Step
| Action
| Normal Result(s)
| Abnormal Result(s)*
|
1
| Check the master cylinder fluid level.
| Master cylinder fluid level between
ADD and FULL.
|
Master Cylinder Reservoir Filling
|
2
| Check the power steering fluid level.
| Power steering fluid level between
ADD and FULL.
|
Checking and Adding Power Steering Fluid
|
3
| Perform Hydraulic Booster Fuctional Test. Refer to
Hydraulic Booster Functional Test
.
| Brake pedal
falls away and then pushes back.
|
Accumulator Leak-Down System Not Holding Charge
|
4
|
- Turn ignition OFF.
- Park brake not applied.
- Start the engine.
| Brake
warning indicator illuminates briefly (approximately 5 seconds).
|
|
5
| With the vehicle in PARK, perform Brake Pedal Travel Test. Refer to
Brake Pedal Travel
.
|
| • | Brake pedal moves steadily towards floor, approximately 2-3 in. |
| • | Brake pedal stops and is firm against the pressure (Hydraulic
brake booster may hiss or clunk/click/clatter with high brake pedal effort). |
|
|
6
| Depress the brake pedal.
| Brake pedal returns to normal height.
|
Brake Pedal Slow Return
|
7
|
- Press the brake pedal.
- Shift vehicle into DRIVE.
- Perform Brake System Test. Refer to
Brake System Testing
.
|
| • | Braking action starts after applying the brakes. |
| • | Brakes do not grab - brake pedal does not vibrate. |
| • | Vehicle stops without excessive pedal effort. |
| • | Vehicle stops without pulling to one side. |
| • | Front and rear brakes apply evenly. |
| • | Vehicle stops without noise coming from the brakes. |
| • | Vehicle stops without noise coming from the hydraulic booster. |
| • | Brakes do not drag after releasing the brake pedal. |
| • | Brakes do not make noise while driving. |
|
|
8
| While driving the vehicle, turn the steering wheel without pressing
the brake pedal.
| Brakes do not apply while turning the steering wheel.
|
Brakes Self Apply When Turning Steering Wheel
|
* Refer to the appropriate symptom diagnostic table for
the applicable abnormal result.
|
