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INTERIOR ROOM LAMPLT-139
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Ignition keyhole illumination turns ON at time when dr iver door is opened (door switch ON) or removed keyfob
from key cylinder. Illumination turns OFF when driver door is closed (door switch OFF).
Step lamp turns ON at time when driver door or pa ssenger door is opened (door switch ON). Lamp turns OFF
when the driver, passenger doors are closed (all door switches OFF).
POWER SUPPLY AND GROUND
Power is supplied at all times (without Intelligent Key system)
through 15A fuse [No. 22, located in fuse block (J/B)]
to key switch terminal 2 and
to BCM terminal 42,
through 50A fusible link (letter M, located in fuse, fusible link and relay box)
to BCM terminal 55,
through 10A fuse [No. 19, located in fuse block (J/B)]
to combination meter terminal 8.
Power is supplied at all times (with Intelligent Key system)
through 10A fuse (No.38, located in fuse, fusible link and relay box)
to key switch and ignition knob switch terminal 1,
through 15A fuse [No.22, located in fuse block (J/B)]
to BCM terminal 42 and
to key switch and ignition knob switch terminal 3,
through 50A fusible link (letter M, located in fuse, fusible link and relay box)
to BCM terminal 55,
through 10A fuse [No. 19, located in fuse block (J/B)]
to combination meter terminal 8.
When key plate inserted to key switch, power is supplied (without Intelligent Key system)
through key switch terminal 1
to BCM terminal 37.
When inserted key plate to key switch, power is supplied (with Intelligent Key system)
through key switch and ignition knob switch terminal 4
to BCM terminal 37.
When moved ignition knob switch, power is supplied (with Intelligent Key system)
through ignition knob switch terminal 2
to intelligent key unit terminal 27.
With ignition switch in the ON or START position, power is supplied
through 15A fuse [No. 1, located in fuse block (J/B)]
to BCM terminal 38,
through 10A fuse [No. 14, located in fuse block (J/B)]
to combination meter terminal 7.
Ground is supplied
to BCM terminals 49 and 52, and
to combination meter terminal 5, 6 and 15
through grounds terminals M35, M45 and M85.
When driver side door is opened, ground is supplied
to BCM terminal 62
through front door switch (driver side) terminal 1
through case ground of front door switch (driver side).
When passenger side door is opened, ground is supplied
to BCM terminal 12
through front door switch (passenger side) terminal 1
through case ground of front door switch (passenger side).
When rear door RH is opened, ground is supplied
to BCM terminal 13, and
to personal lamp RH terminal 1
through rear door switch RH terminal 1
through case ground of rear door switch RH.
When rear door LH is opened, ground is supplied
to BCM terminal 63, and
to personal lamp LH terminal 1
through rear door switch LH terminal 1
through case ground of rear door switch LH.
When driver side door is unlocked by door lock and unlock switch, BCM receives a ground signal
through grounds terminals M35, M45 and M85
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LT-140
< SERVICE INFORMATION >
INTERIOR ROOM LAMP
to power window main switch (door lock and unlock switch) terminal 17 or front power window switch (pas-senger side) (door lock and unlock switch) terminal 11
from power window main switch (door lock and unlock switch) terminal 14 or front power window switch
(passenger side) (door lock and unlock switch) terminal 16
to BCM terminal 22.
When front driver side door is unlocked by driver side door lock assembly (key cylinder switch), BCM receives
a ground signal
through grounds M35, M45 and M85
to front door lock assembly (driver side) (key cylinder switch) terminal 5
from front door lock assembly (driver side) (key cylinder switch) terminal 6
to power window main switch (door lock and unlock switch) terminal 6
from power window main switch (door lock and unlock switch) terminal 14
to BCM terminal 22.
When a signal, or combination of signals is received by BCM, ground is supplied
to interior room lamp terminal 1 (without DVD player),
to map lamp terminal 2,
to front door inside handle illumination (driver side and passenger side) terminal 2, and
to rear door inside handle illumination (LH and RH) terminal 2
through BCM terminal 48.
