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Home >> Lexus >> 2019 >> GS 350 Base, AWD >> Repair and Diagnosis (Single Page) >> Restraints >> Restraints Control Systems >> Pre-Collision System - Diagnostics - Introduction >> Pre-Collision System >> System Diagram [09/2014 - 10/2015] >> System Diagram [09/2014 - 10/2015]
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System Diagram [09/2014 - 10/2015]

GTY406268Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
GTY406817Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
COMMUNICATION TABLE

Sender Receiver Signal Line
Driving Support ECU Seat Belt Control ECU
  • Pre-collision seat belt operation signal
  • Pre-collision system malfunction signal
CAN
Driving Support ECU Front Steering Control ECU Variable gear ratio steering operation signal CAN
Driving Support ECU Absorber Control ECU Absorber control signal CAN
Driving Support ECU Brake Actuator Assembly (Skid Control ECU)
  • Brake assist standby signal
  • Pre-collision brake operation signal
  • Pre-collision alarm signal
CAN
Driving Support ECU Combination Meter Assembly Pre-collision system control stop signal CAN
Seat Belt Control ECU Combination Meter Assembly Pre-collision system malfunction signal CAN
Brake Actuator Assembly (Skid Control ECU) Driving Support ECU
  • VSC control signal
  • Vehicle speed signal
CAN
Brake Actuator Assembly (Skid Control ECU) Seat Belt Control ECU
  • VSC system malfunction signal
  • Pre-collision seat belt signal
  • VSC control signal
  • Vehicle speed signal
CAN
Millimeter Wave Radar Sensor Assembly Driving Support ECU Front obstacle recognition signal CAN
Driver Monitor ECU Assembly Driving Support ECU
  • Driver facial direction signal
  • Driver eye opening level signal
CAN
Yaw Rate Sensor Driving Support ECU Vehicle yaw rate sensor signal CAN
Spiral with Sensor Cable Sub-assembly (Steering Angle Sensor) Driving Support ECU Steering angle sensor signal CAN
Center Airbag Sensor Assembly Seat Belt Control ECU Buckle switch signal (both driver and passenger side) CAN