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DTC U0122 Lost Communication with Vehicle Dynamics Control Module: Description

If 2 or more DTCs are output during the DTC check, one side of the CAN branch wire may be open. (One side of the CANH [branch wire]/CANL [branch wire] of the ECU and/or sensor is open.)

DTC DETECTION CONDITION CHART

DTC Code DTC Detection Condition Trouble Area
U0122 No communication from skid control ECU
  • Power source circuit of skid control ECU
  • One side of CAN branch wire of other systems
  • Skid control ECU
  • Skid control ECU branch wire or connector
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