Problem Symptoms Table
HINT:
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.
Brake System
PROBLEM SYMPTOMS REFERENCE
| Symptom | Suspected Area | See |
|---|---|---|
| Low pedal or spongy pedal | Fluid leaks in brake system | - |
| Air in brake system | BLEEDING | |
| Piston seal (Worn or damaged) (Front disc brake) | DISASSEMBLY | |
| Piston seal (Worn or damaged) (Rear disc brake) | DISASSEMBLY | |
| Wheel cylinder cup (Damaged) (Rear drum brake) | DISASSEMBLY | |
| Brake master cylinder (Faulty) | REMOVAL | |
| Brake drag | Brake pedal free play (Minimum) | DISASSEMBLY |
| Parking brake lever travel (Out of adjustment) | PARKING BRAKE SYSTEM | |
| Rear drum brake shoe clearance (Out of adjustment) (Rear drum brake) | REASSEMBLY | |
| Pad (Cracked or distorted) (Front disc brake) | DISASSEMBLY | |
| Pad (Cracked or distorted) (Rear disc brake) | DISASSEMBLY | |
| Brake shoe (Cracked or distorted) (Rear drum brake) | DISASSEMBLY | |
| Front disc brake piston (Stuck) (Front disc brake) | DISASSEMBLY | |
| Rear disc brake piston (Stuck) (Rear disc brake) | DISASSEMBLY | |
| Piston (Stuck) (Rear drum brake) | DISASSEMBLY | |
| Front disc brake piston (Frozen) (Front disc brake) | DISASSEMBLY | |
| Rear disc brake piston (Frozen) (Rear disc brake) | DISASSEMBLY | |
| Piston (Frozen) (Rear drum brake) | DISASSEMBLY | |
| Tension or return spring (Faulty) (Rear drum brake) | REMOVAL | |
| Booster system (Vacuum leaks) | ON-VEHICLE INSPECTION | |
| Brake master cylinder (Faulty) | REMOVAL | |
| Brake pull | Front disc brake piston (Stuck) (Front disc brake) | DISASSEMBLY |
| Rear disc brake piston (Stuck) (Rear disc brake) | DISASSEMBLY | |
| Piston (Stuck) (Rear drum brake) | DISASSEMBLY | |
| Pad (Oily) (Front disc brake) | DISASSEMBLY | |
| Pad (Oily) (Rear disc brake) | DISASSEMBLY | |
| Brake shoe (Oily) (Rear drum brake) | DISASSEMBLY | |
| Front disc brake piston (Frozen) (Front disc brake) | DISASSEMBLY | |
| Rear disc brake piston (Frozen) (Rear disc brake) | DISASSEMBLY | |
| Piston (Frozen) (Rear drum brake) | DISASSEMBLY | |
| Front disc (Scored) (Front disc brake) | DISASSEMBLY | |
| Rear disc (Scored) (Rear disc brake) | DISASSEMBLY | |
| Rear brake drum (Scored) (Rear drum brake) | DISASSEMBLY | |
| Pad (Cracked or distorted) (Front disc brake) | DISASSEMBLY | |
| Pad (Cracked or distorted) (Rear disc brake) | DISASSEMBLY | |
| Brake shoe (Cracked or distorted) (Rear drum brake) | DISASSEMBLY | |
| Hard pedal but braking Inefficient | Fluid leaks in brake system | - |
| Air in brake system | BLEEDING | |
| Front disc brake piston (Stuck) (Front disc brake) | DISASSEMBLY | |
| Rear disc brake piston (Stuck) (Rear disc brake) | DISASSEMBLY | |
| Piston (Stuck) (Rear drum brake) | DISASSEMBLY | |
| Pad (Cracked or distorted) (Front disc brake) | DISASSEMBLY | |
| Pad (Cracked or distorted) (Rear disc brake) | DISASSEMBLY | |
| Brake shoe (Cracked or distorted) (Rear drum brake) | DISASSEMBLY | |
| Pad (Oily) (Front disc brake) | DISASSEMBLY | |
| Pad (Oily) (Rear disc brake) | DISASSEMBLY | |
| Brake shoe (Oily) (Rear drum brake) | DISASSEMBLY | |
| Pad (Glazed) (Front disc brake) | DISASSEMBLY | |
| Pad (Glazed) (Rear disc brake) | DISASSEMBLY | |
| Brake shoe (Glazed) (Rear drum brake) | DISASSEMBLY | |
| Front disc (Scored) (Front disc brake) | DISASSEMBLY | |
| Rear disc (Scored) (Rear disc brake) | DISASSEMBLY | |
| Rear brake drum (Scored) (Rear drum brake) | DISASSEMBLY | |
| Booster system (Vacuum leaks) | ON-VEHICLE INSPECTION | |
| Noise from brakes | Pad (Cracked or distorted) (Front disc brake) | DISASSEMBLY |
| Pad (Cracked or distorted) (Rear disc brake) | DISASSEMBLY | |
| Brake shoe (Cracked or distorted) (Rear drum brake) | DISASSEMBLY | |
| Installation bolt (Loose) (Front disc brake) | INSTALLATION | |
| Installation bolt (Loose) (Rear disc brake) | INSTALLATION | |
| Front disc (Scored) (Front disc brake) | DISASSEMBLY | |
| Rear disc (Scored) (Rear disc brake) | DISASSEMBLY | |
| Rear brake drum (Scored) (Rear drum brake) | DISASSEMBLY | |
| Pad support plate (Loose) (Front disc brake) | DISASSEMBLY | |
| Pad support plate (Loose) (Rear disc brake) | DISASSEMBLY | |
| Sliding pin (Worn) (Front disc brake) | REMOVAL | |
| Sliding pin (Worn) (Rear disc brake) | REMOVAL | |
| Pad (Dirty) (Front disc brake) | DISASSEMBLY | |
| Pad (Dirty) (Rear disc brake) | DISASSEMBLY | |
| Brake shoe (Dirty) (Rear drum brake) | DISASSEMBLY | |
| Pad (Glazed) (Front disc brake) | DISASSEMBLY | |
| Pad (Glazed) (Rear disc brake) | DISASSEMBLY | |
| Brake shoe (Glazed) (Rear drum brake) | DISASSEMBLY | |
| Tension or return spring (Faulty) (Rear drum brake) | REMOVAL | |
| Anti-squeal shim (Damaged) (Front disc brake) | REMOVAL | |
| Anti-squeal shim (Damaged) (Rear disc brake) | REMOVAL | |
| Shoe hold down spring (Damaged) (Rear drum brake) | REMOVAL |