How to Fix Common Brake Problems Copyright AA1Car Brake problems usually indicate the need for certain repairs or replacement parts,so here is a quick review of some common fixes: LOW BRAKE FLUID This may be the result of worn disc brake pads,or it may indicate a leak in the brake system. If the BRAKE WARNING LIGHT is also on,most likely the problem is a leak (though the Brake Warning light may also come on if the master cylinder reservoir has a fluid level sensor). Leaks are dangerous because they can cause brake failure. The brake calipers,wheel cylinders,brake hoses and lines,and master cylinder all need to be inspected. If a leak is found,the defective component must be replaced. Your vehicle should NOT be driven until the leak can be repaired. LOW BRAKE PEDAL The brake pedal may be low if the shoe adjusters on rear drum brakes are rusted or sticking and not compensating for normal lining wear. Adjusting the rear drum brakes may restore a full pedal. But unless the adjusters are ... Read more »