Nissan Pathfinder. Manual - part 128

A V

RGB (G: GREEN) SIGNAL CIRCUIT

AV-339

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITH BOSE]

C

D

E

F

G

H

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M

B

A

O

P

RGB (G: GREEN) SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000009174603

Regarding Wiring Diagram information, refer to 

AV-242, "Wiring Diagram"

.

1.

CHECK RGB (G: GREEN) SIGNAL CIRCUIT CONTINUITY

1. Turn ignition switch OFF.

2. Disconnect AV control unit connector M45 and display unit connector.

3. Check continuity between AV control unit connector M45 terminal 56 and display unit connector M93 ter-

minal 6.

4. Check continuity between AV control unit connector M45 terminal 56 and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness or connectors.

2.

CHECK RGB (G: GREEN) SIGNAL

1. Connect AV control unit connector M45 and display unit connector.

2. Turn ignition switch ON.

3. Check signal between display unit connector M93 terminal 6 and ground.

Is inspection result normal?

YES

>> Replace display unit. Refer to 

AV-369, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-365, "Removal and Installation"

.

AV control unit

Display unit

Continuity

Connector

Terminal

Connector

Terminal

M45

56

M93

6

Yes

AV control unit

Ground

Continuity

Connector

Terminal

M45

56

No

Display unit

Ground

Condition

Reference value

(+)

(

−)

Connector

Terminal

M93

6

—

“Color Spectrum Bar” 

on DISPLAY DIAG-

NOSIS screen.

SKIB2236J

AV-340

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITH BOSE]

RGB (B: BLUE) SIGNAL CIRCUIT

RGB (B: BLUE) SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000009174604

Regarding Wiring Diagram information, refer to 

AV-242, "Wiring Diagram"

.

1.

CHECK RGB (B: BLUE) SIGNAL CIRCUIT CONTINUITY

1. Turn ignition switch OFF.

2. Disconnect AV control unit connector M45 and display unit connector.

3. Check continuity between AV control unit connector M45 terminal 55 and display unit connector M93 ter-

minal 18.

4. Check continuity between AV control unit connector M45 terminal 55 and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness or connectors.

2.

CHECK RGB (B: BLUE) SIGNAL

1. Connect AV control unit connector M45 and display unit connector.

2. Turn ignition switch ON.

3. Check signal between display unit connector M93 terminal 18 and ground.

Is inspection result normal?

YES

>> Replace display unit. Refer to 

AV-369, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-365, "Removal and Installation"

.

AV control unit

Display unit

Continuity

Connector

Terminal

Connector

Terminal

M45

55

M93

18

Yes

AV control unit

Ground

Continuity

Connector

Terminal

M45

55

No

Display unit

Ground

Condition

Reference value

(+)

(

−)

Connector

Terminal

M93

18

—

“Color Spectrum Bar” 

on DISPLAY DIAG-

NOSIS screen.

SKIB2237J

AV

RGB SYNCHRONIZING SIGNAL CIRCUIT

AV-341

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITH BOSE]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

RGB SYNCHRONIZING SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000009174605

Regarding Wiring Diagram information, refer to 

AV-242, "Wiring Diagram"

.

1.

CHECK RGB SYNCHRONIZING SIGNAL CIRCUIT CONTINUITY

1. Turn ignition switch OFF.

2. Disconnect AV control unit connector M45 and display unit connector.

3. Check continuity between AV control unit connector M45 terminal 58 and display unit connector M93 ter-

minal 19.

4. Check continuity between AV control unit connector M45 terminal 58 and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness or connectors.

2.

CHECK RGB SYNCHRONIZING SIGNAL

1. Connect AV control unit connector M45 and display unit connector.

2. Turn ignition switch ON.

3. Check signal between display unit connector M93 terminal 19 and ground.

Is inspection result normal?

YES

>> Replace display unit. Refer to 

AV-369, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-365, "Removal and Installation"

.

AV control unit

Display unit

Continuity

Connector

Terminal

Connector

Terminal

M45

58

M93

19

Yes

AV control unit

Ground

Continuity

Connector

Terminal

M45

58

No

Display unit

Ground

Reference value

(+)

(

−)

Connector

Terminal

M93

19

—

SKIB3603E

AV-342

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITH BOSE]

RGB AREA (YS) SIGNAL CIRCUIT

RGB AREA (YS) SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000009174606

Regarding Wiring Diagram information, refer to 

AV-242, "Wiring Diagram"

.

1.

CHECK RGB AREA (YS) SIGNAL CIRCUIT CONTINUITY

1. Turn ignition switch OFF.

2. Disconnect AV control unit connector M45 and display unit connector.

3. Check continuity between AV control unit connector M45 terminal 60 and display unit connector M93 ter-

minal 9.

4. Check continuity between AV control unit connector M45 terminal 60 and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness or connectors.

2.

CHECK RGB AREA (YS) SIGNAL

1. Connect AV control unit connector M45 and display unit connector.

2. Turn ignition switch ON.

3. Check voltage and signal between display unit connector M93 terminal 9 and ground.

Is inspection result normal?

YES

>> Replace display unit. Refer to 

AV-369, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-365, "Removal and Installation"

.

AV control unit

Display unit

Continuity

Connector

Terminal

Connector

Terminal

M45

60

M93

9

Yes

AV control unit

Ground

Continuity

Connector

Terminal

M45

60

No

Display unit

Ground

Condition

Reference value

(+)

(

−)

Connector

Terminal

M93

9

—

RGB image displayed.

5.0 V

AUX image displayed.

PKIB4948J