LT-62
HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM -
Revision: 2006 November2007 350Z
NOTE:
After installation, perform aiming adjustment. Refer to LT- 6 0 , "
Aiming Adjustment" .
PARKING LAMP
1. Turn lighting switch OFF.
2. Remove fender protector (front). Refer to EI-21, "
FENDER PROTECTOR" .
3. Turn bulb socket counterclockwise and unlock it.
4. Remove bulb from its socket.
5. Installation is the reverse order of removal.
FRONT TURN SIGNAL LAMP
1. Turn lighting switch OFF.
2. Remove fender protector (front). Refer to EI-21, "
FENDER PROTECTOR" .
3. Turn bulb socket counterclockwise and unlock it.
4. Remove bulb from its socket.
5. Installation is the reverse order of removal.
FRONT SIDE MARKER LAMP
1. Remove headlamp. Refer to LT- 6 2 , "Removal and Installation" .
2. Replacement integral with headlamp housing assembly.
3. Installation is reverse order of removal.
CAUTION:
After installing bulb, be sure to install plastic cap and bulb socket securely to insure watertightness.
Removal and InstallationNKS004Y0
REMOVAL
1. Open the driver and front passenger window, and then disconnect the battery cable from the negative ter-
minal or remove power fuse.
CAUTION:
After the battery cables are disconnected, never open/close the driver and/or front passenger door
with the window in the full up position. The automatic window adjusting function will not work and
the side roof panel may be damaged.
2. Remove front bumper fascia. Refer to EI-14, "
FRONT
BUMPER" .
3. Remove headlamp mounting bolts.
4. Pull head lamp toward vehicle front, disconnect connector, and
remove headlamp.
INSTALLATION
Installation is the reverse order of removal.
NOTE:
After installation, perform aiming adjustment. Refer to LT- 6 0 , "
Aiming Adjustment" . Headlamp high/low beam (Xenon) : 12V - 35W (D2R)
Parking lamp : 12V - 5W
Front turn signal lamp/— : 12V - 28/8W (amber)
Front side marker lamp : LED
PKIA1865E
Headlamp mounting bolt : 6.1N·m (0.62 kg-m, 54 in lb)
TURN SIGNAL AND HAZARD WARNING LAMPS
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TURN SIGNAL AND HAZARD WARNING LAMPSPFP:26120
Component Parts and Harness Connector LocationNKS004Y3
System DescriptionNKS004Y4
TURN SIGNAL OPERATION
When the ignition switch is in ON or START position, power is supplied
through 10A fuse [No.1, located in fuse block (J/B)]
to BCM (body control module) terminal 38,
through 10A fuse [No.12, located in fuse block (J/B)]
to unified meter and A/C amp. terminal 22,
through 10A fuse [No.14, located in fuse block (J/B)]
to combination meter terminal 23.
Ground is supplied
to BCM terminal 52
to unified meter and A/C amp. terminals 29 and 30, and
to combination meter terminals 10, 11 and 12
through grounds M30 and M66.
LH Turn Signal Lamp
When the turn signal switch is moved to the left position, the BCM receives left turn signal by combination
switch reading function (Refer to BCS-3, "
COMBINATION SWITCH READING FUNCTION" ). Power is sup-
plied
through BCM terminal 45
to front combination lamp LH terminal 2
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TURN SIGNAL AND HAZARD WARNING LAMPS
Revision: 2006 November2007 350Z
to rear combination lamp LH terminal 2.
Ground is supplied
to front combination lamp LH terminal 8
through grounds E17, E43 and B102 (with VDC system, navigation system or telephone)
through grounds E17, E43 and F152 (without VDC system, navigation system and telephone),
to rear combination lamp LH terminal 4
through grounds B5, B6, D105 and T14 (Coupe models)
through grounds B5, B6 and T14 (Roadster models).
The BCM also supplies ground to unified meter and A/C amp. terminals 1and 11 through the CAN communica-
tion lines. This input signal is processed by the unified meter control unit in the combination meter through uni-
fied meter and A/C amp., which in turn supplies ground to left turn signal indicator lamp.
With the power and ground supplied, BCM controls the flashing of LH turn signal lamps.
RH Turn Signal Lamp
When the turn signal switch is moved to the right position, the BCM receives right turn signal by combination
switch reading function (Refer to BCS-3, "
COMBINATION SWITCH READING FUNCTION" ). Power is sup-
plied
through BCM terminal 46
to front combination lamp RH terminal 2
to rear combination lamp RH terminal 2.
Ground is supplied
to front combination lamp RH terminal 8
through grounds E17, E43 and B102 (with VDC system, navigation system or telephone)
through grounds E17, E43 and F152 (without VDC system, navigation system and telephone),
to rear combination lamp RH terminal 4
through grounds B5, B6, D105 and T14 (Coupe models)
through grounds B5, B6 and T14 (Roadster models).
The BCM also supplies ground to unified meter and A/C amp. terminals 1 and 11 through CAN communication
lines. This input signal is processed by unified meter control unit in combination meter through unified meter
and A/C amp., which in turn supplies ground to the right turn signal indicator lamp.
