LT-124
STEP LAMP
Revision: 2004 November 2004 FX35/FX45
STEP LAMPPFP:26420
Front Door Step LampAKS007DO
BULB REPLACEMENT, REMOVAL AND INSTALLATION
1. Remove door finisher. Refer to EI-35, "Removal and Installation"
in “EI” section.
2. Insert a screwdriver in lens and remove lens.
3. Remove bulb.
4. Install in the reverse order of removal.
Rear Door Step LampAKS007DP
BULB REPLACEMENT, REMOVAL AND INSTALLATION
1. Remove door finisher. Refer to in “EI” section.
2. Insert a screwdriver in lens and remove lens.
3. Remove bulb.
4. Install in the reverse order of removal.Step lamp : 12V - 5W
SKIA5564E
Step lamp : 12V - 5W
SKIA5565E
PARKING, LICENSE PLATE AND TAIL LAMPS
LT-145
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Revision: 2004 November 2004 FX35/FX45
5. CHECK TURN SIGNAL LAMPS CIRCUIT
1. Disconnect rear combination lamp RH and LH connector.
2. Check continuity between rear combination lamp control unit
harness connector B65 terminal 11 (W) and rear combination
lamp LH harness connector B57 terminal 3 (W).
3. Check continuity between rear combination lamp control unit
harness connector B65 terminal 10 (BR) and rear combination
lamp LH harness connector B57 terminal 4 (BR).
4. Check continuity between rear combination lamp control unit
harness connector B65 terminal 9 (LG) and rear combination lamp RH harness connector B219 terminal 3
(LG).
5. Check continuity between rear combination lamp control unit harness connector B65 terminal 8 (Y) and
rear combination lamp RH harness connector B219 terminal 4 (Y).
OK or NG
OK >> Replace rear combination lamp control unit or rear combination lamp, and then check if turn signal
lamps is illuminated.
NG >> Repair harness or connector.
Parking, License Plate and Tail Lamps Do Not Turn OFF (After Approx. 10 Min-
utes)
AKS007E4
1. CHECK IPDM E/R
1. Turn ignition switch ON. Turn the combination switch (lighting switch) to the OFF position. Turn ignition
switch OFF.
2. Verify that the parking, license plate, and tail lamps turn ON and OFF after approximately 10 minutes.
OK or NG
OK >> Ignition relay malfunction. Refer to PG-19, "Function of Detecting Ignition Relay Malfunction" .
NG >> INSPECTION END
License Plate LampAKS007E5
BULB REPLACEMENT, REMOVAL AND INSTALLATION
1. Remove screws and remove license plate lamp from back door.
2. Disconnect license plate lamp connector.11 (W) – 3 (W) : Continuity should exist.
10 (BR) – 4 (BR) : Continuity should exist.
9 (LG) – 3 (LG) : Continuity should exist.
8 (Y) – 4 (Y) : Continuity should exist.
SKIA5910E
SKIA5567E
REAR COMBINATION LAMP
LT-147
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Revision: 2004 November 2004 FX35/FX45
REAR COMBINATION LAMPPFP:26554
Bulb ReplacementAKS007FP
REAR FENDER SIDE (REAR SIDE MARKER LAMP BULB)
1. Remove rear combination lamp.
2. Turn bulb socket counterclockwise and unlock it.
3. Remove bulb.
BACK DOOR SIDE (BACK-UP LAMP)
1. Remove rear combination lamp.
2. Turn bulb socket counterclockwise and unlock it.
3. Remove bulb.
Removal and InstallationAKS007FQ
REMOVAL
Rear Fender Side
1. Remove bumper side cover A. Refer to EI-18, "Removal and
Installation" in “EI” section.
2. Disconnect rear combination lamp connector.
3. Remove rear combination lamp mounting bolts.
4. Pull rear combination lamp toward side of the vehicle and
remove from the vehicle.
SKIA5569E
SKIA5570E
Stop/tail lamp (rear fender side) : LED (Replace together with rear combination
lamp assembly.)
Rear side marker lamp (rear fender side) : 12V - 3.8W
Back-up lamp (back door side) : 12V - 18W
Rear turn signal lamp (rear fender side) : LED (Replace together with rear combination
lamp assembly.)
SKIA5571E
LT-148
REAR COMBINATION LAMP
Revision: 2004 November 2004 FX35/FX45
Trunk Lid Side
1. Remove back door finisher. Refer to EI-46, "Removal and Instal-
lation" in “EI” section.
2. Disconnect rear combination lamp connector.
3. Remove rear combination lamp mounting nuts.
4. Remove rear combination lamp from back door.
5. Remove seal packing from back door.
INSTALLATION
Note the following, and install in the reverse order of removal.
Install a new seal packing to the rear combination lamp.
CAUTION:
Seal packing cannot be reused.
SKIA5572E
Rear combination lamp mounting nut : 3.2 N·m (0.33 kg-m, 28 in-lb)
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.
