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Home >> Lexus >> 2017 >> GS F >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> Lane Departure Alert System (Diagnostics) (Introduction) >> LANE DEPARTURE ALERT SYSTEM (w/ Steering Control) >> System Diagram [10/2015 - 09/2017] >> System Diagram [10/2015 - 09/2017]

System Diagram [10/2015 - 09/2017]

Lane Departure Alert System (W/ Steering Control) Circuit Diagram
GTY619348Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
GTY649584Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
COMMUNICATION TABLE

Sender ECU Receiver ECU Signal Line
Forward Recognition Camera Combination Meter Assembly
  • Lane departure alert indicator light signal
  • Lane marker signal
  • Forward Recognition Camera malfunction signal
  • LDA customization information
  • Break message and exertion level display
  • Lane departure alert buzzer signal
CAN
ECM Forward Recognition Camera
  • Shift position signal (P, R, N, D)
  • Vehicle specification information (2WD/4WD information, conventional/ hybrid information)
CAN
Driving Support ECU Assembly Lane departure alert main switch operation signal CAN
Brake Actuator Assembly (Skid Control ECU)
  • Wheel speed signal
  • Wheel speed sensor malfunction signal
  • Under VSC control
  • Under TRC control
  • Yaw rate sensor zero point signal
  • Yaw rate sensor zero point error signal
CAN
Combination Meter Assembly
  • Turn signal light switch signal
  • Vehicle speed tolerance signal
  • LDA customization information
CAN
Steering Sensor (Spiral Cable with Sensor Sub-assembly)
  • Steering signal
  • Steering sensor malfunction signal
CAN
Yaw Rate and Acceleration Sensor (Yaw Rate Sensor)
  • Yaw rate sensor signal
  • Yaw rate sensor voltage signal
  • Yaw rate sensor malfunction signal
CAN
Main Body ECU (Multiplex Network Body ECU)
  • Country specification information signal
  • Steering wheel information signal
CAN
ECM Accelerator opening angle percentage signal CAN