Brake Pedal's Descent to the Abyss A Comprehensive Guide to Diagnosis

If the brake pedal is still going to the floor, there's still an air pocket somewhere in the brake system. If the bleeding methods don't cut it, ... Why is My Brake Pedal Going to the Floor? · Low brake fluid · Bad master cylinder · Faulty brake booster · Worn brake pads · Malfunctioning ABS ... After replacing the vacuum booster, master cylinder, brake fluid and front calipers, the brake pedal still goes to the floor. What else can I try? 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. Causes and fixes when a brake pedal sinks suddenly all the way to the floor. Posible Causes Low on Brake Fluid Possible Brake Fluid Leak Air ... The pedal goes all the way to the floor. I do have brakes. They're just all the way at the bottom. The only thing I haven't replaced is the brake booster and ... Pump up the pedal until as hard as it will go, hold the pressure, activate IN, it probably won't move but if it does, bonus! A bad power brake booster could make the brake pedal go to the floor only when the engine is running, which is the primary issue that I am experiencing. The brake pedal falls to the floor without much resistance when the car is on. Is this a common problem with these cars? What could be the problem? I have to press the brake pedal all the way to the floor to get it to stop. Even then it sounds bad. If i pump it then it kinda slows down but not that much. ...