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Home >> Lexus >> 2009 >> GS 350 AWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Vehicle Stability Control (VSC) System (Diagnostics - Introduction) >> Vehicle Stability Control System >> System Diagram >> System Diagram
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System Diagram

Fig 1: Vehicle Stability Control System Diagram (1 Of 2)
GTY102624Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Vehicle Stability Control System Diagram (2 Of 2)
GTY101680Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Transmission ECU (Transmitter) Receiving ECU Signals Communication Method
ECM Skid control ECU
  • Shift position signal
  • Throttle position signal
  • Engine speed signal
  • Intake air temperature signal
  • Engine torque request signal
  • Hill-start assist control prohibit request signal
  • Accelerator pedal position signal
 CAN communication system
Skid Control ECU Yaw rate and acceleration sensor Yaw rate and acceleration request signal CAN communication system
Skid Control ECU Steering angle sensor Steering angle sensor request signal CAN communication system
Skid Control ECU ECM
  • Wheel speed signal
  • VSC data signal
 CAN communication system
Skid Control ECU Gateway ECU
  • ABS warning light signal
  • Brake warning light signal
  • VSC OFF indicator light signal
  • Slip indicator light signal
  • Master caution indicator light signal
  • Multi-information display signal
  • Stop light signal
 CAN communication system
Distance control ECU Skid control ECU Brake control request signal CAN communication system
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