an issue with your brake fluid. Your fluid being low or air reaching ... The pedal going down SOME when starting the engine with a power brake booster is normal, but the booster is making the air-in-the-system problem worse. If your pedal goes all the way to the floor and you have no leaks, the master cyl is bypassing and needs to be replaced. Comments12 ; Brake Pedal Sinking? Dangerous master cylinder! How to fix. Budget Mechanic · 138K views ; Brake Pedal Goes To The Floor When The ... The symptom sounds like a master cylinder(mc) seal is bad. If you don't have a puddle(a leak) this is the only thing I can think of to help. The pedal will go half way down, like it's suppose to, then I feel a release of pressure and it goes to the floor. When it goes to the floor, it doesn't stop ... A quick check of the brake booster must be conducted with the engine off. Pump the brake pedal slowly several times. This will gradually deplete ... I have an issue with my brakes where the pedal goes to about 2 inches from the floor before the brakes engage to slow the car.