Anti-Theft - Perimeter

1. Verify the customer concern by operating the system.
2. Visually inspect for obvious signs of mechanical and electrical damage.







VISUAL INSPECTION CHART

3. If an obvious cause for an obvious or reported concern is found, correct the cause (if possible) before proceeding to the next step.
4. If the scan tool does not power up, refer to the scan tool tester manual.
5. Carry out the DATA LINK DIAGNOSTIC TEST. If the scan tool responds with:

^ CKT914, CKT915 or CK170-ALL ECUS NO RESP/NOT EQUIP, refer to Module Communications Network (Information Bus).

^ NO RESP/NOT EQUIP for Hybrid Electronic Cluster (HEC), go to Pinpoint Test A. Test A: No Communication With the Hybrid Electronic Instrument Cluster

^ System passed, retrieve and record the continuous Diagnostic Trouble Codes (DTCs), erase the continuous DTCs and carry out self-test diagnostics for the Central Security Module.

6. If the DTCs retrieved are related to the concern, go to HEC Diagnostic Trouble Code (DTC) Index. Trouble Code Diagnostic Charts - Instrument Cluster
7. If no DTCs related to the concern are retrieved, proceed to Symptom Chart to continue diagnostics.