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Home >> Mazda >> 2024 >> 3 Carbon Turbo, 4D Hatchback >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> On-Board Diagnostics - CMU (2 Of 2) >> DTC U213E-00: Communication Error With ECM (E-SKYACTIV PHEV)/Pcm (Except E-SKYACTIV PHEV)

DTC U213E-00: Communication Error With ECM (E-SKYACTIV PHEV)/Pcm (Except E-SKYACTIV PHEV)

U213E-00: (CMU) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Communication error with ECM (e-SKYACTIV PHEV)/PCM (except e-SKYACTIV PHEV)
Detection condition
  • The connectivity master unit (CMU) detects a communication interruption or communication error with the ECM (e-SKYACTIV PHEV)/PCM (except e-SKYACTIV PHEV).
Fail-safe
  • Not applicable
Possible cause
  1. Malfunction in CAN communication line between ECM (e-SKYACTIV PHEV)/PCM (except e-SKYACTIV PHEV) and connectivity master unit (CMU)
    NOTE:
  2. ECM (e-SKYACTIV PHEV)/PCM (except e-SKYACTIV PHEV) malfunction (Refer to PCM REMOVAL/INSTALLATION [SKYACTIV-G (WITH CYLINDER DEACTIVATION)] , or PCM REMOVAL/INSTALLATION [SKYACTIV-G 2.5T] in service information.)
  3. Connectivity master unit (CMU) malfunction (Refer to CONNECTIVITY MASTER UNIT (CMU) REMOVAL/INSTALLATION in service information.)
Repeatability verification procedure
  • Not applicable
System wiring diagram
  • Not applicable