Problem Symptoms Table
WARNING: This page is about a different car, the 2008 Toyota Yaris. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
Use PROBLEM SYMPTOMS TABLE to help you find the cause of the problem. The numbers indicate the ranked order of probability of each of the possible causes. Check each part in the order suggested. If necessary, replace the applicable parts.
PROBLEM SYMPTOMS TABLE
| Symptom | Suspected area | Reference |
|---|---|---|
| Low pedal or spongy pedal | Fluid leakage in brake system | - |
| Air in brake system | BLEEDING | |
| Piston seal (worn or damaged) | DISASSEMBLY | |
| Wheel cylinder cup (damaged) | INSPECTION | |
| Brake master cylinder (faulty) | DISASSEMBLY | |
| Brake drag | Brake pedal free play (minimum) | ADJUSTMENT |
| Parking brake lever travel (Out of adjustment) | ADJUSTMENT | |
| Rear drum brake shoe clearance (out of adjustment) | INSTALLATION | |
| Pad (cracked or distorted) | INSPECTION | |
| Brake shoe (cracked or distorted) | INSPECTION | |
| Front disc brake piston (stuck) | DISASSEMBLY | |
| Piston (stuck) | INSPECTION | |
| Front disc brake piston (frozen) | DISASSEMBLY | |
| Piston (frozen) | INSPECTION | |
| Tension or return spring (faulty) | REMOVAL | |
| Booster system (vacuum leakage) | ON-VEHICLE INSPECTION | |
| Brake master cylinder (faulty) | DISASSEMBLY | |
| Brake pull | Front disc brake piston (stuck) | DISASSEMBLY |
| Piston (stuck) | INSPECTION | |
| Pad (oily) | INSPECTION | |
| Brake shoe (oily) | INSPECTION | |
| Front disc brake piston (frozen) | DISASSEMBLY | |
| Piston (frozen) | INSPECTION | |
| Front disc (scored) | INSPECTION | |
| Rear brake drum (scored) | INSPECTION | |
| Pad (cracked or distorted) | INSPECTION | |
| Brake shoe (cracked or distorted) | INSPECTION | |
| Hard pedal but braking inefficient | Fluid leakage in brake system | - |
| Air in brake system | BLEEDING | |
| Front disc brake piston (stuck) | DISASSEMBLY | |
| Piston (stuck) | INSPECTION | |
| Pad (cracked or distorted) | INSPECTION | |
| Brake shoe (cracked or distorted) | INSPECTION | |
| Pad (oily) | INSPECTION | |
| Brake shoe (oily) | INSPECTION | |
| Pad (glazed) | INSPECTION | |
| Brake shoe (glazed) | INSPECTION | |
| Front disc (scored) | INSPECTION | |
| Rear brake drum (scored) | INSPECTION | |
| Booster system (vacuum leakage) | ON-VEHICLE INSPECTION | |
| Noise from brakes | Pad (cracked or distorted) | INSPECTION |
| Brake shoe (cracked or distorted) | INSPECTION | |
| Installation bolt (loose) | REMOVAL | |
| Front disc (scored) | INSPECTION | |
| Rear brake drum (scored) | INSPECTION | |
| Pad support plate (loose) | INSPECTION | |
| Sliding pin (worn) | REMOVAL | |
| Pad (dirty) | INSPECTION | |
| Brake shoe (dirty) | INSPECTION | |
| Pad (glazed) | INSPECTION | |
| Brake shoe (glazed) | INSPECTION | |
| Tension or return spring (faulty) | REMOVAL | |
| Anti-squeal shim (damaged) | REMOVAL | |
| Shoe hold down spring (damaged) | REMOVAL |