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Home >> Lexus >> 2007 >> RX 400h AWD >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Cruise Control >> Dynamic Laser Cruise Control System >> DTC U0123 Lost Communication with Yaw Rate Sensor Module >> Description
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DTC U0123 Lost Communication with Yaw Rate Sensor Module: Description

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

DTC TROUBLE DETECTION CHART

DTC No. DTC Detection Condition Trouble Area
U0123 While dynamic laser cruise control is either preparing for operation or operating, hybrid vehicle control ECU continuously receives yaw rate sensor malfunction signal for certain amount of time
  • Communication circuit
  • Yaw rate sensor
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