BRAKE SYSTEM PROBLEM SYMPTOMS TABLE
Tech Tips
Use the table below to help determine the cause of the problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
| Symptom | Suspected Area | See page |
|---|---|---|
| Low pedal or spongy pedal | Fluid leaks in brake system | - |
| Air in brake system | ||
| Piston seal (worn or damaged) (front) | ||
| Piston seal (worn or damaged) (rear) | ||
| Master cylinder (faulty) | ||
| Brake drag | Brake pedal free play (insufficient) | |
| Parking brake pedal travel (out of adjustment) | ||
| Parking brake cable assembly (sticking) | ||
| Parking brake shoe clearance (out of adjustment) | ||
| Piston (sticking) (front) | ||
| Piston (sticking) (rear) | ||
| Piston (seized) (front) | ||
| Piston (seized) (rear) | ||
| Pad (cracked or distorted) (front) | ||
| Pad (cracked or distorted) (rear) | ||
| Vacuum leaks in booster system | ||
| Master cylinder (faulty) | ||
| Brake pull | Piston (sticking) (front) | |
| Piston (sticking) (rear) | ||
| Piston (seized) (front) | ||
| Piston (seized) (rear) | ||
| Pad (cracked or distorted) (front) | ||
| Pad (cracked or distorted) (rear) | ||
| Pad (oil or grease contamination) (front) | ||
| Pad (oil or grease contamination) (rear) | ||
| Disc (uneven wear) (front) | ||
| Disc (uneven wear) (rear) | ||
| Hard pedal but braking is insufficient | Fluid leaks in brake system | - |
| Air in brake system | ||
| Piston (sticking) (front) | ||
| Piston (sticking) (rear) | ||
| Piston (stuck) (front) | ||
| Piston (stuck) (rear) | ||
| Pad (cracked or distorted) (front) | ||
| Pad (cracked or distorted) (rear) | ||
| Pad (oil or grease contamination) (front) | ||
| Pad (oil or grease contamination) (rear) | ||
| Pad (burnt or overheated) (front) | ||
| Pad (burnt or overheated) (rear) | ||
| Disc (uneven wear) (front) | ||
| Disc (uneven wear) (rear) | ||
| Vacuum leaks in booster system | ||
| Noise from brakes | Cylinder mounting bolt (loose) (front) | |
| Cylinder mounting bolt (loose) (rear) | ||
| Disc (scored) (front) | ||
| Disc (scored) (rear) | ||
| Pad support plate (loose) (front) | ||
| Pad support plate (loose) (rear) | ||
| Slide pin (wear) (front) | ||
| Slide pin (wear) (rear) | ||
| Pad (cracked or distorted) (front) | ||
| Pad (cracked or distorted) (rear) | ||
| Pad (dirty) (front) | ||
| Pad (dirty) (rear) | ||
| Pad (burnt or overheated) (front) | ||
| Pad (burnt or overheated) (rear) | ||
| Anti-squeal shim (damaged) (front) | ||
| Anti-squeal shim (damaged) (rear) |