Nissan Pathfinder (2009 year). Instruction — part 74
AV-404
< ECU DIAGNOSIS >
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AV CONTROL UNIT
4
(BR/W)
5
(BR/Y)
Pre-amp. audio signal rear
LH
Output
Ignition
switch
ON
Audio output
6
(Y)
15
(L)
Steering switch signal A
Input
Ignition
switch
ON
Pressing
switch
0V
Pressing
switch
0.75V
Pressing VOL up switch
2V
Except for above
5V
7
(G/Y)
Ground
ACC power supply
Input
Ignition
switch
ACC
−
Battery voltage
11
(G/Y)
12
(G/O)
Pre-amp. audio signal front
RH
Output
Ignition
switch
ON
Audio output
13
(G/R)
14
(B)
Audio signal rear RH
Output
Ignition
switch
ON
Audio output
15
(L)
Ground
Steering switch signal
ground
—
Ignition
switch
ON
—
0V
16
(G)
15
(L)
Steering switch signal B
Input
Ignition
switch
ON
Pressing
switch
0V
Pressing
switch
0.75V
Pressing VOL down switch
2V
Except for above
5V
19
(Y)
Ground
Battery power supply
Input
Ignition
switch
OFF
—
Battery voltage
20
(B)
Ground
Ground
—
Ignition
switch
ON
—
0V
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
SKIB3609E
SKIB3609E
SKIB3609E
2009 Pathfinder
AV
AV CONTROL UNIT
AV-405
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C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
21
(L)
Ground
RGB signal (R: red)
Output
Ignition
switch
ON
Start confirmation/adjust-
ment mode, and then dis-
play color bar by selecting
“Color Spectrum Bar” on
DISPLAY DIAGNOSIS
screen.
22
(G)
Ground
RGB signal (G: green)
Output
Ignition
switch
ON
Start confirmation/adjust-
ment mode, and then dis-
play color bar by selecting
“Color Spectrum Bar” on
DISPLAY DIAGNOSIS
screen.
23
(Y)
Ground
RGB signal (B: blue)
Output
Ignition
switch
ON
Start confirmation/adjust-
ment mode, and then dis-
play color bar by selecting
“Color Spectrum Bar” on
DISPLAY DIAGNOSIS
screen.
25
(R)
Ground
RGB synchronizing signal
Output
Ignition
switch
ON
—
27
(G)
Ground
RGB area (YS) signal
Output
Ignition
switch
ON
At RGB image displayed
5V
At rear view camera image
displayed
28
(B)
Ground
Horizontal synchronizing
(HP) signal
Input
Ignition
switch
ON
—
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
SKIB2238J
SKIB2236J
SKIB2237J
SKIB3603E
PKIB4948J
SKIB3601E
2009 Pathfinder
AV-406
< ECU DIAGNOSIS >
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AV CONTROL UNIT
29
(W)
Ground
Vertical synchronizing (VP)
signal
Input
Ignition
switch
On
—
30
(V)
Ground
Communication signal
(CONT
→
DISP)
Output
Ignition
switch
ON
When adjusting display-
brightness
31
(LG)
Ground
Communication signal
(DISP
→
CONT)
Input
Ignition
switch
ON
When adjusting display-
brightness
34
—
Antenna main
—
—
—
—
35
—
Antenna B+
—
—
—
—
42
(W)
58
(B)
DVD audio signal LH
Input
Ignition
switch
ON
When DVD player is oper-
ating
43
(R)
59
(G)
DVD audio signal RH
Input
Ignition
switch
ON
When DVD player is oper-
ating
48
(SB)
Ground
CD/DVD eject signal
Input
—
Pressing the eject switch
0V
Except for above
3.3V
50
(W)
51
(R)
AUX jack audio signal LH
Input
Ignition
switch
ON
When AUX mode is select-
ed
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
SKIB3598E
PKIB5039J
PKIB5039J
SKIB3609E
SKIB3609E
SKIB3609E
2009 Pathfinder
AV
AV CONTROL UNIT
AV-407
< ECU DIAGNOSIS >
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C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
61
(G)
45
(W)
Headphone LH audio sig-
nal
Output
Ignition
switch
ON
When DVD player is oper-
ating
62
(R)
46
(B)
Headphone RH audio sig-
nal
Output
Ignition
switch
ON
When DVD player is oper-
ating
65
(GR)
Ground
A/C and AV switch assem-
bly ground
—
Ignition
switch
ON
—
0V
66
(B)
51
(R)
AUX jack audio signal RH
Input
Ignition
switch
ON
When AUX mode is select-
ed
68
(B)
Ground
Ground
—
Ignition
switch
ON
—
0V
69
(R/B)
Ground
Battery power supply
Input
Ignition
switch
OFF
—
Battery voltage
70
(B)
Ground
Ground
—
Ignition
switch
ON
—
0V
71
(R/B)
Ground
Battery power supply
Input
Ignition
switch
OFF
—
Battery voltage
72
(G/Y)
Ground
ACC power supply
Input
Ignition
switch
ACC
—
Battery voltage
73
(W)
Ground
MIC power
Output
Ignition
switch
ON
—
5V
75
(R)
74
(B)
MIC signal
Input
Ignition
switch
ON
—
—
76
—
Shield
—
—
—
—
82
(W/G)
Ground
IGN ON or START power
supply
Input
Ignition
switch
ON or
START
—
Battery voltage
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
SKIB3609E
SKIB3609E
SKIB3609E
2009 Pathfinder
AV-408
< ECU DIAGNOSIS >
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AV CONTROL UNIT
83
(G)
Ground
Parking brake signal
Input
Ignition
switch
ON
Parking brake ON
0V
Parking brake OFF
Battery voltage
84
(W)
Ground
Reverse signal
Input
Ignition
switch
ON
R position
Battery voltage
Other than R position
0V
85
(LG)
Ground
Vehicle speed signal (8-
pulse)
Input
Ignition
switch
ON
When vehicle speed is ap-
prox. 40 km/h (25MPH)
89
(B)
—
Ground
Input
—
—
0V
90
(B)
—
Ground
Input
—
—
0V
95
(L)
—
AV communication signal 2
(H)
Input/
Output
—
—
—
96
(P)
—
AV communication signal 2
(L)
Input/
Output
—
—
—
97
(L)
—
AV communication signal 1
(H)
Input/
Output
—
—
—
98
(P)
—
AV communication signal 1
(L)
Input/
Output
—
—
—
99
(L)
—
CAN–H
Input/
Output
—
—
—
100
(P)
—
CAN–L
Input/
Output
—
—
—
108
—
Satellite antenna signal
Input
—
—
—
109
—
GPS antenna
Input
—
—
—
110
—
GPS antenna
Input
—
—
—
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
SKIA6649J
2009 Pathfinder
AV
AV CONTROL UNIT
AV-409
< ECU DIAGNOSIS >
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C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
Wiring Diagram
INFOID:0000000003939273
ABNWA0128GB
2009 Pathfinder
AV-410
< ECU DIAGNOSIS >
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AV CONTROL UNIT
ABNWA0129GB
2009 Pathfinder
AV
AV CONTROL UNIT
AV-411
< ECU DIAGNOSIS >
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C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
ABNWA0130GB
2009 Pathfinder
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