Unit
Description
Combination meter
Receives a buzzer output signal from the BCM and sounds the buzzer.
BCM
Judges the light warning conditions from the signals provided by various switches and transmits a buzzer output signal to the combination meter via CAN communication line if necessary.
Combination switch
(Lighting switch)
Transmits the position light request signal to BCM.
Door switch (driver side)
Transmits the door switch signal (driver side) to BCM.