Nissan Frontier D40. Manual — part 971
SEC-40
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
32
O
Combination switch
output 5
Output
ON
Lighting, turn, wiper OFF
Wiper dial position 4
33
GR
Combination switch
output 4
Output
ON
Lighting, turn, wiper OFF
Wiper dial position 4
34
G
Combination switch
output 3
Output
ON
Lighting, turn, wiper OFF
Wiper dial position 4
35
BR
Combination switch
output 2
Output
ON
Lighting, turn, wiper OFF
Wiper dial position 4
36
LG
Combination switch
output 1
37
B
Key switch
Input
OFF
Key inserted
Battery voltage
Key removed
0V
38
W/R
Ignition switch (ON)
Input
ON
—
Battery voltage
39
L
CAN-H
—
—
—
—
40
P
CAN-L
—
—
—
—
45
V
Lock switch
Input
OFF
ON (lock)
0V
OFF
Battery voltage
46
LG
Unlock switch
Input
OFF
ON (unlock)
0V
OFF
Battery voltage
47
GR
Front door switch LH
(All)
Input
OFF
ON (open)
0V
Rear door switch up-
per LH (King Cab)
OFF (closed)
Battery voltage
Rear door switch low-
er LH (King Cab)
48
P
Rear door switch LH
(Crew Cab)
Input
OFF
ON (open)
0V
OFF (closed)
Battery voltage
50
P
Cargo lamp
Output
OFF
Any door open (ON)
0V
All doors closed (OFF)
Battery voltage
Terminal
Wire
color
Item
Signal
input/
output
Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch
Operation or condition
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
BCM (BODY CONTROL MODULE)
SEC-41
< ECU DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
51
O
Trailer turn signal
(right)
Output
ON
Turn right ON
52
LG
Trailer turn signal (left)
Output
ON
Turn left ON
56
R/Y
Battery saver output
Output
OFF
30 minutes after ignition
switch is turned OFF
0V
ON
—
Battery voltage
57
R/Y
Battery power supply
Input
—
—
Battery voltage
58
W
Optical sensor
Input
ON
When optical sensor is illumi-
nated
3.1V or more
When optical sensor is not illu-
minated
0.6V or less
59
GR
Front door lock as-
sembly LH (unlock)
Output
OFF
OFF (neutral)
0V
ON (unlock)
Battery voltage
60
LG
Turn signal (left)
Output
ON
Turn left ON
61
G
Turn signal (right)
Output
ON
Turn right ON
63
BR
Interior room/map
lamp
Output
OFF
Any door
switch
ON (open)
0V
OFF (closed)
Battery voltage
65
V
All door lock actuators
(lock)
Output
OFF
OFF (neutral)
0V
ON (lock)
Battery voltage
66
L
Front door lock actua-
tor RH, rear door lock
actuators LH/RH (un-
lock)
Output
OFF
OFF (neutral)
0V
ON (unlock)
Battery voltage
67
B
Ground
Input
ON
—
0V
Terminal
Wire
color
Item
Signal
input/
output
Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch
Operation or condition
SKIA3009J
SKIA3009J
SKIA3009J
SKIA3009J
SEC-42
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
1: King cab (with power door lock system)
2: Crew cab (with power door lock system)
68
1
O
Power window power
supply (RAP)
Output
—
Ignition switch ON
Battery voltage
Within 45 seconds after igni-
tion switch OFF
Battery voltage
More than 45 seconds after ig-
nition switch OFF
0V
When front door LH or RH is
open or power window timer
operates
0V
68
2
SB
Power window power
supply (RAP)
Output
—
Ignition switch ON
Battery voltage
Within 45 seconds after igni-
tion switch OFF
Battery voltage
More than 45 seconds after ig-
nition switch OFF
0V
When front door LH or RH is
open or power window timer
operates
0V
69
P
Power window power
supply (BAT)
Output
OFF
—
Battery voltage
70
W
Battery power supply
Input
OFF
—
Battery voltage
Terminal
Wire
color
Item
Signal
input/
output
Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch
Operation or condition
BCM (BODY CONTROL MODULE)
SEC-43
< ECU DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
Wiring Diagram - VEHICLE SECURITY SYSTEM (King Cab) -
INFOID:0000000005272622
ABKWA0638GB
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