Part of the generic U0073 overview — this page covers the Ford meaning specifically.
OBD-II Diagnostic Trouble Code
U0073
Control Module Communication Bus A Off
U
Network
modules / CAN bus
modules / CAN bus
0
Generic
SAE standard
SAE standard
0
Network subsystem
73
Control Module Communication Bus A Off
Severity · general guide
Moderate
Module communication fault
Code type
Ford
System
Network
Model
F-150
Years
2011