LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2023 >> QX55 Essential >> Repair and Diagnosis (Single Page) >> Brakes >> Brakes Control Systems >> Chassis Control >> System Description >> System >> Active Trace Control Function >> System Description >> Input Signal And Output Signal
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Input Signal And Output Signal

Major signal transmission between each unit via communication lines is shown in the following table.

Component parts

Signal description

ECM

Mainly transmits the following signals to chassis control module via CAN communication.

  • Accelerator pedal position signal
  • Engine speed signal
  • Estimate drive torque signal
  • Request drive torque signal

ABS actuator and electric unit (control unit)

Mainly transmits the following signals to chassis control module via CAN communication.

  • Front LH wheel speed signal
  • Front RH wheel speed signal
  • Rear LH wheel speed signal
  • Rear RH wheel speed signal
  • TCS operation signal
  • VDC operation signal
  • Side G sensor signal
  • Brake fluid pressure signal
  • Steering angle sensor signal
  • VDC accept permission signal

Mainly receives the following signals from chassis control module via CAN communication.

  • Active trace control signal

BCM

Mainly transmits the following signals to chassis control module via CAN communication.

  • Stop lamp switch signal

TCM

Mainly transmits the following signals to chassis control module via CAN communication.

  • Shift position signal

Combination meter

Mainly receives the following signals from chassis control module via CAN communication.

  • Meter display signal

Steering angle sensor

Mainly transmits the following signals to chassis control module via CAN communication.

  • Steering angle sensor signal

AV control unit

Mainly transmits the following signals to chassis control module via CAN communication line.

  • System selection signal