INTERIOR ROOM LAMP
LT-121
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LT
Major Components and the Functions
NKS0019Q
Component
Function
BCM
Controls on/off and afterglow time of the interior lamps and illuminations according to signals from ignition
switch, key switch, lighting switch, each door switch, door unlock sensor, and each lamp switch.
CAUTION:
On/off control varies with signal input from each switch. Refer to
LT-119, "LIGHTS ON/OFF MODES"
.
Door unlock sensor
Detects driver door lock (switch OFF)/unlock (switch ON) status and inputs it to the BCM via the driver door
LCU.
Driver door switch
Detects driver door open (switch ON)/closed (switch OFF) status and inputs it to the BCM.
Ignition switch
Detects ignition switch OFF (OFF), ACC·IGN (ON) status and inputs it to the BCM.
Key-in detection switch
Detects ignition key inserted (ON)/withdrawn (OFF) status and inputs it to the BCM.