For 1990-2009 cars

Causes | Correction
--- | ---
Air in the brake system | Bleed the brake system.
Improper rear brake adjustment | Adjust the rear brake linings.
Leaking brake pipe or connection | Locate and repair the brake pipe or the connection.
Leaking caliper piston seal | Replace the caliper piston seal.
Leaking master cylinder (internally) | Repair or replace the master cylinder.
Contaminated/improper brake fluid | Flush the brake system and repair the affected brake components.
Uneven lining material | Replace the linings as an axle set.
Loose front or rear brake assembly attachment | Locate and tighten loose brake components.
Excessive vehicle loading | Refer to tire placard for the vehicle capacity specification.