FixVault

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 CHART

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