With power and ground supplied, BCM controls the flashing of RH turn signal lamps.
HAZARD WARNING LAMP OPERATION
Power is supplied at all times
through 40A fusible link (letter F, located in fuse, fusible link and relay box)
to BCM terminal 55,
through 10A fuse [No. 18, located in fuse block (J/B)]
to BCM terminal 42,
through 10A fuse [No. 19, located in fuse block (J/B)]
to combination meter terminal 24, and
to unified meter and A/C amp. terminal 21.
Ground is supplied
to BCM terminals 52
to unified meter and A/C amp. terminals 29 and 30, and
to combination meter terminals 10, 11 and 12
through grounds M30 and M66.
When the hazard switch is depressed, power is supplied
through BCM terminal 29
to hazard lamp switch terminal 2.
Ground is supplied
through hazard lamp switch terminal 1
to grounds M30 and M66.
TURN SIGNAL AND HAZARD WARNING LAMPS
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Preliminary CheckNKS004YB
CHECK POWER SUPPLY AND GROUND CIRCUIT
1. CHECK FUSES AND FUSIBLE LINK
Check for blown fuses and fusible link.
Refer to LT- 6 9 , "
Wiring Diagram — TURN —" .
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. Refer to PG-
4, "POWER SUPPLY ROUTING CIRCUIT" .
2. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connectors.
3. Check voltage between BCM harness connector terminals and
ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK GROUND CIRCUIT
Check continuity between BCM harness connector terminal and
ground.
OK or NG
OK >> INSPECTION END
NG >> Repair harness or connector.
UNIT POWER SOURCE Fuse and fusible link No.
BCMBatteryF
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Ignition switch ON or START position 1
Ignition switch ACC or ON position 6
Terminals Ignition switch position
(+)
(-) OFF ON
BCM
connectorTerminal
M90 38
GroundApprox. 0 V Battery voltage
M9142 Battery voltage Battery voltage
55 Battery voltage Battery voltage
PKIB5199E
BCM connector Terminal
GroundContinuity
M91 52 Yes
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PARKING, LICENSE PLATE AND TAIL LAMPS
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PARKING, LICENSE PLATE AND TAIL LAMPSPFP:26550
Component Parts and Harness Connector LocationNKS004YZ
System DescriptionNKS004Z0
Control of parking, license plate, side maker and tail lamps operation is dependent upon the position of lighting
switch (combination switch). When the lighting switch is in the 1ST position, the BCM (body control module)
receives input signal requesting the parking, license plate, side marker and tail lamps to illuminate. This input
signal is communicated to the IPDM E/R (intelligent power distribution module engine room) through CAN
communication. The CPU (central processing unit) located in the IPDM E/R controls the tail lamp relay coil
and daytime light relay
* coil. These relay, when energized, directs power to parking, license plate, side marker
and tail lamps, which then illuminate.
NOTE:
Daytime light relay*: Canada models
OUTLINE
Power is supplied at all times
through 10A fuse (No.71, located in IPDM E/R)
to tail lamp relay, located in IPDM E/R, and
to CPU located in IPDM E/R,
through 15A fuse (No.78, located in IPDM E/R)
to CPU located in IPDM E/R,
through 40A fusible link (letter F, located in fuse, fusible link and relay box)
to BCM terminal 55,
through 10A fuse [No.18, located in fuse block (J/B)]
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PARKING, LICENSE PLATE AND TAIL LAMPS
Revision: 2006 November2007 350Z
to BCM terminal 42.
With ignition switch in ON or START position, power is supplied
to CPU located in IPDM E/R,
through 10A fuse [No.1, located in fuse block (J/B)]
to BCM terminal 38.
With ignition switch in ACC or ON position, power is supplied
through 10A fuse [No. 6, located in fuse block (J/B)]
to BCM terminal 11.
Ground is supplied
to BCM terminal 52
through grounds M30 and M66,
to IPDM E/R terminals 38 and 60
through grounds E17, E43 and B102 (with VDC system, navigation system or telephone)
through grounds E17, E43 and F152 (without VDC system, navigation system and telephone).
OPERATION BY LIGHTING SWITCH
With the lighting switch in the 1ST or 2ND position, the BCM receives input signal requesting the parking,
license plate, side marker and tail lamps to illuminate. This input is communicated to the IPDM E/R through
the CAN communication lines. The CPU located in the IPDM E/R controls the tail lamp relay coil and daytime
light relay
* coil. These relay, when energized, directs power to parking, license plate, side marker and tail
lamps, which when energized, directs power
through IPDM E/R terminal 22 (USA models)
through daytime light relay terminal 5 (Canada models)
to front combination lamp LH terminals 6
to front combination lamp RH terminals 6
to rear combination lamp LH terminals 2
to rear combination lamp RH terminals 2
to license plate lamp LH terminal 2, and
to license plate lamp RH terminal 2.
