Nissan Pathfinder (2011 year). Instruction — part 31

AV

POWER SUPPLY AND GROUND CIRCUIT

AV-67

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

1. Turn ignition switch OFF.

2. Check continuity between A/C and AV switch assembly harness

connector M98 and ground.

Are the continuity results as specified?

YES

>> Inspection End.

NO

>> Repair harness or ground.

REAR VIEW CAMERA
REAR VIEW CAMERA : Diagnosis Procedure

INFOID:0000000006709593

Regarding Wiring Diagram information, refer to

AV-94, "Wiring Diagram"

.

1.

CHECK POWER SUPPLY CIRCUIT (REAR VIEW CAMERA SIDE)

NOTE:

Apply parking brakes before proceeding.

1. Turn ignition switch ON.

2. Shift transmission into reverse.

3. Check voltage between rear view camera harness connector D551 terminal 2 and ground.

Is voltage reading approximately 12 volts?

YES

>> GO TO 4.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

1. Turn ignition switch OFF.

2. Disconnect rear view camera and AV control unit connectors.

3. Check continuity between rear view camera harness connector D551 terminal 2 and AV control unit har-

ness connector M134 terminal 105.

4. Check continuity between rear view camera harness connector D551 terminal 2 and ground.

Are continuity test results as specified?

YES

>> GO TO 3.

NO

>> Repair harness or connector.

3.

CHECK REVERSE POSITION INPUT SIGNAL

1. Turn ignition switch ON.

2. Shift transmission into reverse.

3. Check voltage between AV control unit harness connector M134 terminal 105 and ground.

Connector

Terminal

—

Continuity

M98

1

Ground

Yes

ALNIA0316GB

(+)

(-)

Transmission

position

Value (Approx.)

Connector

Terminal

D551

2

Ground

Reverse

12V

Connector

Terminal

Connector

Terminal

Continuity

D551

2

M134

105

Yes

Connector

Terminal

—

Continuity

D551

2

Ground

No

2011 Pathfinder

AV-68

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO]

POWER SUPPLY AND GROUND CIRCUIT

Is voltage reading approximately 12 volts?

YES

>> Replace AV control unit. Refer to

AV-113, "Removal and Installation"

.

NO

>> Check harness for open or short between AV control unit and back-up lamp relay.

4.

CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect rear view camera harness connector.

3. Check continuity between rear view camera harness connector D551 terminal 1 and ground.

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair harness or connector.

(+)

(-)

Transmission

position

Value (Approx.)

Connector

Terminal

M134

105

Ground

Reverse

12V

Connector

Terminal

—

Continuity

D551

1

Ground

Yes

2011 Pathfinder

AV

RGB (R: RED) SIGNAL CIRCUIT

AV-69

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

RGB (R: RED) SIGNAL CIRCUIT

Description

INFOID:0000000006246484

Transmit the image displayed with AV control unit with RGB signal to the display unit.

Diagnosis Procedure

INFOID:0000000006246485

Regarding Wiring Diagram information, refer to

AV-94, "Wiring Diagram"

.

1.

CHECK CONTINUITY RGB (R: RED) SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect display unit connector M93 and AV control unit con-

nector M133.

3. Check continuity between display unit harness connector M93

(A) terminal 17 and AV control unit harness connector M133 (B)

terminal 40.

4. Check continuity between display unit harness connector M93

(A) terminal 17 and ground.

Are the continuity results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK RGB (R: RED) SIGNAL

1. Connect display unit connector M93 and AV control unit connec-

tor M133.

2. Turn ignition switch ON.

3. Check signal between display unit harness connector M93 ter-

minal 17 and ground.

Are the voltage readings as specified?

YES

>> Replace display unit. Refer to

AV-115, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to

AV-113, "Removal and Installation"

.

