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Home >> Infiniti >> 2017 >> QX80 Base, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 57 (Driver Assistance System - Lane Departure Warning & Lane Departure Prevention (LDW & LDP) (Symptom Diagnosis & Removal And Installation)) >> System Description >> Lane Departure Warning (LDW) System >> Component Description

Component Description

WARNING: This page is about a different car, the 2016 Infiniti QX50. However, it is still accessible from the selected car via links, so may be relevant.
Component Description
Lane camera unit
  • Detects the lane marker by the built-in camera.
  • Judges the lane departure depending on the lane detection result and each signals.
  • Controls the lane departure warning buzzer, lane departure warning lamp and warning systems ON indicator.
  • Transmits warning systems switch signal to ABS actuator and electric unit (control unit) via CAN communication.
ABS actuator and electric unit (control unit)
  • Transmits vehicle speed signal to lane camera unit via CAN communication.
  • Transmits warning systems switch signal to ICC sensor integrated unit via CAN communication.
Warning systems switch Inputs the switch signal to lane camera unit.
Warning systems ON indicator
(On the warning systems switch)
Indicates LDW system status.
Lane departure warning buzzer Gives a warning according to the direction from lane camera unit.
Combination meter Turns the lane departure warning lamp ON/OFF according to the signal from the lane camera unit via CAN communication (through unified meter and A/C amp.).
Lane departure warning lamp (Yellow)
  • Blinks when LDW is functioning to alert the driver.
  • Stays ON when LDW system is malfunctioning.
BCM Transmits turn indicator signal to lane camera unit via CAN communication.
ICC sensor integrated unit Transmits a warning systems switch signal to the lane camera unit when receiving a warning systems switch signal from the ABS actuator and electric unit (control unit).