Review the electric power steering system operation in order to familiarize yourself with the correct system functions and operations. Refer to Power Steering System Description and Operation .
• | Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections . |
• | Inspect for aftermarket components, such as tires or wheels, which could affect the operation and/or performance of the power steering system. |
• | Inspect the steering column for accident damage. Refer to Steering Column Accident Damage Inspection . |
After incorrect system operation has been verified, and that aftermarket devices or intermittent conditions are not the cause, begin the system diagnosis with the Diagnostic System Check - Vehicle. The Diagnostic System Check - Vehicle will provide the following information:
The use of the Diagnostic System Check - Vehicle will identify the correct procedure for diagnosing the malfunction and where the procedure is located. Refer to Diagnostic System Check - Vehicle .