Brake Pedal Excessive Effort
WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
| 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 |
Go to Diagnostic Starting Point - Hydraulic Brakes |
| 2 |
- 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
- 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 |
- Inspect the hydraulic brake system for the following conditions:
- Binding caliper pistons
- 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
- 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 |
- 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
- Adjust, repair or replace components as necessary. Refer to Disc Brake System Diagnosis .
Did you find and correct a condition? |
Go to Step 5 |
Go to Diagnostic Starting Point - Hydraulic Brakes |
| 5 |
- Install or connect components that were removed or disconnected during diagnosis.
- 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 |