DTC U0323 00: FOW/MRCC-Related Warning/Indication Signal Error: Notes

WARNING: This page is about a different car, the 2014 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

DTC U0323:00 (VEHICLE CONTROL MODULE) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	FOW/MRCC-related warning/indication signal error
Detection condition	There is an error in the warning/indicator signal related the FOW/MRCC sent from the instrument cluster.
Fail-safe	Inhibits the Mazda radar cruise control (MRCC) system control Inhibits the forward obstruction warning (FOW) system control
Possible cause	Instrument cluster malfunction Vehicle control module (V/C-module) malfunction
System wiring diagram	Not applicable