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Home >> Mazda >> 2021 >> CX-30 Turbo Premium >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (On-Board Diagnostic - Engine Control System (VIN L & VIN M) (4 Of 4)) >> DTC U0074:00 [Pcm (SKYACTIV-G)] >> Outline

DTC U0074:00 [Pcm (SKYACTIV-G)]: Outline

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DTC U0074:00 (PCM, SKYACTIV-G) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location CAN system communication error (Local CAN between PCM and TCM)
Detection condition
  • Malfunction in CAN bus communication line.
Fail-safe
  • Not applicable
Possible cause
  • CAN communication line malfunction between PCM and TCM (Local CAN between PCM and TCM)
  • TCM detects DTCs.
  • PCM malfunction
  • TCM malfunction
G13729644Courtesy of MAZDA MOTORS CORP.