Problem Symptoms Table
HINT:
Refer to the table below to help find the cause of the problem. The numbers indicate the priority of the possible cause of problem. Check each part in order. If necessary, replace these parts.
PROBLEM SYMPTOMS TABLE - BRAKE SYSTEM
| Symptom |
Suspect Area |
| Low pedal or spongy pedal |
- Fluid leaks for brake system
- Air in brake system
- Piston seals (Worn or damaged)
- Rear brake shoe clearance (Out of adjustment)
- Master cylinder (faulty)
- Booster push rod (Out of adjustment)
|
| Brake drag |
- Brake pedal freeplay (Minimal)
- Parking brake lever travel (Out of adjustment)
- Parking brake wire (Sticking)
- Rear brake shoe clearance (Out of adjustment)
- Pad or lining (Cracked or distorted)
- Piston (Stuck)
- Piston (Frozen)
- Tension or return spring (Faulty)
- Booster push rod (Out adjustment)
- Vacuum leaks for booster system
- Master cylinder (Faulty)
|
| Brake pull |
- Piston (Stuck)
- Pad or lining (Oily)
- Piston (Frozen)
- Disc or drum (Scored)
- Pad or lining (Cracked or distorted)
|
| Hard pedal but brake Inefficient |
- Fluid leaks for brake system
- Air in brake system
- Pad or lining (Worn)
- Pad or lining (Cracked or distorted)
- Rear brake shoe clearance (Out of adjustment)
- Pad or lining (Oily)
- Pad or lining (Glazed)
- Disc or drum (Scored)
- Booster push rod (Out of adjustment)
- Vacuum leaks for booster system
|
| Noise from brakes |
- Pad or lining (Cracked or distorted)
- Installation bolt (Loose)
- Disc or drum (Scored)
- Pad support plate (Loose)
- Sliding pin (Worn)
- Pad or lining (dirty)
- Pad or lining (Glazed)
- Anchor, return or tension spring (Faulty)
- Anti-squeal shim (Damaged)
- Shoe hold-down spring (Damaged)
|