Infiniti I30 (A33). Manual — part 400
Seatback Heating Unit
NHEL0294
SBT314
GI
MA
EM
LC
EC
FE
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
HEATED SEAT
Seatback Heating Unit
EL-269
Component Parts and Harness Connector
Location
NHEL0278
SEL636W
REAR SUNSHADE
Component Parts and Harness Connector Location
EL-270
System Description
=NHEL0279
When ignition switch is in ACC or ON position, power is supplied.
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through 10A fuse [No. 23, located in the fuse block (J/B)]
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to rear sunshade unit terminal 5.
Ground is supplied at all times
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to rear sunshade unit terminal 6
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through body ground M9, M25 and M87.
OPEN OPERATION
NHEL0279S01
When rear sunshade switch is turned to “UP”, the ground is supplied to rear sunshade unit terminal 1. Based
on the ground signal to control unit terminal 6 through rear sunshade unit terminal 1,
power is supplied
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to motor terminal 2
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from control unit terminal 9
and ground is supplied
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to motor terminal 1
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from control unit terminal 8.
When sunshade is fully up, control unit stops to supply power to motor based on the signal from UP/DOWN
limit switch.
CLOSE OPERATION
NHEL0279S02
When rear sunshade switch is turned to “DOWN”, ground is supplied to rear sunshade unit terminal 2. Based
on the ground signal to control unit terminal 7 through rear sunshade unit terminal 2,
power is supplied
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to motor terminal 1
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from control unit terminal 8
and ground is supplied
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to motor terminal 2
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from control unit terminal 9.
When sunshade is fully down, control unit stops to supply power to motor based on the signal from UP/DOWN
limit switch.
Once the sunshade switch is pushed, the open or close operation will be continued until the control unit detects
full open or full close based on the signal from UP/DOWN limit switch. During open or close operation of
sunshade, the input signal from sunshade switch is ignored.
When control unit detects the slack of sunshade based on the signal from slack detection switch, the motor
will be stopped. When control unit detects no slack of sunshade based on the signal from slack detection
switch, power is supplied again to motor after 1 sec. after no slack is detected.
GI
MA
EM
LC
EC
FE
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
REAR SUNSHADE
System Description
EL-271
Wiring Diagram — SHADE —
NHEL0280
MEL458M
REAR SUNSHADE
Wiring Diagram — SHADE —
EL-272
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