PINPOINT TEST AA : The ATCM Does Not Respond To The Scan Tool: Notes

Refer to Module Communications Network for schematic and connector information.

Refer to All Wheel Drive (AWD) for schematic and connector information.

Normal Operation and Fault Conditions 

The ATCM communicates with the scan tool through the HS-CAN.

Visual Inspection and Diagnostic Pre-checks 

Verify BCM fuse 35 (5A) is OK.