B1A3E

B1A3E-SIREN / ITM MISMATCH

For a complete wiring diagram, refer to the Wiring Information Electrical Diagrams.

- When Monitored:
While the Vehicle Theft and Security System (VTSS) is armed.

- Set Condition:
Intrusion Transceiver Module (ITM) losses battery voltage.





DETERMINING IF DIAGNOSTIC TROUBLE CODE (DTC) IS CURRENT

NOTE: Diagnose any related Communication DTCs before continuing.

1. With a scan tool, read and record DTCs.
2. With the scan tool, clear DTCs.
3. Turn the ignition off and remove the key from the ignition.
4. Lock and close all doors to allow the VTSS to go from pre-arm to armed status and wait one minute.
5. Disarm the VTSS.
6. Using the scan tool, read DTCs.

Does the DTC reset?

Yes

- Check for and correct any CAN B Bus DTCs set in the ITM or other modules. Also check for intermittent loss Fused B(+) to the ITM.
- Perform the BODY VERIFICATION TEST. Body Verification Test

No

- DTC is not active at this time. Test complete.
- Perform the BODY VERIFICATION TEST. Body Verification Test