With power and supplied, interior lamp illuminates.
SWITCH OPERATION
When driver door switch is ON (door is opened), ground is supplied
through BCM terminal 1
to ignition keyhole illumination terminal 2.
And power is supplied
from BCM terminal 41
to ignition keyhole illumination terminal 1.
When any door switch is ON (door is opened), ground is supplied
through BCM terminal 47
to front step lamp (driver side and passenger side) terminals 2 and
to rear step lamp (RH and LH) terminals 2.
And power is supplied
from BCM terminal 41
to front step lamp (driver side and passenger side) terminals 1 and
to rear step lamp (RH and LH) terminals 1.
When rear door switch RH is ON (door is opened), ground is supplied
to personal lamp RH terminal 1
through rear door switch RH terminal 1
through case ground of rear door switch RH.
And power is supplied
from BCM terminal 41
to personal lamp RH terminal 2.
When rear door switch LH is ON (door is opened), ground is supplied
to personal lamp LH terminal 1
through rear door switch LH terminal 1
through case ground of rear door switch LH.
And power is supplied
from BCM terminal 41
to personal lamp LH terminal 2.
When map lamp switch is ON, ground is supplied
to map lamp terminal 1
through grounds M35, M45 and M85.
And power is supplied
from BCM terminal 41
to map lamp terminal 3.
When interior room lamp switch is ON, ground supplied (without DVD player)
to interior room lamp terminal 3
through grounds M35, M45 and M85.
And power is supplied (without DVD player)
from BCM terminal 41
to interior room lamp terminal 2.
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INTERIOR ROOM LAMPLT-141
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When personal lamp RH or LH switch is ON, ground supplied
to personal lamp RH or LH terminal 3
through grounds M35, M45 and M85.
And power is supplied
from BCM terminal 41
to personal lamp LH or RH terminal 2.
When vanity mirror lamp (driver side or passenger side) is ON, ground is supplied
to vanity mirror lamp (driver side or passenger side) terminal 2
through grounds M35, M45 and M85.
And power is supplied
from BCM terminal 41
to vanity mirror lamp (driver side or passenger side) terminal 1.
When luggage room lamp (back door side) is ON, ground is supplied
to luggage room lamp (back door side) terminal 3
through grounds B15 and B45.
And power is supplied
from BCM terminal 41
to luggage room lamp (back door side) terminals 2.
ROOM LAMP TIMER OPERATION
Without Intelligent Key System
When the interior room lamp and map lamp switch is in DOOR position, and when all conditions below are
met, BCM performs timer control (maximum 30 seconds ) for interior room lamp and map lamp ON/OFF.
In addition, when spot turns ON or OFF there is gradual brightening or dimming over 1 second.
Power is supplied
to 15A fuse [No. 22, located infuse block (J/B)]
through key switch terminal 2.
Key is removed from ignition key cylinder (key switch OFF), power will not be supplied to BCM terminal 37.
Ground is supplied
from BCM terminal 22
to power window main switch (door lock and unlock switch) terminal 14.
At the time that driver door are opened, BCM detects that driver door is unlocked. It determines that interior
room lamp and map lamp timer operation conditions are met, and turns interior room lamp and map lamp ON
for 30 seconds.
Key is in ignition key cylinder (key switch ON),
Power is supplied
through key switch terminal 1
to BCM terminal 37.
When the key is removed from key switch (key switch OFF), power supply to BCM terminal 37 is terminated.
BCM detects that key has been removed, determines that interior room lamp and map lamp timer conditions
are met, and turns interior room lamp and map lamp ON for 30 seconds.
When driver door opens → closes, and key is not inserted in key s witch (key switch OFF), BCM terminal 62
changes between 0V (door open) → 12V (door closed). BCM determines that conditions for interior room lamp
and map lamp operation are met and turns interior room lamp ON for 30 seconds.
Timer control is canceled under the following conditions.
Driver door is locked [when locked keyfob or power wi ndow main switch (door lock and unlock switch), door
key cylinder switch].
Driver door is opened (driver door switch turns ON).
Ignition switch ON.
With Intelligent Key System
When the interior room lamp and map lamp switch is in DOOR position, and when all conditions below are
met, BCM performs timer control (maximum 30 second) for interior room lamp and map lamp ON/OFF.
In addition, when spot turns ON or OFF there is gradual brightening or dimming over 1 second.
Power is supplied
to 15A fuse [No. 22, located in fuse and fuse block (J/B)]
through key switch and ignition knob switch terminal 3.
Key is removed from ignition key cylinder (key switch OFF), power will not be supplied to BCM terminal 37.
And not turned ignition knob switch, power will not be supplied to Intelligent Key unit.
Ground is supplied
from BCM terminal 22
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LT-142
< SERVICE INFORMATION >
INTERIOR ROOM LAMP
to power window main switch (door lock and unlock switch) terminal 14.
At the time that driver door are opened, BCM detects that driver door is unlocked. It determines that interior
room lamp and map lamp timer operation conditions are met, and turns interior room lamp and map lamp ON
for 30 seconds.
Key is in ignition key cylinder (key swit ch ON), or turned ignition knob switch,
Power is supplied
through key switch and ignition knob switch terminal 4
to BCM terminal 37,
through key switch and ignition knob switch terminal 2
to intelligent key unit terminal 27.
When the key is removed from key switch (key switch OFF), power supply to BCM terminal 37 is terminated.
And turned ignition knob switch, power supply to Intel ligent Key unit is terminated. BCM detects that key has
been removed, determines that interior room lamp and map lamp timer conditions are met, and turns interior
room lamp and map lamp ON for 30 seconds.
When driver door opens → closes, and key is not inserted in key s witch (or not turned ignition knob switch),
BCM terminal 62 changes between 0V (door open) → 12V (door closed). BCM determines that conditions for
interior room lamp and map lamp operation are met and turns interior room lamp ON for 30 seconds.
Timer control is canceled under the following conditions.
Driver door is locked [when locked keyfob, power window main switch (door lock and unlock switch) or door
key cylinder switch].
Driver door is opened (driver door switch terns ON).
Ignition switch ON.
INTERIOR LAMP BATTERY SAVER CONTROL
If lamps is left “ON”, it will not be turned out even when door is closed.
BCM turns off lamps automatically to save battery 30 minutes after ignition switch is turned off.
BCM controls lamps listed below:
Ignition key hole illumination
Front step lamp (driver side)
Front step lamp (passenger side)
Rear step lamp RH
Rear step lamp LH
Front door inside handle illumination (driver side)
Front door inside handle illumination (passenger side)
Rear door inside handle illumination RH
Rear door inside handle illumination LH
Personal lamp RH
Personal lamp LH
Interior room lamp (without DVD player)
Map lamp
Vanity mirror lamp
Luggage room lamp
After lamps turn OFF by battery sa ver system, lamps illuminate again when
signal from keyfob, or power window main switch (door lock and unlock switch) or key cylinder is locked or
unlocked,
door is opened or closed,
key is removed from ignition key cylinder or inserted in ignition key cylinder, or turned ignition knob switch.
Interior lamp battery saver control period can be changed by the function setting of CONSULT-III.
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INTERIOR ROOM LAMPLT-143
< SERVICE INFORMATION >
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SchematicINFOID:0000000001328408
TKWH0228E
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LT-144
< SERVICE INFORMATION >
INTERIOR ROOM LAMP
TKWM0823E
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INTERIOR ROOM LAMPLT-145
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Wiring Diagram - ROOM/L -INFOID:0000000001328409
TKWM4314E
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LT-146
< SERVICE INFORMATION >
INTERIOR ROOM LAMP
TKWM4315E
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