Infiniti Q45 (FY33). Manual — part 274
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Bulb Replacement/Xenon Type
CAUTION:
I
After replacing a new xenon bulb, be sure to make aiming
adjustments.
I
Hold only the plastic base when handling the bulb. Never
touch the glass envelope.
I
Do not leave headlamp reflector without bulb for a long
period of time. Dust, moisture, smoke, etc. entering head-
lamp body may affect the performance of the headlamp.
Remove headlamp bulb from the headlamp reflector just
before a replacement bulb is installed.
1.
Disconnect negative battery cable.
2.
Disconnect headlamp connector.
3.
Remove headlamp assembly.
WARNING:
Never service a xenon headlamp with wet hands.
SEL803V
XENON BULB (LOW BEAM)
1.
Remove tamper proof torx bolt (size: T20), then remove head-
lamp seal cover.
SEL804V
2.
Turn bulb socket counterclockwise with keep pushing, then
remove it.
GI
MA
EM
LC
EC
FE
AT
PD
FA
RA
BR
ST
RS
BT
HA
IDX
HEADLAMP (FOR U.S.A.) — XENON TYPE —
EL-87
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SEL805V
3.
Release retaining pin.
4.
Remove the xenon bulb.
5.
Install in the reverse order of removal.
CAUTION:
I
When disposing of the xenon bulb, do not break it; always
dispose of it as is.
I
Make sure to install the bulb securely; if the xenon bulb is
improperly installed in its socket, high-tension current
leaks occur. This may lead to a melted bulb and/or bulb
socket.
SEL806V
HIGH BEAM
1.
Remove headlamp seal cover by turning it counterclockwise.
2.
Disconnect bulb connector.
3.
Release retaining pin.
4.
Remove the bulb.
5.
Install in the reverse order of removal.
SEL829V
Aiming Adjustment/Xenon Type
LOW BEAM
1.
Turn headlamp low beam on.
2.
Use adjusting screw to perform aiming adjustment.
I
First tighten the adjusting screw all the way and then
make adjustment by loosening the screw.
HEADLAMP (FOR U.S.A.) — XENON TYPE —
Bulb Replacement/Xenon Type
(Cont’d)
EL-88
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SEL957V
SEL466V
CAUTION:
Be sure aiming switch is set to “0” when performing aiming
adjustment.
GI
MA
EM
LC
EC
FE
AT
PD
FA
RA
BR
ST
RS
BT
HA
IDX
HEADLAMP (FOR U.S.A.) — XENON TYPE —
Aiming Adjustment/Xenon Type (Cont’d)
EL-89
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Component Parts and Harness Connector
Location
SEL142Y
Daytime Light System/System Description
The headlamp system for Canada vehicles contains a daytime light control unit that activates the high beam
headlamps at approximately half illumination whenever the engine is running. If the parking brake is applied
before the engine is started the daytime lights will not be illuminated. The daytime lights will illuminate once
the parking brake is released. Thereafter, the daytime lights will continue to operate when the parking brake
is applied.
Power is supplied at all times
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to headlamp relay terminal
q
1
, and
I
through 15A fuse (No.
53
, located in the fuse and fusible link box)
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to headlamp relay terminal
q
5
, and
I
through 15A fuse (No.
54
, located in the fuse and fusible link box)
I
to headlamp relay terminal
q
7
.
With the ignition switch in the ON or START position, power is supplied
I
through 7.5A fuse [No.
20
, located in the fuse block (J/B)]
I
to daytime light control unit terminal
q
3
.
With the ignition switch in the START position, power is supplied
I
through 7.5A fuse [No.
34
, located in the fuse block (J/B)]
I
to daytime light control unit terminal
q
2
.
Ground is supplied to daytime light control unit terminal
q
16
through body grounds
E22
and
E36
.
HEADLAMP SWITCH OPERATION
When the lighting switch is turned to 2ND or PASS (“C”) positions, ground is supplied
I
to headlamp relay terminal
q
2
I
from the lighting switch terminal
q
12
.
Headlamp relay is then energized, and power is supplied
I
from the headlamp relay terminal
q
6
I
to combination meter terminal
q
22
for the HIGH BEAM indicator and
I
through daytime light control unit terminals
q
5
and
q
6
I
to terminal
q
2
of the LH headlamp.
Power is also supplied
I
from the headlamp relay terminal
q
3
I
through daytime light control unit terminals
q
4
and
q
7
I
to terminal
q
2
of the RH headlamp.
HEADLAMP (FOR CANADA) — CONVENTIONAL TYPE —
EL-90
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