LEMON Manuals: Even more car manuals for everyone
Home >> Mazda >> 2015 >> 3 SV, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 38 (On-Board Diagnostic - Vehicle Control Module) >> DTC U0422 00: Error Signal Received From Front Body Control Module (FBCM) >> Notes

DTC U0422 00: Error Signal Received From Front Body Control Module (FBCM): 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 U0422:00 (VEHICLE CONTROL MODULE) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location  Error signal received from front body control module (FBCM) 
Detection condition 
  • Communication error between front body control module (FBCM) and vehicle control module (V/C-module)
Fail-safe 
  • Inhibits the Mazda radar cruise control (MRCC) system control
  • Inhibits the forward obstruction warning (FOW) system control
Possible cause 
  • Front body control module (FBCM) malfunction
  • Vehicle control module (V/C-module) malfunction
System wiring diagram 
  • Not applicable