Pinpoint Test X : The Audio DSP Module Does Not Respond To The Scan Tool: Notes
WARNING: This page is about a different car, the 2016 Lincoln MKS. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostic Overview
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Service Information for information about these practices.
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 Digital Signal Processing (DSP) module communicates with the scan tool through the High Speed Controller Area Network (HS-CAN). The IPC is used as a gateway module.
Visual Inspection and Diagnostic Pre-checks
Verify BCM fuse 5 (20A) and fuse 19 (20A) are OK.