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Home >> Toyota >> 2011 >> Yaris 2D Hatchback, Automatic >> Repair and Diagnosis >> Brakes >> Traction Control >> Vehicle Stability Control System (Diagnostics - Introduction) >> Vehicle Stability Control System >> System Diagram >> System Diagram

System Diagram

Fig 1: Vehicle Stability Control System Diagram (1 Of 2)
GTY217386Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Brake Control System Diagram (2 Of 2)
GTY162449Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Transmitting ECU (Transmitter) Receiving ECU Signal Communication Method
Skid control ECU Steering angle sensor Steering angle sensor request signal CAN communication
Skid control ECU Yaw rate and acceleration sensor Yaw rate and acceleration request signal CAN communication
Skid control ECU ECM
  • Wheel speed signal
  • VSC data signal
 CAN communication
ECM Skid control ECU
  • Shift position signal
  • Throttle position signal
  • Engine speed signal
  • Intake air temperature signal
  • Engine torque request signal
  • Accelerator pedal position signal
 CAN communication
Main body ECU Skid control ECU Parking brake switch signal CAN communication
Skid control ECU Combination meter
  • ABS warning light signal
  • Brake warning light signal
  • TRAC OFF indicator light signal*
  • VSC OFF indicator light signal*
  • SLIP indicator light signal
 CAN communication
Wheel speed signal Serial communication

*: w/ VSC OFF Switch

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