For 1990-2009 cars only
Important: Review the system operation in order to familiarize yourself with the system functions. Refer to Content Theft Deterrent (CTD) Operation for the CTD system or Vehicle Theft Deterrent (VTD)Circuit Description for the VTD system.
Visual/Physical Inspection
| • | Inspect for aftermarket devices which could affect the operation of the theft deterrent systems. 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. |
Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections in Wiring Systems.
Symptom List
