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Home >> Mazda >> 2017 >> 5 GS, 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/U0151-00/U0156-00/U0164-00: Communication Error [Instrument Cluster] >> Notes

DTC U0001-88/U0010-88/U0100-00/U0101-00/U0121-00/U0131-00/U0140-00/U0151-00/U0156-00/U0164-00: Communication Error [Instrument Cluster]: Notes

DTC U0001:88/U0010:88/U0100:00/U0101:00/U0121:00/U0131:00/U0140:00/U0151:00/U 0156:00/U0164:00 (INSTRUMENT CLUSTER) DETECTION CONDITION AND DETECTION CONDITION

DESCRIPTION
  • U0001:88
    • CAN system communication error (HS-CAN)
  • U0010:88
    • CAN system communication error (MS-CAN)
  • U0100:00
    • Communication error to PCM
  • U0101:00
    • Communication error to TCM
  • U0121:00
    • Communication error to DSC HU/CM
  • U0131:00
    • Communication error to EHPAS control module
  • U0140:00
    • Communication error to BCM
  • U0151:00
    • Communication error to SAS control module
  • U0156:00
    • Communication error to information display
  • U0164:00
    • Communication error to climate control unit
DETECTION CONDITION
  • U0001:88
    • Instrument cluster detects the malfunction in the CAN bus communication line (HS-CAN).
  • U0010:88
    • Instrument cluster detects the malfunction in the CAN bus communication line (MS-CAN).
  • U0100:00
    • Instrument cluster cannot receive the signal from PCM for 1 s or more when the ignition is switched to ON.
  • U0101:00
    • Instrument cluster cannot receive the signal from TCM for 1 s or more when the ignition is switched to ON.
  • U0121:00
    • Instrument cluster cannot receive the signal from DSC HU/CM for 1 s or more when the ignition is switched to ON.
  • U0131:00
    • Instrument cluster cannot receive the signal from EHPAS control module for 1 s or more when the ignition is switched to ON.
  • U0140:00
    • Instrument cluster cannot receive the signal from BCM for 5 s or more when the ignition is switched to ON.
  • U0151:00
    • Instrument cluster cannot receive the signal from SAS control module for 2 s or more when the ignition is switched to ON.
  • U0156:00
    • Instrument cluster cannot receive the signal from information display for 5 s or more under the following conditions:
  • Ignition switch: ON
    • Engine speed: 500 RPM or more
    • U0164:00
    • Instrument cluster cannot receive the signal from climate control unit for 5 s or more under the following conditions:
  • Ignition switch: ON
    • Engine speed: 500 RPM or more
FAIL-SAFE FUNCTION
  • U0001:88, U0010:88, U0100:00, U0101:00, U0121:00, U0131:00, U0151:00, U0156:00, U0164:00
  • U0140:00
    • Turn off the fog lights.
      • Turn off the headlight high beam.
POSSIBLE CAUSE
  • Malfunction in CAN bus communication line
  • Malfunction in CAN line between instrument cluster and PCM
  • Malfunction in CAN line between instrument cluster and TCM
  • Malfunction in CAN line between instrument cluster and DSC HU/CM
  • Malfunction in CAN line between instrument cluster and EHPAS control module
  • Malfunction in CAN line between instrument cluster and BCM
  • Malfunction in CAN line between instrument cluster and SAS control module
  • Malfunction in CAN line between instrument cluster and information display
  • Malfunction in CAN line between instrument cluster and climate control unit
SYSTEM WIRING DIAGRAM -