Toyota Corolla 2004 Repair Manual - BRAKE SYSTEM

32–2

–BRAKE BRAKE SYSTEM

320I8–02

PROBLEM SYMPTOMS TABLE

Use the table below to help you find the cause of the problem. The numbers indicate the probability of the
cause of the problem. Check each part in order. If necessary, replace these parts.

Symptom Suspect Area See page

Low pedal or spongy pedal

Brake drag

Brake pull

3. Fluid leaks for brake system

4. Air in brake system

5. Piston seals (Worn or damaged)

6. Rear brake shoe clearance (Out of adjustment)

7. Master cylinder (faulty)

8. Booster push rod (Out of adjustment)

1. Brake pedal free play (Minimal)

2. Parking brake lever travel (Out of adjustment)

3. Parking brake wire (Sticking)

4. Rear brake shoe clearance (Out of adjustment)

5. Pad or lining (Cracked or distorted)

6. Piston (Stuck)

7. Piston (Frozen)

8. Tension or return spring (Faulty)

9. Booster push rod (Out of adjustment)

10.Vacuum leaks for booster system

11.Master cylinder (Faulty)

1. Piston (Stuck)

2. Pad or lining (Oily)

3. Piston (Frozen)

4. Disc (Scored)

5. Pad or lining (Cracked or distorted)

–

32–4
32–25
32–31
32–31
32–13
32–13

32–6

33–2

33–7
33–10
32–31
32–25
32–31
32–25
32–31
32–25
32–31
32–31
32–13
32–18
32–13

32–25
32–31
32–25
32–31
32–25
32–31
32–25
32–25
32–31

2004 COROLLA (RM1037U)

1293Author: Date:

–BRAKE BRAKE SYSTEM

32–3

Hard pedal but brake inefficient

Noise from brakes

1. Fluid leaks for brake system

2. Air in brake system

3. Pad or lining (Worn)

4. Pad or lining (Cracked or distorted)

5. Rear brake shoe clearance (Out of adjustment)

6. Pad or lining (Oily)

7. Pad or lining (Glazed)

8. Disc (Scored)

9. Booster push rod (Out of adjustment)

10.Vacuum leaks for booster system

1. Pad or lining (Cracked or distorted)

2. Installation bolt (Loose)

3. Disc (Scored)

4. Pad support plate (Loose)

5. Sliding pin (Worn)

6. Pad or lining (dirty)

7. Pad or lining (Glazed)

8. Anchor, return or tension spring (Faulty)

9. Anti–squeal shim (Damaged)

10.Shoe hold–down spring (Damaged)

–

32–4
32–25
32–31
32–25
32–31
32–31
32–25
32–31
32–25
32–31
32–25
32–13
32–18

32–25
32–31
32–25
32–25
32–25
32–25
32–25
32–31
32–25
32–31
32–31
32–25
32–31

2004 COROLLA (RM1037U)

1294Author: Date: