Nissan GT-R. Manual - part 10

AV

AV CONTROL UNIT

AV-35

< ECU DIAGNOSIS INFORMATION >

[BASE AUDIO WITH NAVIGATION]

C

D

E

F

G

H

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J

K

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B

A

O

P

26

(G)

Ground

AUX image signal

Input

Ignition 

switch 

ON 

At AUX image is displayed.

29

(SB)

Ground

Disk eject signal

Input

Ignition 

switch 

ON

Pressing the eject switch.

0 V

Except for above.

5.0 V

42

(R)

Ground

Camera ground

—

Ignition 

switch 

ON 

—

0  V

46

(R)

Ground

AUX image signal ground

—

Ignition 

switch 

ON 

—

0  V

47

—

Shield

—

—

—

—

49

(BR)

Ground

Switch ground

—

Ignition 

switch 

ON

—

0  V

65

(R)

Ground

Parking brake signal

Input

Ignition 

switch 

ON

Parking brake is ON.

4.5 V

Parking brake is OFF.

0 V

67

(W)

Ground

Composite image ground

—

Ignition 

switch 

ON

—

0  V

68

(R)

Ground

Composite image signal

Output

Ignition 

switch 

ON

At DVD image is displayed.

72

(L)

Ground

Microphone VCC

Output

Ignition 

switch 

ON

—

5.0 V

73

(V)

Ground

Communication signal
(CONT

→

DISP)

Output

Ignition 

switch 

ON

When adjusting display 
brightness.

74

(P)

—

CAN–L

Input/

Output

—

—

—

75

(R)

—

AV communication signal 
(L)

Input/

Output

—

—

—

76

(R)

—

AV communication signal 
(L)

Input/

Output

—

—

—

Terminal

(Wire color)

Description

Condition

Reference value

(Approx.)

+

–

Signal name

Input/

Output

SKIB2251J

SKIB2251J

PKIB5039J

AV-36

< ECU DIAGNOSIS INFORMATION >

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AV CONTROL UNIT

79

(R)

Ground

Illumination signal

Input

Ignition 

switch 

OFF

Lighting switch is OFF.

0 V

Lighting switch is ON.

12.0 V

80

(W)

Ground

Ignition signal

Input

Ignition 

switch 

ON

—

Battery voltage

81

(O)

Ground

Reverse signal

Input

Ignition 

switch 

ON

R position

12.0 V

Other than R position

0 V

82

(V)

Ground

Vehicle speed signal (8-
pulse) 

Input

Ignition 

switch 

ON

When vehicle speed is ap-
prox. 40 km/h (25 MPH)

NOTE:
Maximum voltage may be 12.0 V 
due to specifications (connected 
units).

83

—

Shield

—

—

—

—

84

(B)

Ground

Composite synchronizing 
signal

Output

Ignition 

switch 

ON

—

87

(P)

71

Microphone signal

Input

Ignition 

switch 

ON

Give a voice

88

—

Shield

—

—

—

—

89

(SB)

Ground

Communication signal
(DISP

→

CONT)

Input

Ignition 

switch 

ON

When adjusting display 
brightness.

90

(L)

—

CAN–H

Input/

Output

—

—

—

91

(G)

—

AV communication signal 
(H)

Input/

Output

—

—

—

92

(G)

—

AV communication signal 
(H)

Input/

Output

—

—

—

Terminal

(Wire color)

Description

Condition

Reference value

(Approx.)

+

–

Signal name

Input/

Output

SKIA6649J

SKIA0187E

PKIB5037J

PKIB5039J

AV

AV CONTROL UNIT

AV-37

< ECU DIAGNOSIS INFORMATION >

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Fail-Safe

INFOID:0000000009163207

When the ambiance temperature becomes extremely low or extremely high, AV control unit displays the mes-
sage and limits the AV control unit function. 

FAIL-SAFE CONDITIONS

When the ambiance temperature is 

−

20

°

C (

−

4

°

F) or lower, or when it is 70

°

C (158

°

F) or higher

104
(W)

119

(B)

AUX sound signal LH

Input

Ignition 

switch 

ON

When AUX mode is select-
ed.

117

—

Shield

—

—

—

—

118

(R)

119

(B)

AUX sound signal RH

Input

Ignition 

switch 

ON

When AUX mode is select-
ed.

129

(G)

—

USB ground

—

—

—

—

130

(R)

—

USB D

−

—

—

—

—

131
(W)

—

V BUS signal

—

—

—

—

132

(L)

—

USB D+

—

—

—

—

133

—

Shield

—

—

—

—

134

Ground

Antenna amp. ON signal

Output

Ignition 

switch 

ON

—

12.0 V

135

—

AM–FM main

Input

—

—

—

136

—

FM sub

Input

—

—

—

137

Ground

GPS antenna signal

Input

Ignition 

switch 

ON

Not connected to GPS an-
tenna connector

5.0 V

138

—

Shield

—

—

—

—

139

Ground

Satellite radio antenna sig-
nal

Input

Ignition 

switch 

ON

Not connected to satellite 
radio antenna connector.

5.0 V

140

—

Shield

—

—

—

—

157

Ground

RGB digital image signal
(+)

Output

Ignition 

switch 

ON

Not connected connector.

3.3 V

158

Ground

RGB digital image signal
(

−

)

Output

Ignition 

switch 

ON

Not connected connector.

3.3 V

Terminal

(Wire color)

Description

Condition

Reference value

(Approx.)

+

–

Signal name

Input/

Output

SKIB3609E

SKIB3609E

AV-38

< ECU DIAGNOSIS INFORMATION >

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AV CONTROL UNIT

Display

The messages displayed on fail-safe conditions are as shown below:

DESCRIPTION OF CONTROLS

Ability Operation Mode 

There is an ability operation mode for Fail-safes due to low or high ambiance temperature.
If HDD data can be read, fail-safe is shown, then normal displays are displayed only for functions which can be
operated.

RELEASE CONDITIONS OF FAIL-SAFE 

Fail-safe is released on following conditions and normal mode is restored.

When The Temperature of HDD Is Low or High

If the ambient temperature becomes out of fail-safe condition range, normal mode is restored.

Fail-safe mode

Display (display of the fail-safe condition)

When HDD temperature is low

HDD system is experiencing problems due to extreme low temperature.
Normal operation will resume when temperature rises.

When HDD temperature is high

HDD system is experiencing problems due to extreme high temperature.
Normal operation will resume when temperature drops.

Function

When Fail-safe Function is activated 

Air conditioner

Operation

Only multifunction switch (preset switch) can be operated.

Display

• LED of multifunction switch (preset switch) illuminates.
• Aimed temperature, blow angle, and flow rate are displayed in simplified mode. 

Audio

Operation

Only ON/OFF and volume control operations by multifunction switch (preset switch) are possible.

Display

No display (“Fail-safe mode” is displayed)

Camera

Operation

Image tone cannot be controlled.

Display

Cannot be superimposed. (warning display, tone control display)

Hands-free phone

Operation

Cannot be operated.

Navigation

Operation

Cannot be operated.

Self diagnosis

The display in simplified mode of fail-safe condition

CONSULT diagnosis

Cannot be operated.