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DTC U0126 Lost Communication with Steering Angle Sensor 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 No. DTC Detection Condition Trouble Area
U0126 When either condition below is met:
  • "STEERING ANGLE SENSOR" is not displayed on the "BUS CHECK" screen of the intelligent tester
  • Applies to "STEERING ANGLE SENSOR COMMUNICATION STOP MODE" in the "DTC COMBINATION TABLE"
  • Power source circuit of steering angle sensor
  • One side of CAN branch wire of other systems
  • Steering angle sensor branch wire or connector
  • Steering angle sensor
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