Workshop Manuals Factory service & repair Vauxhall
Vauxhall Astra J07 · Brakes
07 · Brakes

Brake Pedal Excessive Effort

Make
Vauxhall
Model
Astra J
Section
Hydraulic Brakes › Other Information › Brake Pedal Excessive Effort
BrakesBrake Pedal Excessive Effort

Brake Pedal Excessive Effort



Step
Action
Yes
No

DEFINITION: Brake pedal requires an increased amount of input from the driver to obtain good braking action and/or stopping distance is increased.

1
Were you sent here from the Hydraulic Brake Symptom table?
Go to Step 2
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2
1. Inspect the brake assist system for the following conditions:
•  Vacuum leaks, if equipped with vacuum power assist
•  Power steering fluid leaks, if equipped with hydraulic power assist
•  Lack of lubrication, binding or excessively worn pushrod or pedal pivots or pivot bushings
•  Bent or damaged pedal pushrod, pedal, or pedal bracket
•  Damaged or improperly operating brake booster assembly
2. Adjust, repair or replace components as necessary. Refer to . Brake Assist System Diagnosis

Did you find and correct a condition?
Go to Step 5
Go to Step 3

3
1. Inspect the hydraulic brake system for the following conditions:
•  Binding caliper pistons
•  Binding wheel cylinder pistons, if equipped
•  Internally damaged flexible brake hoses; hindering fluid flow
•  External brake fluid leaks
•  Kinked or damaged flexible brake hoses and/or pipes
•  Internal brake fluid leaks; improperly operating master cylinder
•  Poor brake fluid quality; low boiling point
2. Adjust, repair or replace components as necessary. Refer to . Hydraulic Brake System Diagnosis

Did you find and correct a condition?
Go to Step 5
Go to Step 4

4
1. Inspect the disc brake system for the following conditions:
•  Excessively worn linings
•  Glazed linings
•  Cracked, distorted or damaged linings
•  Contaminated linings
•  Binding, damaged or excessively worn caliper hardware and/or lining hardware
•  Lack of lubrication or excessive corrosion on metal to metal contact surfaces
•  Excessively worn or corroded rotor friction surfaces
•  Glazed rotor friction surfaces
•  Hard spots, heat checks, blueing discoloration of rotor friction surfaces
2. Adjust, repair or replace components as necessary. Refer to . Disc Brake System Diagnosis

Did you find and correct a condition?
Go to Step 5
-

5
1. Install or connect components that were removed or disconnected during diagnosis.
2. Road test the vehicle in order to confirm proper operation. Refer to . Brake System Vehicle Road Test

Is the condition still present?
Go to Step 2
System OK
 

Parts & tools for this job For Vauxhall Astra

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