Sentra L4-2.5L (QR25DE) (2003)
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When interior lamp switch is in the ON position, ground is supplied:
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through case ground of interior lamp
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to interior lamp.
Power is supplied:
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to interior lamp terminal +
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from time control unit terminal 3.
Interior Lamp Timer Operation
When interior lamp switch is in the "DOOR" position, the time control unit keeps the interior lamp illuminated for about 30 seconds when:
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unlock signal is supplied from driver door unlock sensor while all doors are closed and key is out of ignition key cylinder
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key is removed from ignition key cylinder while all doors are closed
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driver door is opened and then closed while key is out of the ignition key cylinder. (However, if the driver door is closed with the key inserted in
the ignition key cylinder after the driver door is opened with the key removed, the timer is operated.)
The timer is canceled when:
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driver door is locked,
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driver door is opened, or
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ignition switch is turned ON.
ON-OFF Control
When the front 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 "DOOR" position.
Battery Saver
The lamp turns off automatically when interior lamp, map lamp, and/or vanity lamps are illuminated with the ignition key in OFF position, if the lamp
remains lit by the door switch open signal or if the lamp switch is in ON position for approximately 10 minutes.
After lamps turn OFF by the battery saver system, the lamps illuminate again when:
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driver door is locked or unlocked,
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door is opened or closed,
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key is inserted in or removed from ignition key cylinder.
WITH REMOTE KEYLESS ENTRY SYSTEM
Power Supply and Ground
Power is supplied at all times:
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through 10 A fuse (No. 37, located in the fuse and fusible link box)
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to smart entrance control unit terminal 10.
Power is supplied at all times:
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through 10 A fuse [No. 12, located in the fuse block (J/B)]
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to key switch terminal 2.
When the key is removed from ignition key cylinder, power is interrupted:
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through key switch terminal 1
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to smart entrance control unit terminal 32.
With the ignition key switch in the ON or START position, power is supplied:
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through 10 A fuse [No. 10, located in the fuse block (J/B)]
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to smart entrance control unit terminal 33.
Ground is supplied:
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to smart entrance control unit terminal 16
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through body grounds M28 and M54.
When the front driver side door is opened, ground is supplied:
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through body grounds B13 and B19
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to front door switch LH terminal 3
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from front door switch LH terminal 2
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to smart entrance control unit terminal 29.
