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Home >> Infiniti >> 2023 >> QX55 Essential >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> ADAS Control Unit >> System Description >> System >> System Description >> ADAS Control Unit Input/Output Signal Item
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ADAS Control Unit Input/Output Signal Item

Input Signal Item 

Reception unit

Transmit unit

Signal name

Description

ADAS control unit

ECM

CAN communication

Idle switch signal

Receives idle position state (ON/OFF)

Closed throttle position signal

Receives idle position state (ON/OFF)

Accelerator pedal position signal

Receives accelerator pedal position (angle)

ICC prohited signal *1

Receives an operable/inoperable state of the ICC system

ProPILOT Assist prohibited signal *2

Receives an operable/inoperable state of the ProPILOT Assist system

Engine speed signal

Receives engine speed

ICC steering switch signal *1

Receives the operational state of the ICC steering switch

ProPILOT Assist steering switch signal *2

Receives the operational state of the ProPILOT Assist steering switch

Stop lamp switch signal

Receives an operational state of the brake pedal

Brake pedal position switch signal

Receives an operational state of the brake pedal

ADAS control unit

TCM

CAN communication

Input speed signal

Receives the number of revolutions of input shaft

Current gear position signal

Receives a current gear position

Shift position signal

Receives a select lever position

Output shaft revolution signal

Receives the number of revolutions of output shaft

ADAS control unit

ABS actuator and electric unit (control unit)

CAN communication

ABS malfunction signal

Receives a malfunction state of ABS

ABS operation signal

Receives an operational state of ABS

ABS warning lamp signal

Receives an ON/OFF state of ABS warning lamp

TCS malfunction signal

Receives a malfunction state of TCS

TCS operation signal

Receives an operational state of TCS

VDC OFF switch signal

Receives an ON/OFF state of VDC

VDC malfunction signal

Receives a malfunction state of VDC

VDC operation signal

Receives an operational state of VDC

Vehicle speed signal (ABS)

Receives wheel speeds of four wheels

Yaw rate signal

Receives yaw rate acting on the vehicle

Stop lamp switch signal

Receives an operational state of the brake pedal

ADAS control unit

Combination meter

CAN communication

Parking brake switch signal

Receives an operational state of the parking brake

ADAS control unit

BCM

CAN communication

Front wiper request signal

Receives an operational state of front wiper (s)

Turn indicator signal

Receives an operational state of the turn signal lamp and the hazard lamp

Dimmer signal

Receives ON/OFF state of dimmer signal

Stop lamp switch signal

Receives an operational state of the brake pedal

ADAS control unit

Steering angle sensor

CAN communication

Steering angle sensor malfunction signal

Receives a malfunction state of steering angle sensor

Steering angle sensor signal

Receives the number of revolutions, turning direction of the steering wheel

Steering angle speed signal

Receives the turning angle speed of the steering wheel

ADAS control unit

Display control unit

CAN communication

System selection signal

  • Receives a selection state of each item in "Driving Aids" selected with the integral switch
  • Receives a selection state of BCI in "Camera" selected with the integral switch

ADAS control unit

Distance sensor

ITS communication

Distance sensor signal

Receives detection results, such as the presence or absence of a leading vehicle and distance from the vehicle

ADAS control unit

Side radar LH, RH

ITS communication

Vehicle detection signal

Receives vehicle detection condition of detection zone

ADAS control unit

Sonar control unit

ITS communication

Rear object detection signal

Receives objects detection result of rear area behind vehicle

ADAS control unit

Front camera unit

Chassis communication

Pedestrian ahead signal

Receives detection results of lane marker

ADAS control unit

Chassis control module

Chassis communication

Drive MODE signal

Receives on operational state of the drive MODE select switch

*1: Without ProPILOT Assist

*2: With ProPILOT Assist

Output Signal Item 

Reception unit

Transmit unit

Signal name

Description

ECM

ADAS control unit

CAN communication

ICC operation signal *1

Transmits an ICC operation signal necessary for intelligent cruise control

ProPILOT Assist operation signal *2

Transmits an ProPILOT Assist operation signal necessary for ProPILOT Assist

Engine torque request (ASCD) signal

Transmits a engine torque request signal for ASCD.

ABS actuator and electric unit (via chassis control module)

ADAS control unit

CAN communication

Brake fluid pressure control signal

Transmits a brake fluid pressure control signal to activates the brake

Combination meter

ADAS control unit

CAN communication

Meter display signal

Transmits a signal to display a state of the system on the information display

FEB warning lamp signal

  • Transmits a signal to turn ON the lamp
  • Transmits an ON/OFF state of the Forward Emergency Braking (FEB)

ASCD status signal

Transmits a status of ASCD

Distance sensor

ADAS control unit

ITS communication

Vehicle speed signal

Transmits a vehicle speed calculated by the ADAS control unit

Steering angle sensor signal

Transmits a steering angle sensor signal received from the steering angle sensor

Accelerator pedal actuator

ADAS control unit

ITS communication

Accelerator pedal position signal

Transmits an accelerator pedal angle calculated by the ADAS control unit

Accelerator pedal feedback force control signal

Transmits a target actuation force value calculated by the ADAS control unit

Side radar LH, RH

ADAS control unit

ITS communication

Vehicle speed signal

Transmits a vehicle speed calculated by the ADAS control unit

Blind Spot Warning/Blind Spot Intervention indicator signal

Transmits a Blind Spot Warning/Blind Spot Intervention indicator signal to turn ON the Blind Spot Warning/Blind Spot Intervention indicator

Blind Spot Warning/Blind Spot Intervention indicator dimmer signal

Transmits a Blind Spot Warning/Blind Spot Intervention indicator dimmer signal to dimmer Blind Spot Warning/Blind Spot Intervention indicator

Sonar control unit

ADAS control unit

ITS communication

Buzzer drive signal

Transmits a buzzer drive signal to activate buzzer

Head up display

ADAS control unit

CAN communication

Meter display signal

Transmits a signal to display a state of the system on the Head up display

Driver assistance buzzer

Driver assistance buzzer signal

Transmits a driver assistance buzzer signal to turn ON the buzzer

Steering vibration motor

Motor operation signal

Transmits a motor operation signal to activate the steering vibration motor.

*1: Without ProPILOT Assist

*2: With ProPILOT Assist