
BR-2
BRAKE - TROUBLESHOOTING
TROUBLESHOOTING
BR0GA-03
PROBLEM SYMPTOMS TABLE
Use the table below to help you find the cause of the problem. The numbers indicate the priority of the likely
cause of the problem. Check each part in order. If necessary, replace these parts.
Symptom Suspect Area See page
1. Brake system (Fluid leaks) -
2. Brake system (Air in) BR-5
3. Piston seals (Worn or damaged) BR-28
BR-36
Lower pedal or spongy pedal
BR-48
BR-54
4. Master cylinder (Faulty) BR-10
5. Booster push rod (Out of adjustment) BR-21
1. Brake pedal freeplay (Minimal) BR-7
2. Parking brake lever travel (Out of adjustment) BR-9
3. Parking brake wire (Sticking)
4. Parking brake shoe clearance (Out of adjustment) BR-64
5. Pad (Cracked or distorted) BR-22
BR-25
BR-42
BR-45
6. Piston (Stuck) BR-28
BR-36
Brake drag
BR-48
BR-54
7. Piston (Frozen) BR-28
BR-36
BR-48
BR-54
8. Tension or return spring (Faulty) BR-60
9. Booster push rod (Out of adjustment) BR-21
10. Vacuum leaks for booster system BR-19
11. Master cylinder (Faulty) BR-10
1997 SUPRA (RM502U)
Author : Date : 1802
BR-3
BRAKE - TROUBLESHOOTING
1. Piston (Stuck) BR-28
BR-36
BR-48
BR-54
2. Pad (Oily) BR-22
BR-25
BR-42
BR-45
3. Piston (Frozen) BR-28
BR-36
Brake pull
BR-48
BR-54
4. Disc (Scored) BR-28
BR-36
BR-48
BR-54
5. Pad (Cracked or distorted) BR-22
BR-25
BR-42
BR-45
1. Brake system (Fluid leaks) -
2. Brake system (Air in) BR-5
3. Piston (Stuck) BR-28
BR-36
BR-48
BR-54
4. Pad (Cracked or distorted) BR-22
BR-25
BR-42
BR-45
5. Pad (Oily) BR-22
BR-25
Hard pedal but brake inefficient
BR-42
BR-45
6. Pad (Glazed) BR-22
BR-25
BR-42
BR-45
7. Disc (Scored) BR-28
BR-36
BR-48
BR-54
8. Booster push rod (Out of adjustment) BR-21
9. Vacuum leaks for booster system BR-19
1997 SUPRA (RM502U)
Author : Date : 1803
BR-4
BRAKE - TROUBLESHOOTING
Symptom Suspect Area See page
1. Pad (Cracked or distorted) BR-22
BR-25
BR-42
BR-45
2. Installation bolt (Loose) BR-28
BR-36
BR-48
BR-54
3. Disc (Scored) BR-28
BR-36
BR-48
BR-54
4. Pad support plate (Loose) BR-22
BR-42
5. Sliding pin (Worn) BR-28
Noise from brake
BR-48
6. Pad (Dirty) BR-22
BR-25
BR-42
BR-45
7. Pad (Glazed) BR-22
BR-25
BR-42
BR-45
8. Tension or return spring (Faulty) BR-60
9. Anti-squeal shim (Damaged) BR-22
BR-25
BR-42
BR-45
10. Hold-down spring (Damaged) BR-60
1997 SUPRA (RM502U)
Author : Date : 1804
BR-5
BRAKE - BRAKE FLUID
BRAKE FLUID BR0GB-01
BLEEDING
HINT:
If any work is done on the brake system or if air in the brake lines
is suspected, bleed the system of air.
NOTICE:
Do not let brake fluid remain on painted surfaces. Wash it
off immediately.
1. REMOVE RESERVOIR CAP
2. FILL RESERVOIR WITH BRAKE FLUID
Fluid: SAE J1703 or FMVSS No.116DOT3
W02787
3. BLEED MASTER CYLINDER
HINT:
If the master cylinder has been disassembled or if the reservoir
becomes empty, bleed the master cylinder.
(a) Disconnect the brake lines from the master cylinder.
(b) Slowly depress the brake pedal and hold it.
W02788
(c) Block off the outer holes with your fingers, and release the
brake pedal.
(d) Repeat (b) 3 or 4 times.
W02789
4. BLEED BRAKE LINE
(a) Connect the vinyl tube to the brake caliper.
(b) Depress the brake pedal several times, then loosen the
bleeder plug with the pedal held down.
(c) At the point when fluid stops coming out, tighten the
bleeder plug, then release the brake pedal.
(d) Repeat (b) and (c) until all the air in the fluid has been bled
out.
N00759 Torque: (Bleeder plug)
11 N