Mastering Brake Pedal to Floor Diagnosis A Step-by-Step Approach

My brake pedal feels normal (resistance at about half travel), until I push harder than I usually do, then it feels like it's going over a hump and drops to ... It could be air in the brake fluid system, or a loose brake pedal switch. Or even a loose brake. Either way the brake pedal should feel firm but not take too ... Slowly to floor is often a symptom of a Master leaking/failing internally. It may not happen with engine off because the brake booster is not at play then. The brake peddle is firm and at the top when the engine is off but sinks to the floor when you start the engine. If you hit the brakes the vehicle stops properly But hold the pedal and it slowly depresses all the way to the floor. When the car is turned off ... Brake light coming on indicates a half-system failure. Pedal going to the floor indicates either a leak or air in the system. If you are not ... Comments8 ; Possible Reasons for Spongy Brake Pedals - It's Not Air in The Lines. The Clay Way · 159K views ; Low Brake Pedal ? It's not air in the ... I have a good pedal with the engine off but when I start it it just goes to the floor. I had to replace one of the rear wheel cylinders too bc i bled the ... Yes, the pedal should drop when the engine is started and vacuum is supplied to the booster, but the pedal should not go all the way to the floor! 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, ...