Nissan Frontier D22. Manual — part 139
SMART ENTRANCE CONTROL UNIT
BCS-5
C
D
E
F
G
H
I
J
L
M
A
B
BCS
Circuit Diagram
EKS006WZ
WKWA0340E
BCS-6
SMART ENTRANCE CONTROL UNIT
WKWA0341E
SMART ENTRANCE CONTROL UNIT
BCS-7
C
D
E
F
G
H
I
J
L
M
A
B
BCS
Smart Entrance Control Unit Inspection Table
EKS006X0
Terminal
No.
Wire
color
Connections
Operated condition
Voltage (V)
(Approx.)
1
G/R
Front door switch LH
OFF (Closed)
→ ON (Open)
12V
→ 0V
2
G/B
Front door switch RH
OFF (Closed)
→ ON (Open)
12V
→ 0V
3
R/B
Rear door switch LH and RH,
back door switch
OFF (Closed)
→ ON (Open)
12V
→ 0V
4
BR
Main power window and door
lock/unlock switch, door lock/
unlock switch RH
Neutral
→ Unlock
12V
→ 0V
5
LG/R
Main power window and door
lock/unlock switch, door lock/
unlock switch RH
Neutral
→ Lock
12V
→ 0V
6
B/P
Hood switch
ON (Open)
→ OFF (Closed)
0V
→ 12V
10
Y/R
Front door key cylinder unlock
switch LH or back door key cylin-
der unlock switch
OFF (Neutral)
→ ON (Unlock)
12V
→ 0V
11
Y
Front door key cylinder lock
switch LH or back door key cylin-
der lock switch
OFF (Neutral)
→ ON (Lock)
12V
→ 0V
14
G/B
Rear window defogger switch
OFF
→ ON
12V
→ 0V
25
W/G
Ignition key switch (Insert)
Key inserted
→ Key removed from ignition key cylinder
12V
→ 0V
26
G
Ignition switch (ACC)
ACC position
12V
27
G/W
Ignition switch (ON)
Ignition key is in ON position
12V
28
B/P
Seat belt buckle switch
Unfastened
→ Fastened (Ignition key is in ON position)
0V
→ 12V
31
R/B
Room lamp
When interior lamp is operated using keyfob. (Interior lamp
switch in DOOR position)
12V
→ 0V
32
R/B
Door ajar indicator lamp
OFF
→ ON (Ignition key is in ON position)
12V
→ 0V
37
G/R
Rear window defogger relay
OFF
→ ON (Ignition key is in ON position)
12V
→ 0V
38
G/OR
Security indicator lamp
Turns off
→ Turns on
12V
→ 0V
39
R
Vehicle security lamp relay
When panic alarm is operated using keyfob or when alarm
is activated
12V
→ 0V
40
R/W
Vehicle security relay (Starter
cut)
OFF
→ ON (Ignition key is in ON position)
12V
→ 0V
42
LG/R
Horn relay
When panic alarm is operated using keyfob or when alarm
is activated
12V
→ 0V
43
B
Ground
—
—
46
G/W
Power window relay
Ignition key is in ON position
→ 45 seconds after ignition
key is turned to OFF position
12V
→ 0V
47
G/Y
Turn signal lamp LH
When doors are locked using keyfob
12V
→ 0V
48
G/R
Turn signal lamp RH
When doors are locked using keyfob
12V
→ 0V
49
G
Power source (Fuse)
—
12V
50
R/G
Battery saver (Room lamp)
Turns off
→ Turns on
12V
→ 0V
51
W/R
Power source (C/B)
—
12V
54
L
Front door lock actuator LH and
RH, rear door lock actuator LH
and RH
Main power window and door lock/unlock
switch, door lock/unlock switch RH
Lock
12V
Neutral,
unlock
0V
55
G/W
Front door lock actuator LH
Main power window and door lock/unlock
switch, door lock/unlock switch RH
Unlock
12V
Neutral, lock
0V
BCS-8
SMART ENTRANCE CONTROL UNIT
56
L/R
Front door lock actuator RH, rear
door lock actuator LH and RH,
back door lock actuator
Main power window and door lock/unlock
switch, door lock/unlock switch RH
Unlock
12V
Neutral, lock
0V
58
L/R
Lighting switch
1ST, 2ND positions: ON
→ OFF
12V
→ 0V
64
B
Ground
—
—
Terminal
No.
Wire
color
Connections
Operated condition
Voltage (V)
(Approx.)
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