Trunk Lamp: Description and Operation

POWER SUPPLY AND GROUND
Power is supplied at all times:
- through 40 A fusible link (Letter f, located in the fuse and fusible link box)
- to circuit breaker-1 terminal 1
- through circuit breaker-1 terminal 2
- to smart entrance control unit terminal 11.
Power is supplied at all times:
- through 7.5 A fuse [No. 24, located in the fuse block (J/B)]
- to key switch terminal 2 and
- to smart entrance control unit terminal 10.
When the key is removed from ignition key cylinder, power is interrupted:
- through key switch terminal 1
- to smart entrance control unit terminal 32.
With the ignition key switch in the ON or START position, power is supplied:
- through 7.5 A fuse [No.11, located in the fuse block (J/B)]
- to smart entrance control unit terminal 33.
Ground is supplied:
- to smart entrance control unit terminal 16
- through body grounds terminals M77 and M111.
When the front driver side door is opened, ground is supplied:
- through body grounds B11, B22 and B210
- to front door switch (driver side) terminal 2
- from front door switch (driver side) terminal 1
- to smart entrance control unit terminal 29.
When the front passenger side door is opened, ground is supplied:
- through case ground of front door switch (passenger side)
- from front door switch (passenger side) terminal 1
- to smart entrance control unit terminal 40.
When any other door (except front door) is opened, ground is supplied to smart entrance control unit terminal 28 in the same manner as the front door switch (front passenger side).
When the front driver side door is unlocked, the smart entrance control unit receives a ground signal:
- through body grounds terminals M77 and M111
- to front door lock actuator (driver side unlock sensor) terminal 2
- from front door lock actuator (driver side unlock sensor) terminal 4
- to smart entrance control unit terminal 36.
When a signal, or combination of signals is received by the smart entrance control unit, ground is supplied:
- through smart entrance control unit terminal 8
- to interior lamp terminal 2.
With power and ground supplied, the interior lamp illuminates.

SWITCH OPERATION
When interior lamp switch is ON, ground is supplied:
- through case grounds of interior lamp
- to interior lamp.
And power is supplied:
- to interior lamp terminal 1
- from smart entrance control unit terminal 17.
When spot lamp (LH and/or RH) is ON, ground is supplied:
- through body grounds M77 and M111
- to spot lamp terminal 2
And power is supplied:
- to spot lamp terminal 1
- from smart entrance control unit terminal 17.
When vanity mirror illumination (LH and/or RH) is ON, ground is supplied:
- through body grounds M77 and M11
- to vanity mirror illuminations (LH and RH) terminals 2.
And power is supplied:
- to vanity mirror illuminations (LH and RH) terminals 1
- from smart entrance control unit terminal 17.
With power and ground supplied, interior lamps turn ON.

INTERIOR LAMP TIMER OPERATION
When interior lamp switch is in the "DOOR" position, the smart entrance control unit keeps the interior lamp illuminated for about 30 seconds when:
- unlock signal is supplied from driver's door unlock sensor while all doors are closed and key is removed from ignition key cylinder
- key is removed from ignition key cylinder while all doors are closed
- driver's door is opened and then closed while key is removed from the ignition key cylinder. (However, if the driver's door is closed with the key inserted in the ignition key cylinder after the driver's door is opened with the key removed, the timer is operated.)
When the interior lamp switch is in the "DOOR" position and the unlock signal is supplied from the multi-remote controller while the driver's door is locked and all doors are closed (even if key is inserted), the smart entrance control unit keeps the interior lamp illuminated for about 30 seconds.
The timer is canceled when:
- driver's door is locked,
- driver's door is opened, or
- 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 "DOOR" position.

BATTERY SAVER
The lamp turns off automatically when interior lamp, luggage room lamp, spot lamp and/or vanity mirror illumination is illuminated with the ignition key is in OFF position, if the lamp remains lit by the door switch open signal or if the lamp switch is in ON position for more than 10 minutes.
After lamps turn oft by the battery saver system, the lamps illuminate again when:
- driver's door is locked or unlocked,
- door is opened or closed,
- key is inserted in ignition key cylinder