2004 INFINITI FX35 Service Manual

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INFINITI FX35 2004 Service Manual LT-158
INTERIOR ROOM LAMP
Revision: 2004 November 2004 FX35/FX45
When inserted the key plate to key switch, power is supplied (with intelligent key system)
through the key switch and ignition knob sw

LT-158
INTERIOR ROOM LAMP
Revision: 2004 November 2004 FX35/FX45
When inserted the key plate to key switch, power is supplied (with intelligent key system)
through the key switch and ignition knob switch terminal 4
to BCM (body control module) terminal 37.
When moved the ignition knob switch, power is supplied (with intelligent key system)
through the ignition knob switch terminal 2
to intelligent key unit terminal 27.
With the ignition switch in the ON or START position, power is supplied
through 15A fuse [No. 1, located in fuse block (J/B)]
to BCM (body control module) terminal 38.
Ground is supplied
to BCM (body control module) terminals 49 and 52
through grounds terminals M35, M45 and M85.
When the driver side door is opened, ground is supplied
through case ground of door switch driver side
to BCM (body control module) terminal 62.
When the passenger side door is opened, ground is supplied
through case ground of door switch passenger side
to BCM (body control module) terminal 12.
When the rear door LH is opened, ground is supplied
through case ground of door switch rear door LH
to BCM (body control module) terminal 63, and
to personal lamp LH terminal 1.
When the rear door RH is opened, ground is supplied
through case ground of door switch rear door RH
to BCM (body control module) terminal 13, and
to personal lamp RH terminal 1.
When the driver side door is unlocked by the door lock and unlock switch, BCM (body control module)
receives a ground signal
through grounds terminals M35, M45 and M85
to power window main switch terminal 17 (door lock and unlock switch) or front power window (passenger
side) terminal 11 (door lock and unlock switch)
from power window main switch terminal 14 (door lock and unlock switch) or front power window (passen-
ger side) terminal 16 (door lock and unlock switch)
to BCM (body control module) terminal 22.
When the front driver side door is unlocked by the driver side door lock assembly (door key cylinder switch),
BCM (body control module) receives a ground signal
through grounds M35, M45 and M85
to front door lock assembly (driver side) (door key cylinder switch) terminal 5
from front door lock assembly (driver side) (door key cylinder switch) terminal 6
to power window main switch terminal 6 (door lock and unlock switch)
from power window main switch terminal 14 (door lock and unlock switch)
to BCM (body control module) terminal 22.
When a signal, or combination of signals is received by BCM (body control module), ground is supplied
through BCM (body control module) terminal 48
to interior room lamp terminal 1(without DVD player),
to map lamp terminal 2 and
to front door inside handle illumination (driver side and passenger side) terminal 2
With power and supplied, the interior lamp illuminates.

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INFINITI FX35 2004 Service Manual INTERIOR ROOM LAMP
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SWITCH OPERATION
When driver door switch is ON (door is opened), ground is supplied
through BCM terminal 1

INTERIOR ROOM LAMP
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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, rear step lamp (LH and RH)
through rear door switch terminal 1
to personal lamp (LH and RH) terminal 1.
And power is supplied
from BCM terminal 41
to every step lamp terminal 1, and personal lamp (LH and RH) terminal 2.
When map lamp switch is ON, ground is supplied
through grounds M35, M45 and M85
to map lamp terminal 1.
And power is supplied
from BCM terminal 41
to map lamp terminal 3.
When vanity mirror lamp (driver side and passenger side) is ON, ground is supplied
through grounds M35, M45 and M85
to vanity mirror lamp (driver side and passenger side) terminal 2.
And power is supplied
from BCM terminal 41
to vanity mirror lamp (driver side and passenger side) terminal 1.
When luggage room lamp (back door side) is ON, ground is supplied
through grounds B15 and B45
to luggage room lamp (back door side) terminal 3.
And power is supplied
from BCM terminal 41
to luggage room lamp (body side and back door side) terminal 2.
ROOM LAMP TIMER OPERATION
Without Intelligent Key System
When 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 in fuse 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 the interior room lamp and map lamp
ON for 30 seconds.
Key is in ignition key cylinder (key switch ON),
Power is supplied

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INFINITI FX35 2004 Service Manual LT-160
INTERIOR ROOM LAMP
Revision: 2004 November 2004 FX35/FX45
through key switch terminal 1
to BCM terminal 37.
When key is removed from key switch (key switch OFF), power supply to BCM terminal

LT-160
INTERIOR ROOM LAMP
Revision: 2004 November 2004 FX35/FX45
through key switch terminal 1
to BCM terminal 37.
When 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 the interior room lamp and map lamp ON for 30 seconds.
When driver door opens → closes, and the key is not inserted in the key switch (key switch OFF), BCM termi-
nal 62 changes between 0V (door open) → 12V (door closed). The BCM determines that conditions for inte-
rior room lamp and map lamp operation are met and turns the interior room lamp ON for 30 seconds.
Timer control is canceled under the following conditions.
Driver door is locked [when locked keyfob or power window 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 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
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 the interior room lamp and map lamp
ON for 30 seconds.
Key is in ignition key cylinder (key switch 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 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 intelligent 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 the interior
room lamp and map lamp ON for 30 seconds.
When driver door opens → closes, and the key is not inserted in the key switch (or not turned ignition knob
switch), BCM terminal 62 changes between 0V (door open) → 12V (door closed). The determines that condi-
tions for interior room lamp and map lamp operation are met and turns the interior room lamp ON for 30 sec-
onds.
Timer control is canceled under the following conditions.
Driver door is locked [when locked keyfob or power window main switch (door lock and unlock switch).
door key cylinder switch].
Driver door is opened (driver door switch terns ON).
Ignition switch ON.
INTERIOR LAMP BATTERY SAVER CONTROL
If interior lamp is left “ON”, it will not be turned out even when door is closed.
BCM turns off interior lamp automatically to save battery 30 minutes after ignition switch is turned off.
BCM controls interior lamps listed below:
Luggage room lamp
Vanity mirror lamp
Map lamp

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INFINITI FX35 2004 Service Manual INTERIOR ROOM LAMP
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Interior room lamp
Personal lamp
After lamps turn OFF by the battery saver system, the lamps illuminate aga

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INFINITI FX35 2004 Service Manual LT-162
INTERIOR ROOM LAMP
Revision: 2004 November 2004 FX35/FX45
SchematicAKS007F9
TKWH0228E

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INFINITI FX35 2004 Service Manual INTERIOR ROOM LAMP
LT-163
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Revision: 2004 November 2004 FX35/FX45
TKWM0823E

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INFINITI FX35 2004 Service Manual LT-164
INTERIOR ROOM LAMP
Revision: 2004 November 2004 FX35/FX45
Wiring Diagram — ROOM/L —AKS007FA
TKWM0824E

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INFINITI FX35 2004 Service Manual INTERIOR ROOM LAMP
LT-165
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Revision: 2004 November 2004 FX35/FX45
TKWH0229E

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