vauxhall Workshop Repair Guides

Vauxhall Workshop Service and Repair Manuals

Braking Action Uneven - Front to Rear > < Brake Pedal Excessive Effort

Brake System Slow Release



Step


Action


Yes


No


DEFINITION: Brake system releases and returns to rest slowly; vehicle motion is hindered by brake system briefly after release of brake pedal.


1


Were you sent here from the Hydraulic Brake Symptom table?


Go to Step 2


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2


1. Inspect the hydraulic brake system for the following conditions:
•  Improper operation of wheel cylinder pistons, if equipped
•  Improper operation of caliper pistons
•  Internally damaged flexible brake hoses; hindering brake release
•  Contaminated brake fluid
•  Damaged or improperly operating master cylinder
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 3


3


1. Inspect the brake assist system for the following conditions:
•  Binding, bent or damaged pedal pushrod, pedal, or pedal bracket
•  Damaged or improperly operating vacuum booster, if equipped
•  Restricted return hose from hydraulic booster, if equipped
•  Damaged or improperly operating hydraulic booster, if equipped
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


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4


1. Inspect the disc brake system for the following conditions:
•  Damaged or excessively worn caliper hardware and/or lining hardware
•  Distorted or damaged linings
•  Lack of lubrication or excessive corrosion on metal to metal contact surfaces
•  Bent or damaged caliper or mounting component
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


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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

 

Braking Action Uneven - Front to Rear > < Brake Pedal Excessive Effort