Step | Action | Value(s) | Yes | No | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | Was the Hydraulic Brake System Diagnostic Check performed? | -- | Go to Step 2 | |||||||||||
2 | Inspect the vehicle for overloading. Refer to Loading Your Vehicle in the Vehicle Owner's Manual. Is there excessive vehicle weight? | -- | Go to Step 3 | Go to Step 4 | ||||||||||
3 | Remove the extra weight from the vehicle. Has the excessive weight been removed? | -- | Go to Step 29 | -- | ||||||||||
4 | Inspect the disc brake pads and brake shoe linings for the following:
Refer to Brake Pad Inspection in Disc Brakes and Brake Shoe Inspection in Drum Brakes. Do any of the above conditions apply? | -- | Go to Step 5 | Go to Step 6 | ||||||||||
5 | Replace the brake linings. Refer to Brake Pads Replacement in Disc Brakes and Brake Lining Replacement in Drum Brakes. Is the repair complete? | -- | Go to Step 29 | -- | ||||||||||
6 | Inspect the brake rotor surface for excessive thickness variation. Refer to Brake Rotor Thickness Variation Check in Disc Brakes. Is the rotor thickness variation beyond specification? | 0.010 mm (0.003 in). | Go to Step 7 | Go to Step 8 | ||||||||||
7 |
Is the repair complete? | Go to Component Specifications in Disc Brakes. | Go to Step 29 | -- | ||||||||||
8 | Inspect the brake rotors for excessive lateral runout. Refer to Brake Rotor Lateral Runout Check . Is the brake rotor runout excessive? | -- | Go to Step 9 | Go to Step 10 | ||||||||||
9 |
Is the repair complete? | Go to Component Specifications in Disc Brakes. | Go to Step 29 | -- | ||||||||||
10 | Inspect brake assembly for missing or loose attachments. Refer to Brake Pad Inspection in Disc Brakes or to Brake Shoe Inspection in Drum Brakes. Are there missing attachments? | -- | Go to Step 11 | Go to Step 12 | ||||||||||
11 | Tighten the attachments. Is the repair complete? | -- | Go to Step 29 | -- | ||||||||||
12 |
Are the brakes improperly adjusted? | -- | Go to Step 13 | Go to Step 14 | ||||||||||
13 | Adjust the drum brakes properly. Refer to Drum Brake Adjustment in Drum Brakes. Is the repair complete? | -- | Go to Step 29 | -- | ||||||||||
14 | Inspect the master cylinder for leakage. Refer to Master Cylinder Diagnosis . Is the master cylinder leaking? | -- | Go to Step 15 | Go to Step 16 | ||||||||||
15 | Overhaul the master cylinder. Refer to Master Cylinder Overhaul . Is the repair complete? | - | Go to Step 29 | -- | ||||||||||
16 | Inspect the hydraulic brake system for leaks. Refer to Brake Fluid Leak and Brake Hose and Pipe Diagnosis . Is there any sign of leakage? | -- | Go to Step 17 | Go to Step 19 | ||||||||||
17 |
Has the leak returned? | -- | Go to Step 18 | Go to Step 19 | ||||||||||
18 | Replace the brake hose or pipe as necessary. Refer to the appropriate procedure: Is the repair complete? | -- | Go to Step 29 | -- | ||||||||||
19 | Inspect the brake system for air. Refer to Hydraulic Brake System Bleeding . Is there air in the system? | -- | Go to Step 20 | Go to Step 21 | ||||||||||
20 | Bleed the hydraulic brake system. Refer to Hydraulic Brake System Bleeding . Is the repair complete? | -- | Go to Step 29 | -- | ||||||||||
21 | Inspect the brake fluid for contamination. Refer to Brake Fluid and Brake Fluid Handling . Is the brake fluid contaminated? | -- | Go to Step 22 | Go to Step 23 | ||||||||||
22 | Flush the hydraulic brake system. Refer to Hydraulic Brake System Flushing . Is the repair complete? | -- | Go to Step 29 | -- | ||||||||||
23 |
Does the wheel cylinder show signs of leakage? | -- | Go to Step 24 | Go to Step 25 | ||||||||||
24 | Overhaul or replace the wheel cylinder. Refer to Wheel Cylinder Replacement in Drum Brakes: Is the repair complete? | -- | Go to Step 29 | -- | ||||||||||
25 | Inspect the rear axle oil seal for leakage. Is the seal leaking? | -- | Go to Step 26 | Go to Step 27 | ||||||||||
26 | Replace the rear axle oil seal. Is the repair complete? | -- | Go to Step 29 | -- | ||||||||||
27 |
Does the brake caliper show signs of leakage? | -- | Go to Step 28 | |||||||||||
28 | Overhaul the brake caliper. Refer to Brake Caliper Overhaul . Is the repair complete? | -- | Go to Step 29 | -- | ||||||||||
29 | Verify proper brake system operation. Does the original condition still exist? | -- | Go to Step 1 |
