B1A3F-ITM ARMING SEQUENCE PERFORMANCE

When Monitored: During the VTSS pre-arm process.
Set Condition: ITM losses battery voltage.

For a complete wiring diagram Refer to Section 8W.

Possible Causes

CAN B BUS COMMUNICATION PROBLEMS

INTERMITTENT LOSS OF FUSED B(+) TO THE ITM DURING THE VTSS PRE-ARM PROCESS

1.DETERMINING IF DTC IS CURRENT

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

Does the DTC reset?

Yes

Check for and correct any CAN B Bus DTC's set in the ITM or other modules. Also check for intermittent loss Fused B(+) to the ITM.
Perform BODY VERIFICATION TEST – VER 1 (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)

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