2005 INFINITI FX35 Front lamp

INTERIOR ROOM LAMP LT-161
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Revision: 2005 July 2005 FX
When rear door LH is opened, ground is supplied

through case ground of rear door switch LH

through rear door switch LH terminal 1

to BCM terminal 63, and

to personal lamp LH terminal 1.
When rear door RH is opened, ground is supplied

through case ground of rear door switch RH

through rear door switch RH terminal 1

to BCM terminal 13, and

to personal lamp RH terminal 1.
When driver side door is unlocked by door lock and unlock switch, BCM receives a ground signal

through grounds terminals M35, M45 and M85

to power window main switch (door lock and unlock switch) terminal 17 or front power window switch
(passenger 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 terminal 2, and

to rear door inside handle illumination 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) and rear step lamp (LH and RH) terminals 2

through rear door switch (LH or RH) terminal 1

to personal lamp (LH or RH) terminals 1.
And power is supplied

from BCM terminal 41

to front step lamp (driver side and passenger side) and rear step lamp (LH and RH) terminals 1, and

to personal lamp (LH and RH) terminals 2
When map lamp switch is ON, ground is supplied

INTERIOR ROOM LAMP LT-175
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Revision: 2005 July 2005 FX
Terminals and Reference Values for BCMAKS007FB
Terminal
No. Wire
color Signal name Measuring condition
Reference value
Ignition
switch Operation or condition
1PU Ignition keyhole illumi-
nation signal OFF Door is locked. (SW OFF) Battery voltage
Door is unlocked. (SW ON) Approx. 0V
12 P/B Front door switch AS
signal OFF
Front door switch
AS ON (open) Approx. 0V
OFF (closed) Battery voltage
13 P/L Rear door switch RH
signal OFF
Rear door switch
RH ON (open) Approx. 0V
OFF (closed) Battery voltage
22 OR Power window switch
serial link ——
37 B/W Key-in detection
switch signal OFF Vehicle 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
signal OFF
30 minutes after ignition switch is turned to
OFF Approx. 0V
ON — Battery voltage
42 L/R Battery power supply OFF — Battery voltage
47 Y/R Step lamp signal OFF Any door is open (ON) Approx. 0V
All doors are closed (OFF) Battery voltage
48 PU/W Interior room lamp,
map lamp, front door
inside handle and rear
door inside handle illu-
mination output signal OFF
Interior door
switch:
DOOR position Any
door
switch ON (open) Approx. 0V
OFF (closed) Battery voltage
49 B Ground ON — Approx. 0V
52 B Ground ON — Approx. 0V
55 G Battery power supply OFF — Battery voltage
58 L Back door switch sig-
nal (Auto close motor) OFF Back door switch ON (open) Approx. 0V
OFF (closed) Battery voltage
62 W Front door switch DR
signal OFF
Front door switch
DR ON (open) Approx. 0V
OFF (closed) Battery voltage
63 P Rear door switch LH
signal OFF
Rear door switch
LH ON (open) Approx. 0V
OFF (closed) Battery voltage
PIIA2344J

LT-186
INTERIOR ROOM LAMP
Revision: 2005 July 2005 FX
All Step Lamps Do Not OperateAKS007FI
1. CHECK EACH DOOR SWITCH
Select “BCM” on CONSULT-II. With “INT LAMP” data monitor to
make sure switches listed below turn ON-OFF linked with switch
operation.
OK or NG
OK >> GO TO 2.
NG >> Inspect malfunctioning switch system.
2. CHECK STEP LAMP INPUT
1. Turn ignition switch OFF.
2. Check voltage between front door driver side step lamp harness connector D9 terminal 1 (R) and ground.
OK or NG
OK >> GO TO 3.
NG >> GO TO 4.
3. CHECK STEP LAMP CIRCUIT
1. Disconnect BCM connector and front door driver side step lamp connector.
2. Check continuity between BCM harness connector M4 terminal 47 (Y/R) and front door driver side step lamp harness connector
D9 terminal 2 (SB).
OK or NG
OK >> Replace BCM if step lamp does not work after setting the connector again. Refer to BCS-16, "
Removal and
Installation of BCM" .
NG >> Repair harness or connector.
Switch name CONSULT screen
Driver side door switch DOOR SW - DR
Passenger side door switch DOOR SW - AS
Rear RH side door switch DOOR SW - RR
Rear LH side door switch DOOR SW - RL
PKIB3532E
1 (R) – Ground : Battery voltage.
PKIA5264E
47 (Y/R) – 2 (SB) : Continuity should exist.
PKIB3522E

