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Home >> Mazda >> 2017 >> CX-3 Touring, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> On-Board Diagnostic - Laser Sensor >> DTC U0001-00; U0100-00; U0121-00; U0131-00; U0155-00; Communication Error To Instrument Cluster Is Detected In CAN Communication >> Notes

DTC U0001-00; U0100-00; U0121-00; U0131-00; U0155-00; Communication Error To Instrument Cluster Is Detected In CAN Communication: Notes

DTC U0001-00; U0100-00; U0121-00; U0131-00; U0155-00; Communication Error To Instrument Cluster Is Detected In CAN Communication - DETECTION CONDITION & POSSIBLE CAUSE

DTC U0001:00 CAN line
U0100:00
U0121:00
U0131:00
U0155:00
DETECTION CONDITION
  • U0001:00
    • Open or short circuit in CAN system wiring harness is detected.
  • U0100:00
    • Communication error to PCM is detected in CAN communication.
  • U0121:00
    • Communication error to DSC HU/CM is detected in CAN communication.
  • U0131:00
    • Communication error to EPS control module is detected in CAN communication.
  • U0155:00
    • Communication error to instrument cluster is detected in CAN communication.
FAIL-SAFE FUNCTION
POSSIBLE CAUSE
  • CAN communication line malfunction
  • CAN communication line malfunction with PCM
  • CAN communication line malfunction with DSC HU/CM
  • CAN communication line malfunction with EPS control module
  • CAN communication line malfunction with instrument cluster
  • Instrument cluster malfunction
SYSTEM WIRING DIAGRAM -
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