Was the Hydraulic Brake System Diagnostic Check performed?

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Go to Step 2

Go to Hydraulic Brake Diagnostic System Check

Check the tires for incorrect pressure.

Is the tire pressure incorrect?

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Go to Step 3

Go to Step 4

Adjust the tires to the correct pressure. Refer to Tire Inflation Pressure Specifications in Maintenance and Lubrication.

Is the repair complete?

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Go to Step 22

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Inspect the front suspension for loose components.

Are there loose components?

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Go to Step 4

Go to Step 5

Tighten the loose components. Refer to Fastener Tightening Specifications in Front Suspension.

Is the repair complete?

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Go to Step 22

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Inspect the brake linings for the following:

Refer to Brake Pad Inspection in Disc Brakes or Brake Shoe Inspection in Drum Brakes.

Do any of the above conditions apply?

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Go to Step 6

Go to Step 7

Replace the brake linings. Refer to Brake Pads Replacement in Disc Brakes or Brake Shoe Replacement in Drum Brakes.

Is the repair complete?

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Go to Step 22

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Inspect the brake rotor for the following:

Do any of the above conditions apply?

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Go to Step 9

Go to Step 10

1. Resurface the brake rotor. Refer to Brake Rotor Refinishing in Disc Brakes.
2. Check the thickness of the rotor. Refer to Component Specifications in Disc Brakes.
3. If refinishing the brake rotor results in a thickness that is less than the thinnest (Refinishing) thickness, replace the rotor. Refer to Brake Rotor Replacement in Disc Brakes.

Is the repair complete?

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Go to Step 22

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Inspect the brake assembly for loose, broken or missing components.

Are there any loose, broken or missing brake assembly components?

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Go to Step 11

Go to Step 12

Tighten or replace loose or missing brake assembly components. Refer to Brake Caliper Replacement in Disc Brakes or Brake Drum Inspection in Drum Brakes.

Is the repair complete?

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Go to Step 22

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Inspect the following brake caliper assembly components for corrosion:

Refer to Brake Caliper Inspection in Disc Brakes.

Are any of the above components corroded or sticking?

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Go to Step 12

Go to Step 13

Replace the corroded components. Refer to Brake Caliper Overhaul or Brake Rotor Replacement in Disc Brakes.

Is the repair complete?

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Go to Step 22

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Inspect the park brake for improper adjustment. .

Is the park brake adjusted improperly?

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Go to Step 15

Go to Step 16

Adjust the park brake cable. Refer to Park Brake Cable Service/Adjustment in Park Brake.

Is the repair complete?

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Go to Step 22

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Inspect the front suspension for incorrect alignment. Refer to Wheel Alignment Measurement in Wheel Alignment.

Is the wheel alignment incorrect?

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Go to Step 17

Go to Step 18

Correct the front wheel alignment. Refer to:

Is the repair complete?

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Go to Step 22

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Inspect for contaminated or improper brake fluid. Refer to Brake Fluid and Brake Fluid Handling .

Is the brake fluid contaminated or improper?

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Go to Step 19

Go to Step 20

Flush the brake system. Refer to Hydraulic Brake System Flushing .

Is the repair complete?

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Go to Step 22

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Inspect for a restricted brake fluid passage. Check for the following:

Refer to Hydraulic Brake System Bleeding .

Is there a restricted brake fluid passage?

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Go to Step 21

System OK

1. Determine the area of the restriction. This will involve the disassembly of individual brake lines and checking for low fluid output.
2. Flush the individual brake line or the brake hose.
3. If the restriction cannot be removed, replace the brake hose or the brake pipe as necessary. Refer to:

•	Front Brake Pipe Replacement

•	Rear Brake Pipe Replacement

•	Front Brake Hose Replacement

•	Rear Brake Hose Replacement

4. Flush the hydraulic brake system. Refer to Hydraulic Brake System Flushing .

Is the repair complete?

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Go to Step 22

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Verify proper brake system operation.

Does the original condition still exist?

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Go to Step 1

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