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Pinpoint Test Ad : The HCM (Headlamp Control Module) Does Not Respond To The Diagnostic Scan Tool: Notes

WARNING: This page is about a different car, the 2017 Ford Police Interceptor Utility and 2017 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

Refer to Module Communications Network for schematic and connector information.

Refer to HEADLAMPS/AUTOLAMPS for schematic and connector information.

Normal Operation and Fault Conditions 

The HCM communicates with the diagnostic scan tool through the HS-CAN1.

Possible Sources 

Visual Inspection and Diagnostic Pre-checks 

Verify BJB fuse 30 (10A) is OK.

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