- Symptoms - Hydraulic Brakes

Symptoms - Hydraulic Brakes

Important: The following steps must be completed before using the symptom tables.

1. Perform the Brake System Vehicle Road Test before using the brake symptom tables in order to duplicate the customer's concern.
2. Review the system description and operation in order to familiarize yourself with the system functions. Refer to the following:
^ Brake Warning System Description and Operation (DRL Equipped) or Brake Warning System Description and Operation (Without DRLs)
^ Hydraulic Brake System Description and Operation
^ Brake Assist System Description and Operation (Vacuum Assist) or Brake Assist System Description and Operation (Hydraulic Assist)
^ Disc Brake System Description and Operation
^ Drum Brake System Description and Operation

Visual/Physical Inspection
^ Inspect for aftermarket devices which could affect the operation of the Hydraulic Brake System.
^ Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
^ Inspect the brake fluid reservoir for the proper brake fluid level.
^ Inspect the power steering fluid reservoir for the proper power steering fluid level (vehicles with hydraulic power assist braking systems only).

Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions.

Symptom List

Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:

^ Brake Warning Indicator Always On (Without DRLs) or Brake Warning Indicator Always On (DRL equipped)
- Symptoms - Hydraulic Brakes
With DRLS

^ Brake Warning Indicator Inoperative (DRL Equipped) or Brake Warning Indicator Inoperative (Without DRLs)
DRL Equipped
- Symptoms - Hydraulic Brakes

^ Brake Warning Alarm Always On
Symptom Related Diagnostic Procedures

^ Brake Warning Alarm Inoperative
Brake Warning Alarm Inoperative

^ Brake Pulsation
Brake Pulsation

^ Brake System Noise
Brake System Noise

^ Braking Action Uneven - Pulls to One Side
Braking Action Uneven - Pulls to One Side

^ Braking Action Uneven - Front to Rear
Braking Action Uneven - Front to Rear

^ Brake Pedal Excessive Travel
Brake Pedal Excessive Travel

^ Brake Pedal Excessive Effort
Brake Pedal Excessive Effort

^ Brakes Drag
Brakes Drag

^ Brake System Slow Release
Brake System Slow Release

^ Brake Fluid Loss
Brake Fluid Loss Diagnosis

^ Brakes Self Apply When Turning Steering Wheel
Brakes Self Apply When Turning Steering Wheel