PINPOINT TEST AF : No HS-CAN Communication, All Modules Are Not Responding: 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.
NOTE:
Various modules set network DTCs during this test procedure. Clear DTCs from all modules after completing the diagnostic procedure.
NOTE:
Failure to disconnect the battery when instructed will result in false resistance readings. Refer to
Battery, Mounting and Cables
.
Refer to Module Communications Network for schematic and connector information.
Normal Operation and Fault Conditions
Refer to Communications Network .