INTERIOR ROOM LAMP LT-187
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4. CHECK STEP LAMP CIRCUIT
1. Disconnect BCM connector and front door driver side step lamp connector.
2. Check continuity between BCM harness connector M4 terminal 41 (R/B) and front door driver side step lamp harness connector
D9 terminal 1 (R).
OK or NG
OK >> Replace BCM if step lamp does not work after setting the connector again. Refer to BCS-16, "
Removal and
Installation of BCM" .
NG >> Repair harness or connector.
All Interior Room Lamps Do Not OperateAKS007FJ
1. CHECK POWER SUPPLY CIRCUIT
1. All interior room lamps switch are OFF.
2. Turn ignition switch ON.
3. Check voltage between BCM harness connector M4 terminal 41 (R/B) and ground.
OK or NG
OK >> Repair harness or connector. In a case of making a short circuit, be sure to disconnect cable from the nega-
tive terminal repairing harness, and then reconnect.
NG >> Replace BCM. Refer to BCS-16, "
Removal and Installa-
tion of BCM" .
Bulb ReplacementAKS007FK
INTERIOR ROOM LAMP
1. Remove interior room lamp. Refer to LT- 1 8 8 , "Removal and
Installation" .
2. Insert a suitable tool and remove lens.
3. Remove bulb.
4. Installation is the reverse order of removal.
MAP LAMP
Refer to LT- 1 5 2 , "Bulb Replacement" in “MAPLAMP”.
PERSONAL LAMP
Refer to LT- 1 5 3 , "Bulb Replacement" in “PERSONAL LAMP”.
41 (R/B) – 1 (R) : Continuity should exist.
PKIB3523E
41 (R/B) – Ground : Battery voltage.
PKIB3524E
Interior room lamp :12V - 10W
PKIB3637E

LT-190
ILLUMINATION
Revision: 2005 July 2005 FX

to clock (illumination) terminal 3

to hazard switch (illumination) terminal 3

to heated seat switch (driver side) (illumination) terminal 5

to heated seat switch (passenger side) (illumination) terminal 5

to LDW switch (illumination) terminal 5

to door mirror remote control switch (illumination) terminal 16

to A/C and AV switch (illumination) terminal 3

to NAVI control unit (illumination) terminal 25

to DVD player (illumination) terminal 12

to front cigarette lighter socket terminal 2

to rear power window switch LH (illumination) terminal 6 (without interruption detection function for rear
door window), and

to rear power window switch RH (illumination) terminal 6 (without interruption detection function for rear
door window).
Illumination control

through combination meter terminal 19

to A/T device (illumination) terminal 12

to snow mode switch (illumination) terminal 6

to VDC off switch (illumination) terminal 4

to clock (illumination) terminal 4

to hazard switch (illumination) terminal 4

to heated seat switch (driver side) (illumination) terminal 6

to heated seat switch (passenger side) (illumination) terminal 6

to door mirror remote control switch terminal 15

to LDW switch (illumination) terminal 4,

to A/C and AV switch (illumination) terminal 4

to NAVI control unit (illumination) terminal 30, and

to DVD player (illumination) terminal 10.
Ground is supplied at all times

to glove box lamp terminal 2, and

to front cigarette lighter socket terminal 3

through grounds M35, M45 and M85,

to rear power window switch LH (illumination) terminal 7 (without interruption detection function for rear
door window), and

to rear power window switch RH (illumination) terminal 7 (without interruption detection function for rear
door window)