INTERIOR ROOM LAMP
LT-159
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Revision: 2004 November 2004 FX35/FX45
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
LT-172
INTERIOR ROOM LAMP
Revision: 2004 November 2004 FX35/FX45
Terminals and Reference Values for BCMAKS007FB
Terminal
No.Wire
colorSignal nameMeasuring condition
Reference value
Ignition
switchOperation or condition
1PUIgnition keyhole illumina-
tion signalOFFDoor is locked. (SW OFF) Battery voltage
Door is unlocked. (SW ON) Approx. 0V
12 P/B Front door switch AS signal OFFFront door switch
ASON (open) Approx. 0V
OFF (closed) Battery voltage
13 P/L Rear door switch RH signal OFFRear door switch
RHON (open) Approx. 0V
OFF (closed) Battery voltage
22 O/RPower window switch serial
link——
37 B/WKey-in detection switch sig-
nalOFFVehicle key is removed. Approx. 0V
Vehicle key is inserted. Battery voltage
38 W/L Ignition power supply ON — Battery voltage
39 L CAN−H—— —
40 R CAN−L—— —
41 R/B Battery saver output signalOFF30 minutes after ignition switch is
turned to OFFApprox. 0V
ON — Battery voltage
42 L/R Battery power supply OFF — Battery voltage
47 Y/R Step lamp signal OFFAny door is open (ON) Approx. 0V
All doors are closed (OFF) Battery voltage
48 PU/WInterior room lamp, map
lamp and front door inside
handle illumination output
signalOFFInterior door
switch:
DOOR positionAny
door
switchON
(open)Approx. 0V
OFF
(closed)Battery voltage
49
52B Ground ON — Approx. 0V
55 G Battery power supply OFF — Battery voltage
58 LBack door switch signal
(Auto close motor)OFF Back door switchON (open) Approx. 0V
OFF (closed) Battery voltage
62 W Front door switch DR signal OFFFront door switch
DRON (open) Approx. 0V
OFF (closed) Battery voltage
63 P Rear door switch LH signal OFFRear door switch
LHON (open) Approx. 0V
OFF (closed) Battery voltage
PIIA2344J
LT-176
INTERIOR ROOM LAMP
Revision: 2004 November 2004 FX35/FX45
NOTE:
Vehicle with intelligent key system display this item.
ACTIVE TEST
Operation Procedure
1. Touch “INT LAMP” on “SELECT TEST ITEM” screen.
2. Touch “ACTIVE TEST” on “SELECT DIAG MODE” screen.
3. Touch item to be tested and check operation of the selected item.
4. During the operation check, touching “BACK” deactivates the operation.
Display Item List
Interior Room Lamp Control Does Not OperateAKS007FF
1. CHECK EACH SWITCH
Select “BCM” on CONSULT-II. With “INT LAMP” data monitor to
make sure switches listed in display item list turn ON-OFF linked
with switch operation. Refer to LT- 1 7 5 , "
Display Item List" for
switches and their functions.
OK or NG
OK >> GO TO 2.
NG >> Inspect malfunctioning switch system.
DOOR SW - DR “ON/OFF”Displays status of the driver door as judged from the driver door switch signal. (Door is open: ON/
Door is closed: OFF)
DOOR SW - AS “ON/OFF”Displays “Door open (ON)/Door closed (OFF)” status, determined from passenger door switch sig-
nal.
DOOR SW - RR “ON/OFF” Displays “Door open (ON)/Door closed (OFF)” status, determined from rear door switch RH signal.
DOOR SW - RL “ON/OFF” Displays “Door open (ON)/Door closed (OFF) ” status, determined from rear door switch LH signal.
BACK DOOR SW “ON/OFF” Displays “Door open (ON)/Door closed (OFF)” status, determined from back door switch signal.
KEY CYL LK - SW “ON/OFF” Displays “Door locked (ON) status, determined from key cylinder lock switch in driver door.
KEY CYL UN - SW “ON/OFF” Displays “Door unlocked (OFF) status, determined from key cylinder lock switch in driver door.
CDL LOCK SW “ON/OFF”Displays “Door locked (ON)/Door unlocked (OFF) status, determined from locking detection switch
in driver door.
CDL UNLOCK SW “ON/OFF”Displays “Door unlocked (OFF)” status, determined from locking detection switch in passenger
door.
I− KEY LOCK
NOTE“ON/OFF” Displays “Locked (ON)/Other (OFF)” status, determined from lock signal.
I− KEY UNLOCK
NOTE“ON/OFF” Displays “Unlocked (ON)/Other (OFF)” status, determined from unlock signal.
KEYLESS LOCK “ON/OFF” Displays “Locked (ON)/Other (OFF)” status, determined from lock signal.
KEYLESS UNLOCK “ON/OFF” Displays “Unlocked (ON)/Other (OFF)” status, determined from unlock signal.Monitor item Contents
Test item Description
INT LAMP Interior room lamp can be operated by any ON-OFF operations.
IGN ILLUM Ignition key hole illumination can be operated by ON− OFF operation.
SKIA5930E