Nissan Pathfinder. Manual - part 82

AV

FRONT AUXILIARY INPUT JACK AUDIO SIGNAL CIRCUIT

AV-155

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITHOUT BOSE]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

FRONT AUXILIARY INPUT JACK AUDIO SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000009174477

Regarding Wiring Diagram information, refer to 

AV-88, "Wiring Diagram"

.

1.

CHECK AUX SOUND SIGNAL CIRCUIT CONTINUITY

1. Turn ignition OFF.

2. Disconnect AV control unit connector M124 and front auxiliary input jacks connector.

3. Check continuity between AV control unit connector M124 and front auxiliary input jacks connector.

4. Check continuity between AV control unit connector M124 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 M124 and front auxiliary input jacks connector.

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 M124 and front auxiliary input jacks connector.

2. Turn ignition switch to ACC.

3. Select AUX mode.

4. Check signals between AV control unit connector M124 and ground.

AV control unit

Front auxiliary input jacks

Continuity

Connector

Terminal

Connector

Terminal

M124

20

M205

1

Yes

21

3

AV control unit

Ground

Continuity

Connector

Terminal

M124

20

—

No

21

AV control unit

Front auxiliary input jacks

Continuity

Connector

Terminal

Connector

Terminal

M124

22

M205

2

Yes

AV control unit connector M124

Condition

Reference value

(+)

(

−)

Terminal

Terminal

AV-156

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITHOUT BOSE]

FRONT AUXILIARY INPUT JACK AUDIO SIGNAL CIRCUIT

Is the inspection result normal?

YES

>> Replace front auxiliary input jacks. Refer to 

AV-196, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-187, "Removal and Installation"

.

20

22

AUX mode selected

21

22

SKIB3609E

AV

SATELLITE AUDIO SIGNAL CIRCUIT

AV-157

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITHOUT BOSE]

C

D

E

F

G

H

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J

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M

B

A

O

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SATELLITE AUDIO SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000009174478

Regarding Wiring Diagram information, refer to 

AV-88, "Wiring Diagram"

.

1.

CHECK SATELLITE SOUND SIGNAL CIRCUIT CONTINUITY

1. Turn ignition switch OFF.

2. Disconnect AV control unit connector M138 and satellite radio tuner connector B2.

3. Check continuity between AV control unit connector M138 and satellite radio tuner connector B2.

4. Check continuity between AV control unit connector M138 and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness or connectors.

2.

CHECK SATELLITE SOUND SIGNAL GROUND CIRCUIT CONTINUITY

Check continuity between AV control unit connector M138 and satellite radio tuner connector B2.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connectors.

3.

CHECK SATELLITE SOUND SIGNAL

1. Connect AV control unit connector M138 and satellite radio tuner connector B2.

2. Turn ignition switch to ACC.

3. Select satellite radio mode.

4. Check the signal between the terminals of AV control unit connector M138.

AV control unit

Satellite radio tuner

Continuity

Connector

Terminal

Connector

Terminal

M138

94

B2

22

Yes

96

24

AV control unit

Ground

Continuity

Connector

Terminal

M138

94

No

96

AV control unit

Satellite radio tuner

Continuity

Connector

Terminal

Connector

Terminal

M138

93

B2

21

Yes

95

23

AV control unit connector M138

Condition

Reference value

(+)

(

−)

Terminal

Terminal

AV-158

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITHOUT BOSE]

SATELLITE AUDIO SIGNAL CIRCUIT

Is the inspection result normal?

YES

>> Replace satellite radio tuner. Refer to 

AV-199, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-187, "Removal and Installation"

.

94

93

Satellite radio mode selected

96

95

SKIB3609E