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Home >> Mazda >> 2016 >> 6 Touring, Standard Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Gauges & Instrument Panels >> On-Board Diagnostic - Instrument Cluster >> DTC U0401-68: Error Signal Received From Pcm >> Notes

DTC U0401-68: Error Signal Received From Pcm: Notes

Description Error signal received from PCM
Detection condition 
  • Instrument cluster receives the error signals from the PCM with the ignition switched ON (engine off or on).
Fail-safe function  Not applicable
Possible cause 
  • DTCs are stored in the PCM.
  • PCM malfunction
  • Instrument cluster malfunction
System wiring diagram  Not applicable