ADAS Control Unit Input/Output Signal Item
Input Signal Item
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Transmit unit |
Signal name |
Description |
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ECM |
CAN communication |
Idle switch signal |
Receives idle position state (ON/OFF) |
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Closed throttle position signal |
Receives idle position state (ON/OFF) |
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Accelerator pedal position signal |
Receives accelerator pedal position (angle) |
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Engine speed signal |
Receives engine speed |
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Steering switch signal |
Receives the operational state of the steering switch |
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Stop lamp switch signal |
Receives an operational state of the brake pedal |
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Brake pedal position switch signal |
Receives an operational state of the brake pedal |
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DCA on/off signal |
Receives DCA state (ON/OFF) |
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TCM |
CAN communication |
Input speed signal |
Receives the number of revolutions of input shaft |
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Current gear position signal |
Receives a current gear position |
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Shift position signal |
Receives a select lever position |
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Output shaft revolution signal |
Receives the number of revolutions of output shaft |
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ABS actuator and electric unit (control unit) |
CAN communication |
ABS malfunction signal |
Receives a malfunction state of ABS |
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ABS operation signal |
Receives an operational state of ABS |
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ABS warning lamp signal |
Receives an ON/OFF state of ABS warning lamp |
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TCS malfunction signal |
Receives a malfunction state of TCS |
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TCS operation signal |
Receives an operational state of TCS |
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VDC OFF switch signal |
Receives an ON/OFF state of VDC |
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VDC malfunction signal |
Receives a malfunction state of VDC |
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VDC operation signal |
Receives an operational state of VDC |
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Vehicle speed signal (ABS) |
Receives wheel speeds of four wheels |
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Yaw rate signal |
Receives yaw rate acting on the vehicle |
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Stop lamp switch signal |
Receives an operational state of the brake pedal |
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BCM |
CAN communication |
Stop lamp switch signal |
Receives an operational state of the brake pedal |
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Steering angle sensor |
CAN communication |
Steering angle sensor malfunction signal |
Receives a malfunction state of steering angle sensor |
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Steering angle sensor signal |
Receives the number of revolutions, turning direction of the steering wheel |
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Steering angle speed signal |
Receives the turning angle speed of the steering wheel |
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Display control unit |
CAN communication |
System selection signal |
Receives a selection state of each item in "Driving Aids" selected with the integral switch |
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Distance sensor |
CAN communication |
Distance sensor signal |
Receives detection results, such as the presence or absence of a leading vehicle and distance from the vehicle |
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Accelerator pedal actuator |
CAN communication |
Accelerator pedal actuator operation status signal |
Receives an operational state of accelerator pedal actuator |
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Output Signal Item
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Reception unit |
Signal name |
Description |
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ABS actuator and electric unit (via chassis control module) |
CAN communication |
Brake fluid pressure control signal |
Transmits a brake fluid pressure control signal to activates the brake |
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Combination meter |
CAN communication |
Meter display signal |
Vehicle ahead detection indicator signal |
Transmits a signal to display a state of the system on the information display |
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DCA system display signal |
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Distance sensor |
CAN communication |
Vehicle speed signal |
Transmits a vehicle speed calculated by the ADAS control unit |
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Steering angle sensor signal |
Transmits a steering angle sensor signal received from the steering angle sensor |
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Accelerator pedal actuator |
CAN communication |
Accelerator pedal position signal |
Transmits an accelerator pedal angle calculated by the ADAS control unit |
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Accelerator pedal feedback force control signal |
Transmits a target actuation force value calculated by the ADAS control unit |
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ADAS control unit 2 |
CAN communication |
Driver assistance buzzer signal |
Transmits a driver assistance buzzer signal to activates the buzzer |
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