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Home >> Mazda >> 2014 >> 3 SV, Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> On-Board Diagnostic - Instrument Cluster >> DTC U0001 88/U0010 88/U0100 00/U0101 00/U0121 00/U0131 00/U0140 00/U0142 00/U0151 00/U0182 00/U0214 00/U0232 00/U0235 00/U023A 00: Module Communication Error (Various) >> Notes

DTC U0001 88/U0010 88/U0100 00/U0101 00/U0121 00/U0131 00/U0140 00/U0142 00/U0151 00/U0182 00/U0214 00/U0232 00/U0235 00/U023A 00: Module Communication Error (Various): Notes

DTC U0001 88/U0010 88 DETECTION CONDITIONS AND POSSIBLE CAUSE

Description 
  • U0001:88 
    • Module communication error (HS-CAN) 
  • U0010:88 
    • Module communication error (MS-CAN) 
  • U0100:00 
    • Communication error with PCM 
  • U0101:00 
    • Communication error with TCM 
  • U0121:00 
    • Communication error with DSC HU/CM 
  • U0131:00 
    • Communication error with 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 
  • U0182:00 
    • Communication error with AFS control module 
  • U0214:00 
    • Communication error with start stop unit 
  • U0232:00 
    • Communication error with BSM control module (LH) 
  • U0235:00 
    • Communication error with laser sensor 
  • U023A:00 
    • Communication error with forward sensing camera (FSC) 
Detection condition 
  • U0001:88
    • Instrument cluster detects a CAN bus communication line (HS-CAN) malfunction.
  • U0010:88
    • Instrument cluster detects a CAN bus communication line (MS-CAN) malfunction.
  • U0100:00
    • Instrument cluster cannot receive the CAN signal from the PCM.
  • U0101:00
    • Instrument cluster cannot receive the CAN signal from the TCM for 1 s or more  .
  • U0121:00
    • Instrument cluster cannot receive the CAN signal from the DSC HU/CM for 1 s or more  .
  • U0131:00
    • Instrument cluster cannot receive the CAN signal from the EPS control module for 1 s or more  .
  • U0140:00
    • Instrument cluster cannot receive the CAN signal from the front body control module (FBCM) for 5 s or more  .
  • U0142:00
    • Instrument cluster cannot receive the CAN signal from the rear body control module (RBCM) for 5 s or more  .
  • U0151:00
    • Instrument cluster cannot receive the CAN signal from the SAS control module for 2 s or more  .
  • U0182:00
    • Instrument cluster cannot receive the CAN signal from the AFS control module for 5 s or more  .
  • U0214:00
    • Instrument cluster cannot receive the CAN signal from the start stop unit for 5 s or more  .
  • U0232:00
    • Instrument cluster cannot receive the CAN signal from the BSM control module (LH) for 1.5 s or more  .
  • U0235:00
    • Instrument cluster cannot receive the CAN signal from the laser sensor for 1 s or more  .
  • U023A:00
    • Instrument cluster cannot receive the CAN signal from the forward sensing camera (FSC) for 1 s or more  .
Fail-safe function 
  • U0001:88
    • Not applicable
  • U0010:88
    • Not applicable
  • U0100:00
    • Not applicable
  • U0101:00
    • Not applicable
  • U0121:00
    • Not applicable
  • U0131:00
    • Not applicable
  • U0140:00
    • Not applicable
  • U0142:00
    • Not applicable
  • U0151:00
    • Not applicable
  • U0182:00
    • Not applicable
  • U0214:00
    • Not applicable
  • U0232:00
    • Not applicable
  • U0235:00
    • Inhibits the smart city brake support control.
    • Warning message related to the smart city brake support is displayed in the center display.
  • U023A:00
    • Not applicable
Possible cause 
  • Malfunction in CAN bus communication line
  • Malfunction in CAN line between PCM and instrument cluster
  • Malfunction in CAN line between TCM and instrument cluster
  • Malfunction in CAN line between DSC HU/CM and instrument cluster
  • Malfunction in CAN line between EPS control module and instrument cluster
  • Malfunction in CAN line between front body control module (FBCM) and instrument cluster
  • Malfunction in CAN line between rear body control module (RBCM) and instrument cluster
  • Malfunction in CAN line between SAS control module and instrument cluster
  • Malfunction in CAN line between AFS control module and instrument cluster
  • Malfunction in CAN line between start stop unit and instrument cluster
  • Malfunction in CAN line between BSM control module (LH) and instrument cluster
  • Malfunction in CAN line between laser sensor and instrument cluster
  • Malfunction in CAN line between forward sensing camera (FSC) and instrument cluster
System wiring diagram  Not applicable