Pinpoint Test M: DTC U0104: Notes

WARNING: This page is about a different car, the 2013 Lincoln MKX and 2013 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.

DTC U0104 (Lost Communication With Cruise Control Module) - sets in the PCM if data messages received from the Cruise-Control Module (C-CM) over the High Speed Controller Area Network (HS-CAN) are missing for greater than 5 seconds.

This pinpoint test is intended to diagnose the following:

PCM
C-CM