Diagnostic Starting Point - Hydraulic System

Diagnostic Starting Point- Hydraulic Brake System

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

1. Perform the Brake System Vehicle Road Test before using the hydraulic brake symptom tables in order to duplicate the customer's concern.
2. Review the system operation in order to familiarize yourself with the system functions.

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.

Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent and Poor Connections.

Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
^ Brake Warning Indicator Always On Brake Warning Indicator Always on
^ Brake Warning Indicator Inoperative Brake Warning Indicator Inoperative
^ 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