A

B

Continuity

Connector

Terminal

Connector

Terminal

M93

17

M133

40

Yes

A

—

Continuity

Connector

Terminal

M93

17

Ground

No

ALNIA0382GB

(+)

(-)

Condition

Reference signal

Connector

Terminal

M93

17

Ground

Receive
audio sig-
nal

ALNIA0383GB

SKIB2238J

2011 Pathfinder

AV-70

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO]

RGB (G: GREEN) SIGNAL CIRCUIT

RGB (G: GREEN) SIGNAL CIRCUIT

Description

INFOID:0000000006246486

Transmit the image displayed with AV control unit with RGB signal to the display unit.

Diagnosis Procedure

INFOID:0000000006246487

Regarding Wiring Diagram information, refer to

AV-94, "Wiring Diagram"

.

1.

CHECK CONTINUITY RGB (G: GREEN) SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect display unit connector M93 and AV control unit con-

nector M133.

3. Check continuity between display unit harness connector M93

(A) terminal 6 and AV control unit harness connector M133 (B)

terminal 39.

4. Check continuity between display unit harness connector M93

(A) terminal 6 and ground.

Are the continuity results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK RGB (G: GREEN) SIGNAL

1. Connect display unit connector M93 and AV control unit connec-

tor M133.

2. Turn ignition switch ON.

3. Check signal between display unit harness connector M93 ter-

minal 6 and ground.

Are voltage readings as specified?

YES

>> Replace display unit. Refer to

AV-115, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to

AV-113, "Removal and Installation"

.

A

B

Continuity

Connector

Terminal

Connector

Terminal

M93

6

M133

39

Yes

A

—

Continuity

Connector

Terminal

M93

6

Ground

No

ALNIA0384GB

(+)

(-)

Condition

Reference signal

Connector

Terminal

M93

6

Ground

Receive
audio sig-
nal

ALNIA0385GB

SKIB2236J

2011 Pathfinder

AV

RGB (B: BLUE) SIGNAL CIRCUIT

AV-71

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

RGB (B: BLUE) SIGNAL CIRCUIT

Description

INFOID:0000000006246488

Transmit the image displayed with AV control unit with RGB signal to the display unit.

Diagnosis Procedure

INFOID:0000000006246489

Regarding Wiring Diagram information, refer to

AV-94, "Wiring Diagram"

.

1.

CHECK CONTINUITY RGB (B: BLUE) SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect display unit connector M93 and AV control unit con-

nector M133.

3. Check continuity between display unit harness connector M93

(A) terminal 18 and AV control unit harness connector M133 (B)

terminal 38.

4. Check continuity between display unit harness connector M93

(A) terminal 18 and ground.

Are continuity results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK RGB (B: BLUE) SIGNAL

1. Connect display unit connector M93 and AV control unit connec-

tor M133.

2. Turn ignition switch ON.

3. Check signal between display unit harness connector M93 ter-

minal 18 and ground.

Are voltage readings as specified?

YES

>> Replace display unit. Refer to

AV-115, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to

AV-113, "Removal and Installation"

.

A

B

Continuity

Connector

Terminal

Connector

Terminal

M93

18

M133

38

Yes

A

—

Continuity

Connector

Terminal

M93

18

Ground

No

ALNIA0386GB

(+)

(-)

Condition

Reference signal

Connector

Terminal

M93

18

Ground

Receive
audio sig-
nal

ALNIA0387GB

SKIB2237J

2011 Pathfinder

AV-72

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO]

RGB SYNCHRONIZING SIGNAL CIRCUIT

RGB SYNCHRONIZING SIGNAL CIRCUIT

Description

INFOID:0000000006246490

Transmit the RGB synchronizing signal to the display unit so as to synchronize the RGB image displayed with

AV control unit.

Diagnosis Procedure

INFOID:0000000006246491

Regarding Wiring Diagram information, refer to

AV-94, "Wiring Diagram"

.

1.

CHECK CONTINUITY RGB SYNCHRONIZING SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect display unit connector M93 and AV control unit con-

nector M133.

3. Check continuity between display unit harness connector M93

(A) terminal 19 and AV control unit harness connector M133 (B)

terminal 41.

4. Check continuity between display unit harness connector M93

(A) terminal 19 and ground.

Are continuity results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK RGB SYNCHRONIZING SIGNAL

1. Connect display unit connector M93 and AV control unit connec-

tor M133.

