B1A3F-ITM ARMING SEQUENCE PERFORMANCE

For a complete wiring diagram Refer to Section 8W.

When Monitored:
During the VTSS pre-arm process.
Set Condition:
ITM arming process did not complete in a predetermined amount time.

Possible Causes

INTERMITTENT CAN INTERIOR BUS COMMUNICATION

SOFTWARE UPDATE FOR ITM OR TIPM

Diagnostic Test

1. DETERMINING IF DTC IS CURRENT

NOTE: Diagnose any related Communication DTC(s) before continuing.

With a scan tool, read and record DTC(s).
With the scan tool, clear DTC(s).
Turn the ignition off and remove the key from the ignition.
Lock and close all doors to allow the VTSS to go from pre-arm to armed status and wait one minute.
Disarm the VTSS.
Using the scan tool, read ITM DTC(s).

Does the DTC reset?

Yes

Check for and correct any CAN INTERIOR Bus DTC's set in the ITM or the TIPM. Also check for related software updates for the ITM and/or TIPM.

Perform BODY VERIFICATION TEST – VER 1 (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)

No

DTC is not active at this time. Test complete.
Perform BODY VERIFICATION TEST – VER 1 (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)