Diagnostic Test

CHECK FOR AN ACTIVE DIAGNOSTIC TROUBLE CODE (DTC)
1. Turn the ignition off and remove the key from the ignition.
2. Lock and close all doors to allow the VTSS to go from pre-arm to armed status and wait one minute.
3. Disarm the VTSS.
4. With the scan tool, read ITM DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Refer to MODULE, Intrusion , Removal and replace the Intrusion Transceiver Module in accordance with the Service Information.
  - Refer to Standard Procedure and perform the BODY VERIFICATION TEST.
  No
  - Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.
  - Refer to Standard Procedure and perform the BODY VERIFICATION TEST.