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Home >> Mazda >> 2021 >> 3 Select, 4D Hatchback, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> On-Board Diagnostic - Engine Control System (VINS 7, L, M) (2 Of 4) >> DTC P064D-00: Internal Control Module A/F Sensor Processor Performance Problem >> Details On DTCs
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Details On DTCs

DTC P064D:00 (PCM, VINs 7, L, M, US) DETECTION CONDITION AND POSSIBLE CAUSE

Description Internal control module A/F sensor processor performance problem
Detection condition Determination conditions
  • Malfunction in A/F sensor signal circuit in PCM occurs.
Preconditions
  • Battery voltage: 11-18 V(1)
Malfunction determination period
  • 0.1 s period
Drive cycle
  • 1
Self test type
  • CMDTC self test, KOER self test
Sensor used
  • PCM
Fail-safe function
  • Not applicable
Vehicle status when DTCs are output
  • Not applicable
Possible cause
  • PCM malfunction
(1) Standard can be verified by displaying PIDs using M-MDS