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Home >> Mazda >> 2017 >> MX-5 Miata Club, Automatic Trans >> Repair and Diagnosis >> Body & Frame >> Door Locks >> On-Board Diagnostic - Retractable Fastback Control Module >> DTC U0401-64; Error Signal Received From Pcm >> Notes
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DTC U0401-64; Error Signal Received From Pcm: Notes

Description Error signal received from PCM
Detection condition
  • The retractable fastback control module receives an error signal from the PCM with the ignition switched ON (engine off or on).
Fail-safe
  • Stops retractable fastback operation
Possible cause
  • PCM stores DTCs
  • PCM malfunction
  • Front roof link motor (RH) malfunction
System wiring diagram Not applicable
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