Nissan Pathfinder. Manual - part 187

AV

SUBWOOFER

AV-575

< DTC/CIRCUIT DIAGNOSIS >

[PREMIUM AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Is the inspection result normal?

YES

>> GO TO 8.

NO

>> Repair or replace harness or connectors.

8.

CHECK PRE-AMP SIGNAL

1. Connect AV control unit connector M161 and BOSE speaker amp. connector B130.

2. Turn ignition switch to ACC.

3. Push AV control unit POWER switch.

4. Check signal between the terminals of AV control unit connector M161.

Is the inspection result normal?

YES

>> Replace BOSE speaker amp. Refer to 

AV-618, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-611, "Removal and Installation"

.

AV control unit

Ground

Continuity

Connector

Terminal

M161

4

—

No

5

13

14

AV control unit connector M161

Condition

Reference value

(+)

(

−)

Terminal

Terminal

4

5

Audio signal output

13

14

SKIB3609E

AV-576

< DTC/CIRCUIT DIAGNOSIS >

[PREMIUM AUDIO WITH NAVIGATION]

FRONT AUXILIARY INPUT JACK AUDIO SIGNAL CIRCUIT

FRONT AUXILIARY INPUT JACK AUDIO SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000009174777

Regarding Wiring Diagram information, refer to 

AV-442, "Wiring Diagram"

.

1.

CHECK AUX SOUND SIGNAL CIRCUIT CONTINUITY

1. Turn ignition OFF.

2. Disconnect AV control unit connector M162 and front auxiliary input jacks connector.

3. Check continuity between AV control unit connector M162 and front auxiliary input jacks connector.

4. Check continuity between AV control unit connector M162 and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness or connectors.

2.

CHECK AUX SOUND SIGNAL GROUND CIRCUIT CONTINUITY

Check continuity between AV control unit connector M162 and front auxiliary input jacks connector M205.

Is inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connectors.

3.

CHECK AUX SOUND SIGNAL

1. Connect AV control unit connector M162 and front auxiliary input jacks connector.

2. Turn ignition switch to ACC.

3. Select AUX mode.

4. Check the signal between the terminals of AV control unit connector M162.

AV control unit

Front auxiliary input jacks

Continuity

Connector

Terminal

Connector

Terminal

M162

24

M205

3

Yes

38

1

AV control unit

Ground

Continuity

Connector

Terminal

M162

24

—

No

38

AV control unit

Front auxiliary input jacks

Continuity

Connector

Terminal

Connector

Terminal

M162

39

M205

2

Yes

AV control unit connector M162

Condition

Reference value

(+)

(

−)

Terminal

Terminal

AV

FRONT AUXILIARY INPUT JACK AUDIO SIGNAL CIRCUIT

AV-577

< DTC/CIRCUIT DIAGNOSIS >

[PREMIUM AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Is the inspection result normal?

YES

>> Replace front auxiliary input jacks. Refer to 

AV-627, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-611, "Removal and Installation"

.

24

39

AUX mode selected

38

39

SKIB3609E

AV-578

< DTC/CIRCUIT DIAGNOSIS >

[PREMIUM AUDIO WITH NAVIGATION]

COMPOSITE IMAGE SIGNAL CIRCUIT (AV CONTROL UNIT TO FRONT DIS-

PLAY UNIT)

COMPOSITE IMAGE SIGNAL CIRCUIT (AV CONTROL UNIT TO FRONT
DISPLAY UNIT)

Diagnosis Procedure

INFOID:0000000009174778

Regarding Wiring Diagram information, refer to 

AV-442, "Wiring Diagram"

.

1.

CHECK COMPOSITE IMAGE SIGNAL CIRCUIT CONTINUITY

1. Turn ignition switch OFF.

2. Disconnect AV control unit connector M163 and display unit connector M92.

3. Check continuity between AV control unit connector M163 and display unit connector M92.

4. Check continuity between AV control unit connector M163 and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness or connectors.

2.

CHECK COMPOSITE IMAGE SIGNAL

1. Connect AV control unit connector M163 and display unit connector M92.

2. Turn ignition switch ON.

3. Check the signal between the terminals of AV control unit connector M163.

Is the inspection result normal?

YES

>> Replace display unit. Refer to 

AV-615, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-611, "Removal and Installation"

.

AV control unit

Display unit

Continuity

Connector

Terminal

Connector

Terminal

M163

56

M92

18

Yes

55

19

AV control unit

Ground

Continuity

Connector

Terminal

M163

56

—

No

AV control unit connector M163

Condition

Reference value

(+)

(

−)

Terminal

Terminal

56

55

DVD image is displayed.

SKIB2251J