System Description

SYSTEM

INTERIOR ROOM LAMP CONTROL SYSTEM : System Description


SYSTEM DIAGRAM







OUTLINE

- Interior room lamps* are controlled by interior room lamp timer control function of BCM.
*: Map lamp and room lamp (when map lamp switch and room lamp switch are in DOOR position).
- Luggage room lamp is controlled by luggage room lamp control function of BCM.
- Power switch illumination is controlled by the power switch illumination control function of BCM.

INTERIOR ROOM LAMP TIMER CONTROL

Interior Room Lamp Timer Basic Operation





NOTE:
A: Sets the interior room lamp gradual brightening and dimming time.
B: Gradually dims from 100% to 0% and gradually brightens 0% to 100% in 1 second.
- The interior room lamp turns ON and OFF (gradual brightening and dimming) by the interior room lamp timer.
- BCM judges the vehicle condition with the following items. It activates the interior room timer.
- Power switch status
- Door switch signal (except back door)
- Door lock/unlock signal (Remote keyless entry receiver, each door request switch, door lock/unlock switch, door key cylinder switch)
NOTE:
Each function of interior room lamp timer can be set by CONSULT. Refer to "INT LAMP : CONSULT Function (BCM INT LAMP)" CONSULT Function.
Interior Room Lamp ON Operation
- BCM always turns the interior room lamp ON when any door opens except back door.
- BCM activates the interior room lamp timer in any of the following conditions to turn the interior room lamp
ON for a period of time.
- Status of all doors except back door changes from open to close
- Power switch is turned ON OFF
- Door unlock signal is detected when all doors close except back door with power switch OFF
NOTE:
The timer restarts if new condition is input during the timer operating time.
Interior Room Lamp OFF Operation
BCM stops the timer in any of the following conditions to turn the interior room lamp OFF.
- The timer operating time is expired
- Power switch is turned OFF ACC/ON
- Door lock signal is detected with all doors close except back door.

LUGGAGE ROOM LAMP CONTROL

BCM turns luggage room lamp ON when the following condition is detected.
- Back door switch is ON
BCM turns luggage room lamp OFF when the following condition is detected.
- Back door switch is OFF

POWER SWITCH ILLUMINATION CONTROL

Power Switch Illumination Basic Operation
BCM provides the power supply to turn the power switch illumination ON.
Power Switch Illumination ON Operation
BCM turns the power switch illumination ON in the following conditions.
- Power switch ON
- Any of the following conditions with power switch OFF/ACC
- Traction motor start permission is entered
- Driver side door is LOCK UNLOCK
- Driver side door is open
Power Switch Illumination OFF Operation
BCM turns the power switch illumination OFF in any of the following conditions.
- The push-button power switch illumination ON conditions are not satisfied.
- Any of the following conditions with power switch OFF.
- The power switch illumination ON conditions do not change (15 seconds after the power switch OFF)
- Driver side door is UNLOCK LOCK