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DTC U0123 Communication Error of Yaw Rate Sensor: Description

This circuit detects the yaw rate of the vehicle and transmits its signal to the skid control ECU and distance control ECU.

DTC DETECTION CONDITION AND TROUBLE AREA

DTC No. DTC Detection Condition Trouble Area
U0123 While the dynamic laser cruise control is either preparing for operation or operating, if the ECM continuously receives a yaw rate sensor malfunction signal for a certain amount of time, distance control ECU sends a signal to the ECM to record this trouble code.
  • Communication circuit
  • Yaw rate sensor
  • Cruise control ECU (Distance control ECU)
  • ECM