Diagnostic Starting Point - Front Drive Axle

Diagnostic Starting Point - Front Drive Axle

Begin the system diagnosis by reviewing the system Description and Operation. Reviewing the Description and Operation information will help you determine the correct symptom diagnostic procedure when a malfunction exist. Reviewing the Description and Operation information will also help you determine if the condition described by the customer is normal operation. Refer to Symptoms - Front Drive Axle in order to identify the correct procedure for diagnosing the system and where the procedure is located. - Symptoms - Front Drive Axle

Symptoms - Front Drive Axle
Before beginning diagnosis, review the system description and operation in order to familiarize yourself with the system functions. Refer to Front Drive Axle Description and Operation.

Classifying the Symptom
Front Drive Axle symptoms can usually be classified into the following categories:
^ Leaks
^ Noises
^ Vibrations

Leak and noise related symptoms are diagnosed within the Front Drive Axle section. For vibration related symptoms, refer to Diagnostic Starting Point - Vibration Diagnosis and Correction under Steering and Suspension Testing and Inspection.

Visual/Physical Inspection
^ Inspect the system for loose or missing fasteners.
^ Inspect the system for loose or leaking components.
^ Inspect the system for obvious damage or conditions which may cause the symptom.