BRAKE SYSTEM PROBLEM SYMPTOMS TABLE
Tech Tips
Use the table below to help determine the cause of 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 or spongy pedal | Brake fluid leaks in brake system | - |
| Air in brake system | ||
| Front brake piston seals (worn or damaged) | ||
| Rear brake piston seals (worn or damaged) | ||
| Brake master cylinder sub-assembly*1 (faulty) | ||
| Brake master cylinder sub-assembly*2 (faulty) | ||
| Brake drag | Brake pedal free play*1 (insufficient) | |
| Brake pedal free play*2 (insufficient) | ||
| Parking brake pedal travel (out of adjustment) | ||
| Parking brake cable (sticking) | ||
| Parking brake shoe clearance (out of adjustment) | ||
| Front brake pad (cracked or distorted) | ||
| Rear brake pad (cracked or distorted) | ||
| Front brake piston (stuck) | ||
| Rear brake piston (stuck) | ||
| Front brake piston (seized) | ||
| Rear brake piston (seized) | ||
| Vacuum leaks in booster system*1 | ||
| Vacuum leaks in booster system*2 | ||
| Brake master cylinder sub-assembly*1 (faulty) | ||
| Brake master cylinder sub-assembly*2 (faulty) | ||
| Brake pull | Front brake piston (stuck) | |
| Rear brake piston (stuck) | ||
| Front brake pad (oily) | ||
| Rear brake pad (oily) | ||
| Front brake piston (seized) | ||
| Rear brake piston (seized) | ||
| Front brake disc (scored) | ||
| Rear brake disc (scored) | ||
| Front brake pad (cracked or distorted) | ||
| Rear brake pad (cracked or distorted) | ||
| Hard pedal but braking inefficient | Brake fluid leaks in brake system | - |
| Air in brake system | ||
| Front brake pad (worn) | ||
| Rear brake pad (worn) | ||
| Front brake pad (cracked or distorted) | ||
| Rear brake pad (cracked or distorted) | ||
| Front brake pad (oily) | ||
| Rear brake pad (oily) | ||
| Front brake pad (glazed) | ||
| Rear brake pad (glazed) | ||
| Front brake disc (scored) | ||
| Rear brake disc (scored) | ||
| Vacuum leaks in booster system*1 | ||
| Vacuum leaks in booster system*2 | ||
| Noise from brakes | Front brake pad (cracked or distorted) | |
| Rear brake pad (cracked or distorted) | ||
| Front brake cylinder mounting bolt (loose) | ||
| Rear brake cylinder mounting bolt (loose) | ||
| Front brake disc (scored) | ||
| Rear brake disc (scored) | ||
| Front brake pad support plate (loose) | ||
| Rear brake pad support plate (loose) | ||
| Front brake sliding pin (worn) | ||
| Rear brake sliding pin (worn) | ||
| Front brake pad (dirty) | ||
| Rear brake pad (dirty) | ||
| Front brake pad (glazed) | ||
| Rear brake pad (glazed) | ||
| Front brake anti-squeal shim (damaged) | ||
| Rear brake anti-squeal shim (damaged) |
-
*1: for LHD
-
*2: for RHD