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Home >> Mazda >> 2017 >> CX-9 Signature >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic - Engine Control System (4 Of 5) >> DTC U3000-41; Pcm Processor Error >> Notes
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DTC U3000-41; Pcm Processor Error: Notes

DETECTION CONDITION AND POSSIBLE CAUSE

DTC U3000:41 PCM processor error
DETECTION CONDITION
  • Communication error in the PCM.

    Diagnostic support note

  • This is a continuous monitor (other).
  • The check engine light does not illuminate.
  • FREEZE FRAME DATA is not available.
  • Snapshot data is available.
  • DTC is not stored in the PCM memory.
FAIL-SAFE FUNCTION
  • Not applicable
POSSIBLE CAUSE
  • PCM internal malfunction
SYSTEM WIRING DIAGRAM
  • Not applicable

Function Explanation (DTC Detection Outline)