PINPOINT TEST L : The Audio DSP Module Does Not Respond To The Scan Tool: Notes

Refer to Module Communications Network for schematic and connector information.

Refer to Audio System/Navigation for schematic and connector information.

Normal Operation and Fault Conditions 

The audio DSP module communicates with the scan tool through the HS-CAN. The IPC is used as the gateway module.

Visual Inspection and Diagnostic Pre-checks 

Verify BCM fuse 5 (20A) is OK.