Nissan Pathfinder (2009 year). Manual — 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

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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

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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

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F

G

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A

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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

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F

G

H

I

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B

A

O

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ABNWA0130GB

2009 Pathfinder