Important: The following steps must be completed before using the symptom tables.
• | There are no DTCs set. |
• | The control module can communicate via the serial data link. |
• | The EPS assembly has not been damaged from a collision, or air bag deployment. |
• | Inspect for aftermarket devices which could affect the operation of the Electric Power Steering (EPS) System. Refer to Checking Aftermarket Accessories in Wiring Systems. |
• | Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom. |
• | Inspect the vehicles battery and charging system for the proper voltage levels. |
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections in Wiring Systems.
Refer to Symptoms - Power Steering System in order to diagnose the symptom: