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Home >> Infiniti >> 2022 >> QX55 Essential >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System >> System Description >> System >> System Description >> Input Signal And Outlet Signal
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Input Signal And Outlet Signal

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

Component parts

Signal description

Combination meter

Mainly transmits the following signals to ABS actuator and electric unit (control unit) via CAN communication.

  • Parking brake switch signal
  • Brake fluid level switch signal

Mainly receives the following signals from ABS actuator and electric unit (control unit) via CAN communication.

  • ABS warning lamp signal
  • VDC OFF indicator lamp signal
  • VDC warning lamp signal
  • Brake warning lamp signal

ECM

Mainly transmits the following signals to ABS actuator and electric unit (control unit) via CAN communication.

  • Accelerator pedal position signal
  • Engine speed signal
  • Engine status signal
  • ECM malfunction signal

IPDM E/R

Mainly transmits the following signals to ABS actuator and electric unit (control unit) via CAN communication.

  • Push-button ignition switch ON signal

BCM

Mainly transmits the following signals to ABS actuator and electric unit (control unit) via CAN communication.

  • Stop lamp switch signal
  • Brake pedal position switch signal
  • Cranking signal
  • Push-button ignition switch ON signal

Chassis control module

Mainly transmits the following signals to ABS actuator and electric unit (control unit) via CAN communication.

  • Active trace control signal
  • Active ride control signal

TCM

Mainly transmits the following signals to ABS actuator and electric unit (control unit) via CAN communication.

  • Accelerator pedal position signal

Steering angle sensor

Mainly transmits the following signals to ABS actuator and electric unit (control unit) via CAN communication.

  • Steering angle sensor signal
  • Steering angle speed signal