2003 NISSAN ALMERA N16 Daytime

System DescriptionNJEL0351The headlamp system on vehicles for cold spec. option contains a daytime light unit. The unit activates the
following whenever the engine is running with the lighting switch in the OFF position:
Low beam headlamps
Parking, license, tail and illumination lamps
Power is supplied at all times
through 10A fuse (No. 38, located in the fusible link and fuse box)
to daytime light unit terminal 1 and
to lighting switch terminal 11.
Power is also supplied at all times
through 15A fuse (No. 36, located in the fusible link and fuse box)
to daytime light unit terminal 3 and
to lighting switch terminal 5.
Power is also supplied at all times
through 15A fuse (No. 35, located in the fusible link and fuse box)
to daytime light unit terminal 2 and
to lighting switch terminal 8.
With the ignition switch in the ON or START position, power is supplied
through 10A fuse [No. 20, located in the fuse block (J/B)]
to daytime light unit terminal 7.
With the ignition switch in the START position, power is supplied
through 10A fuse [No. 21, located in the fuse block (J/B)]
to daytime light unit terminal 6.
Ground is supplied to daytime light unit terminal 9 through body grounds E30 and E73.
HEADLAMP OPERATION (DAYTIME LIGHT CANCEL OPERATION)NJEL0351S01When the lighting switch is turned to the 1st or 2nd position, power is supplied
through lighting switch terminal 12,
to daytime light unit terminal 11.
Then daytime light will be canceled. And the lighting system operation will be the same as no daytime light
system.
DAYTIME LIGHT OPERATIONNJEL0351S02With the engine running and the lighting switch in the OFF position, power is supplied
from alternator terminal 3
to daytime light unit terminal 8,
through daytime light unit terminal 5
to terminal 4 of headlamp LH,
through daytime light unit terminal 4
to terminal 2 of headlamp RH and
through daytime light unit terminal 10
to tail lamp and illumination.
Ground is supplied to terminal 5 of headlamp LH and terminal 1 of headlamp RHthrough body grounds E30
and E73.
HEADLAMP — DAYTIME LIGHT SYSTEM —
System Description
EL-46

SchematicNJEL0421
YEL669D
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HEADLAMP — DAYTIME LIGHT SYSTEM —
Schematic
EL-47

Wiring Diagram — DTRL —NJEL0422
YEL670D
HEADLAMP — DAYTIME LIGHT SYSTEM —
Wiring Diagram — DTRL —
EL-48

YEL671D
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HEADLAMP — DAYTIME LIGHT SYSTEM —
Wiring Diagram — DTRL — (Cont’d)
EL-49

YEL672D
HEADLAMP — DAYTIME LIGHT SYSTEM —
Wiring Diagram — DTRL — (Cont’d)
EL-50

Trouble DiagnosesNJEL0354DAYTIME LIGHT UNIT INSPECTION TABLENJEL0354S01
Terminal No. ConnectionsINPUT (I)/ OUT-
PUT (O)Operated conditionVoltage (V)
(Approximate val-
ues)
1Power source for illumina-
tion & tail lamp——12
2Power source for headlamp
LH——12
3Power source for headlamp
RH——12
4 Headlamp RH OON (daytime light operating*) 12
OFF 0
5 Headlamp LH OON (daytime light operating*) 12
OFF 0
6 Start signal I Ignition switchSTART 12
ON, ACC or OFF 0
7 Power source — Ignition switchON or START 12
ACC or OFF 0
8 Alternator “L” terminal I EngineRunning 12
Stopped 0
9 Ground — — —
10 Illumination & tail lamp OON (daytime light operating*) 12
OFF 0
11 Lighting switch I1ST·2ND position 12
OFF 0
*: Daytime light operating: Lighting switch in “OFF” position with enginerunning.
Bulb ReplacementNJEL0355Refer to “HEADLAMP” (EL-44).
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HEADLAMP — DAYTIME LIGHT SYSTEM —
Trouble Diagnoses
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Aiming AdjustmentNJEL0356Refer to “HEADLAMP” (EL-44).
HEADLAMP — DAYTIME LIGHT SYSTEM —
Aiming Adjustment
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from key switch terminal 2
to smart entrance control unit terminal 5.
Ground is supplied
from body grounds B9, B21 and D96 (Hatchback) or B308 (Sedan)
through front door switch (driver side) terminal 3 and 2
to smart entrance control unit terminal 43.
And, then smart entrance control unit receives any door lock signal.
LIGHT WARNING CHIMENJEL0453S02With ignition switch OFF, driver’s door open, and lighting switch in 1ST or2ND position, warning chime will
sound. Power is supplied.
from lighting switch terminal 12
through daytime light control unit terminals 11 and 10 (with daytime lightsystem)
to smart entrance control unit terminal 17
Ground is supplied
from front door switch (driver side) terminal 2
to smart entrance control unit terminal 43.
Front door switch (driver side) terminal 3 is grounded through body grounds B9, B21 and D96 (Hatchback) or
B308 (Sedan).
System Description/YD Engine Models without
Common Rail and K9K Engine Models
NJEL0550The warning chime is controlled by the time control unit.
The warning chime is located in the time control unit.
Power is supplied at all times
through 15A fuse [No. 5, located in fuse block (J/B)]
to time control unit terminal 9.
through 10A fuse [No. 12, located in the fuse block (J/B)]
to key switch terminal 1.
through 10A fuse (No. 38, located in the fuse and fusible link box)
to lighting switch terminal 11.
With the ignition switch in the ON or START position, power is supplied
through 10A fuse [No. 10, located in the fuse block (J/B)]
to time control unit terminal 1.
Ground is supplied to time control unit terminal 16 through body grounds M28 and M67.
When a signal, or combination of signals, is received by the time control unit, the warning chime will sound.
IGNITION KEY WARNING CHIMENJEL0550S01With the key in the ignition switch in the OFF position, the driver’s door open and driver’s door locked, the
warning chime will sound. Power is supplied
from key switch terminal 2
to time control unit terminal 22.
Ground is supplied
from body grounds B9, B21 and D96 (Hatchback) or B308 (Sedan)
through front door switch (driver side) terminal 3 and 2
to time control unit terminal 6, and
Ground is interrupted,
from body grounds M28 and M67
to time control unit terminal 35
LIGHT WARNING CHIMENJEL0550S02With ignition switch OFF, driver’s door open, and lighting switch in 1ST or2ND position, warning chime will
sound. Power is supplied.
from lighting switch terminal 12
to time control unit terminal 10
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WARNING CHIME
System Description/QG Engine Models and YD Engine Models with Common Rail(Cont’d)
EL-137