System Description
POWER SUPPLY AND GROUND
Power is supplied at all times:
Ithrough 15A fuse [No. 5, located in the fuse block (J/B)]
I to time control unit terminal U09,
I through 10A fuse [No. 16, located in the fuse block (J/B)]
I to front interior lamp terminal 1,
I to rear interior lamp terminal 1 (Wagon models)
I to rear room lamp terminal 2 (Hardtop models)
I to sunroof switch and map lamps terminal 3 (with sunroof),
I to map lamp terminal 2 (without sunroof).
Ground is supplied:
I through body grounds terminals F36, F47 (LHD models) or M33, M754 (RHD models).
I through fuse block terminal MM2
I to time control unit terminal U16
When the driver side door is opened, ground is supplied:
I through driver side door switch case ground and terminal 1, and
I through fuse block terminal B07
I to time control unit terminal U06
When any door is opened, ground is supplied:
I through case ground and terminal 1 of each door switch,
I through fuse block terminal B01
I to time control unit terminal U07.
When the driver side door is unlocked by the door lock/unlock switch, the time control unit receives a ground
signal:
I through body grounds B10 and B18
I to power window main switch terminal 3
I from power window main switch terminal 7
I to time control unit terminal U37.
When a signal, or combination of signals is received by the time control unit, ground is supplied:
I through time control unit terminal U12 and fuse block terminal R01
I to front interior room lamp terminal 2.
I to rear interior lamp terminal 2 (Wagon models).
I to rear interior room lamp terminal 1 (Hardtop models).
With power and ground supplied, the interior room lamps illuminate when the lamp switch is in ªDOORº posi-
tion.
SWITCH OPERATION
When interior room lamp switch is in ªONº position, ground is supplied:
I through front interior lamp case ground.
I through rear interior lamp case ground (Wagon models).
When sunroof switch and map lamps (with sunroof) is ON, ground is supplied:
I through body grounds F36, F47 (LHD models) or M33, M754 (RHD models)
I through fuse block terminal MM2 and R03
I to sunroof switch map lamps terminal 2.
When map lamp (without sunroof) is ON, ground is supplied:
I through body grounds F36, F47 (LHD models) or M33, M754 (RHD models)
I through fuse block terminal MM2 and R03
I to map lamp terminal 1.
With power and ground supplied, the interior room lamps, map lamps illuminate.
INTERIOR ROOM LAMP TIMER OPERATION
When interior room lamp switch is in the ªDOORº position, the time control unit keeps the interior room lamp
illuminated for about 30 seconds when:
I unlock signal is supplied from door lock/unlock switch while all doors are closed
I unlock signal is supplied from remote controller or door key cylinder while all doors are closed
I driver's door is opened and then closed
The timer is canceled when:
I driver's door is locked,
INTERIOR LAMP
EL-72
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Idriver's door is opened, or
I ignition switch is turned ON.
ON-OFF Control
When the driver side door, front passenger door, rear LH or RH door is opened, the interior room lamp turns
on while the interior room lamp switch is in the ªDOORº position.
Battery Saver
The interior room lamp is turned OFF automatically with the lamp switch in the ªDOORº position after about
30 minutes, if the lamp remains lit by the door switch open signal.
INTERIOR LAMP
System Description (Cont'd)
EL-73
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![NISSAN TERRANO 2004 Service Repair Manual System Description
POWER SUPPLY AND GROUND
Power is supplied at all times:
Ithrough 15A fuse [No. 5, located in the fuse block (J/B)]
I to time control unit terminal U09,
I through 10A fuse [No. 16, l](/img/5/57394/w960_57394-1564.png "NISSAN TERRANO 2004 Service Repair Manual System Description
POWER SUPPLY AND GROUND
Power is supplied at all times:
Ithrough 15A fuse [No. 5, located in the fuse block (J/B)]
I to time control unit terminal U09,
I through 10A fuse [No. 16, l")
