Pinpoint Test D : The Message Center Does Not Agree With Actual Trailer Connection: Notes
WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Unless instructed otherwise, carry out all pinpoint tests without
a trailer connected to the vehicle.
The MESSAGE CENTER does not agree with actual Trailer connection
Refer to Wiring Diagrams Cell Trailer/Camper Adapter for schematic and connector information.
Normal Operations and Fault Conditions
The IPC receives a trailer connection status message from the TBM and TRM over the CAN. If there is a concern in either module an incorrect message could occur.
Possible Sources
- Wiring, terminals or connectors
- TBM
- TRM