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Home >> Mazda >> 2020 >> CX-5 Signature >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> On-Board Diagnostic - Instrument Cluster >> DTC U0001-88/U0010-88/U0100-00/U0101-00/U0104-00/U0114-00/U0121-00/U0128-00/U 0131-00/U0140-00/U0142-00/U0151-00/U0156-00/U0158-00/U0182-00/U0214-00/U0232-00/U0235-00/U023A-00: Communication Error (Instrument Cluster) >> Notes

DTC U0001-88/U0010-88/U0100-00/U0101-00/U0104-00/U0114-00/U0121-00/U0128-00/U 0131-00/U0140-00/U0142-00/U0151-00/U0156-00/U0158-00/U0182-00/U0214-00/U0232-00/U0235-00/U023A-00: Communication Error (Instrument Cluster): Notes

Description U0001:88
  • Unit communication error (HS-CAN)

U0010:88
  • Unit communication error (MS-CAN)

U0100:00
  • Communication error with PCM

U0101:00
  • Communication error with TCM

U0104:00
  • Communication error with radar unit

U0114:00
  • Communication error with AWD control module

U0121:00
  • Communication error with DSC HU/CM

U0128:00
  • Communication error with electric parking brake control module

U0131:00
  • Communication error with electric power steering (EPS) control module

U0140:00
  • Communication error with front body control module (FBCM)

U0142:00
  • Communication error with rear body control module (RBCM)

U0151:00
  • Communication error with SAS control module

U0156:00
  • Communication error with connectivity master unit (CMU)

U0158:00
  • Communication error with active driving display

U0182:00
  • Communication error with auto leveling control module/adaptive front lighting system (AFS) control module

U0214:00
  • Communication error with start stop unit

U0232:00
  • Communication error with blind spot monitoring (BSM) control module (LH)

U0235:00
  • Communication error with forward sensing camera (FSC)

U023A:00
  • Communication error with forward sensing camera (FSC)
Detection condition  
  • U0001:88
    • The instrument cluster detects a CAN bus communication line (HS-CAN) malfunction.
  • U0010:88
    • The instrument cluster detects a CAN bus communication line (MS-CAN) malfunction.
  • U0100:00
    • The instrument cluster cannot receive CAN signal from the PCM.
  • U0101:00
    • The instrument cluster cannot receive CAN signal from the TCM for 1 s or more.
  • U0104:00
    • The instrument cluster cannot receive CAN signal from the radar unit.
  • U0114:00
    • The instrument cluster cannot receive CAN signal from the AWD control module for 1 s or more.
  • U0121:00
    • The instrument cluster cannot receive CAN signal from the DSC HU/CM.
  • U0128:00
    • The instrument cluster cannot receive CAN signal from the electric parking brake control module for 1 s or more.
  • U0131:00
    • The instrument cluster could not receive CAN signal from the electric power steering (EPS) control module for 1 s or more.
Detection condition  
  • U0140:00
    • The instrument cluster cannot receive CAN signal from the front body control module (FBCM) for 5 s or more.
  • U0142:00
    • The instrument cluster cannot receive CAN signal from the rear body control module (RBCM) for 5 s or more.
  • U0151:00
    • The instrument cluster cannot receive CAN signal from the SAS control module for 2 s or more.
  • U0156:00
    • The instrument cluster cannot receive CAN signal from the connectivity master unit (CMU) for 5 s or more.
  • U0158:00
    • Instrument cluster cannot receive the CAN signal from the active driving display for 5 s or more.
  • U0182:00
    • The instrument cluster cannot receive CAN signal from the auto leveling control module/adaptive front lighting system (AFS) control module for 5 s or more.
  • U0214:00
    • The instrument cluster could not receive CAN signal from the start stop unit.
  • U0232:00
    • The instrument cluster cannot receive CAN signal from the blind spot monitoring (BSM) control module (LH) for 5 s or more.
  • U0235:00
    • The instrument cluster cannot receive CAN signal from the forward sensing camera (FSC) for 5 s or more.
  • U023A:00
    • The instrument cluster cannot receive CAN signal from the forward sensing camera (FSC).
Fail-safe Not applicable
Possible cause  
  • Malfunction in CAN bus communication line
  • Malfunction in CAN line between the PCM and instrument cluster
  • Malfunction in CAN line between the TCM and instrument cluster
  • Malfunction in CAN line between the radar unit and instrument cluster
  • Malfunction in CAN line between the AWD control module and instrument cluster
  • Malfunction in CAN line between the DSC HU/CM and instrument cluster
  • Malfunction in CAN line between the electric parking brake control module and instrument cluster
  • Malfunction in CAN line between the electric power steering (EPS) control module and instrument cluster
  • Malfunction in CAN line between the front body control module (FBCM) and instrument cluster
  • Malfunction in CAN line between the rear body control module (RBCM) and instrument cluster
  • Malfunction in CAN line between the SAS control module and instrument cluster
  • Malfunction in CAN line between the connectivity master unit (CMU) and instrument cluster
  • Malfunction in CAN line between the active driving display and instrument cluster
  • Malfunction in CAN line between the auto leveling control module/adaptive front lighting system (AFS) control module and instrument cluster
  • Malfunction in CAN line between the start stop unit and instrument cluster
  • Malfunction in CAN line between the blind spot monitoring (BSM) control module (LH) and instrument cluster
  • Malfunction in CAN line between the forward sensing camera (FSC) and instrument cluster
System wiring diagram Not applicable