Variable Gear Ratio Steering System System Diagram

Steering. Lexus Gs430, Gs300. Uzs190 Grs190
Steering Column. Lexus Gs430, Gs300. Uzs190 Grs190

Variable Gear Ratio Steering System -- System Diagram



Lexus Gs430, Gs300. Uzs190 Grs190.Steering Column.Steering System.Variable Gear Ratio Steering System System Diagram


Transmitting ECU (Transmitter)
Receiving ECU
Signals
Communication method
Steering Angle Sensor
Steering Control ECU
  1. Steering wheel angle signal
  2. Tire angle (during straight-ahead driving) signal
CAN
Steering Angle Sensor
Steering Control ECU
  1. Steering wheel angle signal
Serial communication
ECM
Steering Control ECU
  1. Engine speed signal
CAN
Deceleration Sensor
Steering Control ECU
  1. Deceleration sensor signal
CAN
Yaw Rate Sensor
Steering Control ECU
  1. Yaw rate signal
CAN
Skid Control ECU
Steering Control ECU
  1. Vehicle speed signal
  2. Steering cooperative control level signal
CAN
Steering Control ECU
Skid Control ECU
  1. Steering actuator operating angle signal
CAN
Steering Control ECU
Power Steering ECU
  1. Steering actuator operating angle signal
  2. Steering cooperative control level signal
CAN
Steering Control ECU (*1)
Combination Meter
  1. Warning information signal
CAN - BEAN
HINT:
*1: Warning information signals are transmitted via the following route:
Steering control ECU → (CAN) → Power steering ECU → (CAN) → Gateway ECU → (BEAN) → Combination meter