Infiniti Q45 (FY33). Manual — part 331
DRIVER’S SEAT CONTROL UNIT (LCU05)
TEL827
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LOCAL CONTROL UNITS (LCUs)
Schematic (Cont’d)
EL-315
Component Parts and Harness Connector
Location
SEL866W
POWER WINDOW — IVMS
EL-316
System Description
OUTLINE
Power window system consists of
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a BCM (Body Control Module)
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four LCUs (Local Control Module)
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four power window regulators
BCM is connected to each LCU via DATA LINE A-1 or A-2 and LCUs supply power and ground to each power
window regulator.
When ignition switch is in the “ON” position, power window will be operated depending on power window sub/
main switch (which is combined with each LCU) condition.
OPERATIVE CONDITION
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Power windows can be raised or lowered with each sub-switch or the power window main switch located
on the driver’s door trim when ignition key is in the “ON” position and power window lock switch on the
driver’s door trim is unlocked.
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When power window lock switch is locked, no windows can be raised or lowered except for driver side
window.
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When ignition key is in the “ON” position, to fully open/close the front windows, press down/pull completely
on the automatic switch (main switch/front sub-switch) and release it; it needs not be held. The window
will automatically open/close all the way. To stop the window, pull up/press down then release the switch.
Delayed power operation
When the ignition switch is turned to the “OFF” position, the power window will still operate for up to approxi-
mately 45 seconds unless the driver side or passenger side door is opened.
(Power window timer)
Interruption detection function
Driver’s door control unit (LCU01)/passenger door control unit (LCU02) monitor the power window regulator
motor operation and the power window position (full closed or other) for front power window by the signals
from encoder and limit switch in front power window regulator (driver’s side/passenger side).
When driver’s door control unit (LCU01)/passenger door control unit (LCU02) detect interruption during the
following close operation in the each door,
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automatic close operation when ignition switch is in the “ON” position
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automatic close operation during power window timer operation
driver’s door control unit (LCU01)/passenger door control unit (LCU02) control each power window regulator
motor for open and the power window will be lowered about 150 mm (5.91 in).
GI
MA
EM
LC
EC
FE
AT
PD
FA
RA
BR
ST
RS
BT
HA
IDX
POWER WINDOW — IVMS
EL-317
Schematic
TEL142M
POWER WINDOW — IVMS
EL-318
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