2. Turn ignition switch ON.

3. Check signal between display unit harness connector M93 ter-

minal 19 and ground.

Are voltage readings as specified?

YES

>> Replace display unit. Refer to

AV-115, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to

AV-113, "Removal and Installation"

.

A

B

Continuity

Connector

Terminal

Connector

Terminal

M93

19

M133

41

Yes

A

—

Continuity

Connector

Terminal

M93

19

Ground

No

ALNIA0388GB

(+)

(-)

Condition

Reference signal

Connector

Terminal

M93

19

Ground

Receive
audio sig-
nal

ALNIA0389GB

SKIB3603E

2011 Pathfinder

AV

RGB AREA (YS) SIGNAL CIRCUIT

AV-73

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

RGB AREA (YS) SIGNAL CIRCUIT

Description

INFOID:0000000006246492

Transmits the display area of RGB image displayed by AV control unit with RGB area (YS) signal to display

unit.

Diagnosis Procedure

INFOID:0000000006246493

Regarding Wiring Diagram information, refer to

AV-94, "Wiring Diagram"

.

1.

CHECK CONTINUITY RGB AREA (YS) SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect display unit connector M93 and AV control unit con-

nector M133.

3. Check continuity between display unit harness connector M93

(A) terminal 9 and AV control unit harness connector M133 (B)

terminal 43.

4. Check continuity between display unit harness connector M93

(A) terminal 9 and ground.

Are continuity results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK RGB SYNCHRONIZING SIGNAL

1. Connect display unit connector M93 and AV control unit connec-

tor M133.

2. Turn ignition switch ON.

3. Check signal between display unit harness connector M93 ter-

minal 9 and ground.

Are voltage readings as specified?

YES

>> Replace display unit. Refer to

AV-115, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to

AV-113, "Removal and Installation"

.

A

B

Continuity

Connector

Terminal

Connector

Terminal

M93

9

M133

43

Yes

A

—

Continuity

Connector

Terminal

M93

9

Ground

No

ALNIA0390GB

(+)

(-)

Condition

Reference signal

Connector

Terminal

M93

9

Ground

Receive
audio sig-
nal

ALNIA0391GB

PKIB4948J

2011 Pathfinder

AV-74

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO]

HORIZONTAL SYNCHRONIZING (HP) SIGNAL CIRCUIT

HORIZONTAL SYNCHRONIZING (HP) SIGNAL CIRCUIT

Description

INFOID:0000000006246494

In composite image (AUX image, camera image), transmit the vertical synchronizing (VP) signal and horizon-

tal synchronizing (HP) signal from display unit to AV control unit so as to synchronize the RGB images dis-

played with AV control unit such as the image quality adjusting menu, etc.

Diagnosis Procedure

INFOID:0000000006246495

Regarding Wiring Diagram information, refer to

AV-94, "Wiring Diagram"

.

1.

CHECK CONTINUITY HORIZONTAL SYNCHRONIZING (HP) SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect display unit connector M93 and AV control unit con-

nector M133.

3. Check continuity between display unit harness connector M93

(A) terminal 8 and AV control unit harness connector M133 (B)

terminal 45.

4. Check continuity between display unit harness connector M93

(A) terminal 8 and ground.

Are continuity results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK HORIZONTAL SYNCHRONIZING (HP) SIGNAL

1. Connect display unit connector M93 and AV control unit connec-

tor M133.

2. Turn ignition switch ON.

3. Check signal between display unit harness connector M93 ter-

minal 8 and ground.

Are voltage readings as specified?

YES

>> Replace AV control unit. Refer to

AV-113, "Removal and Installation"

.

NO

>> Replace display unit. Refer to

AV-115, "Removal and Installation"

.

A

B

Continuity

Connector

Terminal

Connector

Terminal

M93

8

M133

45

Yes

A

—

Continuity

Connector

Terminal

M93

8

Ground

No

ALNIA0394GB

(+)

(-)

Condition

Reference signal

Connector

Terminal

M93

8

Ground

Receive
audio sig-
nal

ALNIA0396GB

SKIB3601E

2011 Pathfinder