Ground is supplied at all times
to front combination lamp LH terminal 8, and
to front combination lamp RH terminal 8
through grounds E17, E43 and B102 (with VDC system, navigation system or telephone)
through grounds E17, E43 and F152 (without VDC system, navigation system and telephone),
to rear combination lamp LH terminals 3
to rear combination lamp RH terminals 3
to license plate lamp LH terminal 1, and
to license plate lamp RH terminal 1
through grounds B5, B6, D105 and T14 (Coupe models)
through grounds B5, B6 and T14 (Roadster models).
With power and ground supplied, parking, license plate side marker and tail lamps illuminate.
NOTE:
Daytime light relay*: Canada models
COMBINATION SWITCH READING FUNCTION
Refer to BCS-3, "COMBINATION SWITCH READING FUNCTION" .
EXTERIOR LAMP BATTERY SAVER CONTROL
When the combination switch (lighting switch) is in the 2ND position (ON), and the ignition switch is turned
from ON or ACC to OFF, the battery saver control function is activated.
Under this condition, the parking, license, side marker and tail lamps remain illuminated for 5 minutes, then the
headlamps are turned off.
Exterior lamp battery saver control mode can be changed by the function setting of CONSULT-III.
LT-114
PARKING, LICENSE PLATE AND TAIL LAMPS
Revision: 2006 November2007 350Z
Terminals and Reference Values for IPDM E/RNKS004Z6
How to Proceed With Trouble DiagnosisNKS004Z7
1. Confirm the symptom or customer complaint.
2. Understand operation description and function description. Refer to LT- 1 0 3 , "
System Description" .
3. Carry out preliminary check. Refer to LT- 11 4 , "
Preliminary Check" .
4. Check symptom and repair or replace the cause of malfunction.
5. Do parking, license plate, side marker and tail lamps operate normally? If YES, GO TO 6. If NO, GO TO 4.
6. INSPECTION END
Preliminary CheckNKS004Z8
CHECK POWER SUPPLY AND GROUND CIRCUIT
1. CHECK FUSES AND FUSIBLE LINK
Check for blown fuses and fusible link.
Refer to LT- 1 0 7 , "
Wiring Diagram — TAIL/L —" .
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. Refer to PG-
4, "POWER SUPPLY ROUTING CIRCUIT" .
39 L CAN − H— — —
40 P CAN − L— — —
42 GYBattery power
supplyOFF — Battery voltage
52 B Ground ON — Approx. 0 V
55 RBattery power
supplyOFF — Battery voltage Te r -
minal
No.Wire
colorSignal nameMeasuring condition
Reference value
Ignition
switchOperation or condition
Terminal
No.Wire color Signal nameMeasuring condition
Reference value
Ignition switch Operation or condition
22 RParking, license plate,
side marker and tail lampON Lighting switch 1ST positionOFF Approx. 0 V
ON Battery voltage
38 B Ground ON — Approx. 0 V
48 L CAN − H— — —
49 P CAN − L—— —
60 B Ground ON — Approx. 0 V
Unit Power source Fuse and fusible link No.
BCMBatteryF
18
Ignition switch ON or START position 1
Ignition switch ACC or ON position 6
IPDM E/R Battery 71
INTERIOR ROOM LAMP
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POWER SUPPLY AND GROUND
Power is supplied at all times
through 10A fuse [No.21, located in fuse block (J/B)]
to key switch terminal 2,
through 10A fuse [No.18, located in fuse block (J/B)]
to BCM terminal 42,
through 40A fusible link (letter F, located in fuse, fusible link and relay box)
to BCM terminal 55.
When key is removed from ignition key cylinder, power is interrupted
through key switch terminal 1
to BCM terminal 37.
With ignition switch in ON or START position, power is supplied
through 10A fuse [No.1, located in fuse block (J/B)]
to BCM terminal 38.
When map lamp and vanity mirror lamp power is supplied at times
through BCM terminal 41
to ignition key hole illumination terminal1
to map lamp terminal 3 (Coupe models)
to map lamp terminal 2 (Roadster models)
to luggage room lamp terminal 1 (Coupe models)
to trunk room lamp terminal 1 (Roadster models) and
to vanity mirror lamp LH and RH terminals 1.
Ground is supplied
to BCM terminal 52
through grounds M30 and M66.
When driver side door is opened, ground is supplied
through case ground of driver side door switch
to BCM terminal 62.
When passenger side door is opened, ground is supplied
through case ground of passenger side door switch
to BCM terminal 12.
When back door is opened, ground is supplied (Coupe models)
through grounds B5, B6, D105 and T14
to back door switch terminal 3
through back door switch terminal 1
to BCM terminal 58.
When trunk lid is opened, ground is supplied (Roadster models)
through grounds B5, B6 and T14
to trunk lid lock assembly (trunk room lamp switch) terminal 1
through trunk lid lock assembly (trunk room lamp switch) terminal 3
to BCM terminal 57.
When the driver side door or passenger side door is unlocked by door lock and unlock switch, The BCM
receives unlock signal with power window serial link
through grounds M30 and M66
to power window main switch (door lock and unlock switch) terminal 15 or power window sub switch (door
lock and unlock switch) terminal 11
through power window main switch (door lock and unlock switch) terminal 12 and power window sub
switch (door lock and unlock switch) terminal 16
to BCM terminal 22.