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PINPOINT TEST AA : The Trailer Brake Control (TBC) Module Does Not Respond To The Diagnostic Scan Tool: Notes

WARNING: This page is about a different car, the 2017 Lincoln Navigator and 2017 Ford Expedition. 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 Trailer/Camper Adapter for schematic and connector information.

Normal Operation and Fault Conditions 

The TBC module communicates with the diagnostic scan tool through the HS-CAN.

Visual Inspection and Diagnostic Pre-checks 

Verify BJB fuse 18 (30A) is OK.

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