through grounds B15 and B45.
With power and ground supplied, illumination lamps illuminate.
EXTERIOR LAMP BATTERY SAVER CONTROL
When the lighting switch is in the 1ST or 2ND position (or if auto light system is activated), and ignition switch
is turned from ON or ACC to OFF, battery saver control function is activated.
Under this condition, illumination lamps remain illuminated for 5 minutes, then illumination lamps are turned
off.
When the lighting switch is turned from OFF to 1ST or 2ND position (or if auto light system is activated) after
illumination lamps are turned off by battery saver control, and illumination lamps illuminate again.
Exterior lamp battery saver control mode can be changed by the function setting of CONSULT-II.
CAN Communication System DescriptionAKS007EJ
CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle mul-
tiplex communication line with high data communication speed and excellent error detection ability. Many elec-
tronic control units are equipped onto a vehicle, and each control unit shares information and links with other
control units during operation (not independent). In CAN communication, control units are connected with 2

LT-202
ILLUMINATION
Revision: 2005 July 2005 FX
Removal and InstallationAKS007EN
ILLUMINATION CONTROL SWITCH
Refer to DI-27, "Removal and Installation of Odo/Trip Meter and Illumination Control Switch" in “DI” section.
GLOVE BOX LAMP
Refer to LT- 1 5 6 , "Bulb Replacement, Removal and Installation" .
FRONT DOOR INSIDE ILLUMINATION
Refer to EI-34, "Removal and Installation" in “EI” section.

BULB SPECIFICATIONS LT-203
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BULB SPECIFICATIONSPFP:26297
HeadlampAKS007EO
Exterior LampAKS007EP
Interior Lamp/IlluminationAKS007EQ
Item Wattage (W)
High/Low (Xenon type) 35 (D2S)
Item Wattage (W)
Front combination lamp Front turn signal lamp 21 (amber)
Daytime/Parking lamp 21/5
Front side marker lamp 3.8
Rear combination lamp Stop/Tail lamp and Rear Turn signal
lamp LED
Rear side marker lamp 3.8
Front fog lamp 51 (HB4)
Back-up lamp 18
License plate lamp 5
High-mounted stop lamp (back door mount) LED
Item Wattage (W)
Map lamp 8
Interior room lamp 10
Personal lamp 8
Luggage room lamp 8
Step lamp 5
Glove box lamp 1.4
Vanity mirror lamp 1.32
Ignition key hole illumination 0.8
Front door inside handle illumination LED
Rear door inside handle illumination LED
Console illumination lamp 1.4

ENGINE MAINTENANCE (VK45DE ENGINE) MA-23
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DRAINING ENGINE COOLANT
1. Remove grommet engine front undercover.
2. Open radiator drain plug at the bottom of radiator, and then
remove radiator cap.
When draining all of engine coolant in the system, open water drain plugs on cylinder block. Refer
to EM-246, "
DISASSEMBLY" .
3. Remove reservoir tank as necessary, and drain engine coolant and clean reservoir tank before installing.
4. Check drained engine coolant for contaminants such as rust, corrosion or discoloration. If contaminated, flush the engine cooling system. Refer to MA-24, "
FLUSHING COOLING SYSTEM" .
REFILLING ENGINE COOLANT
1. Install reservoir tank, and radiator drain plug.
CAUTION:
Be sure to clean radiator drain plug and install with new O-ring.
If water drain plugs on cylinder block are removed, close and tighten them. Refer to EM-249,
"ASSEMBLY" .
2. Make sure that each hose clamp has been firmly tightened.
3. Remove air relief plug on heater hose.
4. Fill thermostat housing and reservoir tank to specified level.

Refill engine coolant up to filler neck of thermostat housing.

Pour engine coolant through engine coolant filler neck slowly of less than 2 (2-1/8 US qt, 1-3/4
Imp qt) a minute to allow air in system to escape.
PBIC3036E
SBIA0444E
Radiator drain plug:
: 1.19 N·m (0.12 kg-m, 11 in-lb)
PBIC1530E