Qashqai J11. Audio, Visual & Navigation System - part 3

AV

AUDIO SYSTEM

AV-33

< WIRING DIAGRAM >

[AUDIO SYSTEM]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

JRNWD1431GB

AV-34

< WIRING DIAGRAM >

[AUDIO SYSTEM]

AUDIO SYSTEM

JRNWD1432GB

AV

DIAGNOSIS AND REPAIR WORKFLOW

AV-35

< BASIC INSPECTION >

[AUDIO SYSTEM]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work Flow

INFOID:0000000010502033

OVERALL SEQUENCE

DETAILED FLOW

1.

GET INFORMATION FOR SYMPTOM

Get detailed information from the customer about the symptom (the condition and the environment when the
incident/malfunction occurred).

>> GO TO 2.

2.

CONFIRM THE SYMPTOM

Try to confirm the symptom described by the customer. Verify relation between the symptom and the condition
when the symptom is detected. Refer to 

AV-48, "Symptom Table"

.

>> GO TO 3.

3.

DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE

Inspect according to Diagnostic Procedure of the system.

AWNIA2404GB

AV-36

< BASIC INSPECTION >

[AUDIO SYSTEM]

DIAGNOSIS AND REPAIR WORKFLOW

Is malfunctioning part detected?

YES

>> GO TO 4.

NO

>> GO TO 2.

4.

REPAIR OR REPLACE THE MALFUNCTIONING PART

1.

Repair or replace the malfunctioning part.

2.

Reconnect parts or connectors disconnected during Diagnostic Procedure.

>> GO TO 5.

5.

FINAL CHECK

Refer to confirmed symptom in step 2, and make sure that the symptom is not detected.

Was the repair confirmed?

YES

>> Inspection End.

NO

>> GO TO 2.

AV

POWER SUPPLY AND GROUND CIRCUIT

AV-37

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO SYSTEM]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

DTC/CIRCUIT DIAGNOSIS

POWER SUPPLY AND GROUND CIRCUIT

AUDIO UNIT

AUDIO UNIT : Diagnosis Procedure

INFOID:0000000010502034

Regarding Wiring Diagram information, refer to 

AV-23, "Wiring Diagram"

.

1.

CHECK FUSE

Check that the following fuses are not blown.

Are the fuses blown?

YES

>> Replace the blown fuse after repairing the affected circuit.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect audio unit connector M10.

3.

Check voltage between audio unit connector M10 and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connectors.

3.

CHECK GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect audio unit connector M10.

3.

Check continuity between audio unit connectors and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair or replace harness or connectors.

Terminal No.

Signal name

Fuse No.

7

Ignition power supply

4 (10A)

19

Battery power supply

19 (20A)

Audio unit

Ground

Condition

Voltage

(Approx.)

Connector

Terminal

M10

7

—

Ignition switch: ON

Battery voltage

19

Ignition switch: OFF

Audio unit

Ground

Continuity 

Connector

Terminal

M10

20

—

Yes

AV-38

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO SYSTEM]

FRONT TWEETER

FRONT TWEETER

Diagnosis Procedure

INFOID:0000000010502035

Regarding Wiring Diagram information, refer to 

AV-23, "Wiring Diagram"

.

1.

CONNECTOR CHECK

Check the audio unit and speaker connectors for the following:
•  Proper connection
•  Damage
•  Disconnected or loose terminals
Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminals or connectors.

2.

CHECK FRONT TWEETER SIGNAL CIRCUIT CONTINUITY

1.

Disconnect audio unit connector M10 and suspect front tweeter connector.

2.

Check continuity between audio unit connector M10 and suspect front tweeter connector.

3.

Check continuity between audio unit connector M10 and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connectors.

3.

CHECK FRONT TWEETER SIGNAL

1.

Connect audio unit connector M10 and suspect front tweeter connector.

2.

Turn ignition switch to ON.

3.

Push audio unit POWER switch.

4.

Check signal between the terminals of audio unit connector M10.

Audio unit

Front tweeter

Continuity

Connector

Terminal

Connector

Terminal

M10

2

M84 (LH)

1

Yes

3

2

11

M83 (RH)

1

12

2

Audio unit

Ground

Continuity

Connector

Terminal

M10

2

—

No

3

11

12

Audio unit connector M10

Condition

Reference value

(+)

(

−

)

Terminal

Terminal

AV

FRONT TWEETER

AV-39

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO SYSTEM]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Is the inspection result normal?

YES

>> Replace front tweeter. Refer to 

AV-55, "Removal and Installation"

.

NO

>> Replace audio unit. Refer to 

AV-53, "Removal and Installation"

.

2

3

Audio signal output

11

12

SKIB3609E

AV-40

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO SYSTEM]

FRONT DOOR SPEAKER

FRONT DOOR SPEAKER

Diagnosis Procedure

INFOID:0000000010502036

Regarding Wiring Diagram information, refer to 

AV-23, "Wiring Diagram"

.

1.

CONNECTOR CHECK

Check the audio unit and speaker connectors for the following:
•  Proper connection
•  Damage
•  Disconnected or loose terminals
Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminals or connectors.

2.

CHECK FRONT DOOR SPEAKER SIGNAL CIRCUIT CONTINUITY

1.

Disconnect audio unit connector M10 and suspect front door speaker connector.

2.

Check continuity between audio unit connector M10 and suspect front door speaker connector.

3.

Check continuity between audio unit connector M10 and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connectors.

3.

CHECK FRONT DOOR SPEAKER SIGNAL

1.

Connect audio unit connector M10 and suspect front door speaker connector.

2.

Turn ignition switch to ON.

3.

Push audio unit POWER switch.

4.

Check signal between the terminals of audio unit connector M10.

Audio unit

Front door speaker

Continuity

Connector

Terminal

Connector

Terminal

M10

2

D14 (LH)

1

Yes

3

2

11

D34 (RH)

1

12

2

Audio unit

Ground

Continuity

Connector

Terminal

M10

2

—

No

3

11

12

Audio unit connector M10

Condition

Reference value

(+)

(

−

)

Terminal

Terminal

AV

FRONT DOOR SPEAKER

AV-41

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO SYSTEM]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Is the inspection result normal?

YES

>> Replace front door speaker. Refer to 

AV-56, "Removal and Installation"

.

NO

>> Replace audio unit. Refer to 

AV-53, "Removal and Installation"

.

2

3

Audio signal output

11

12

SKIB3609E

AV-42

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO SYSTEM]

REAR DOOR SPEAKER

REAR DOOR SPEAKER

Diagnosis Procedure

INFOID:0000000010502037

Regarding Wiring Diagram information, refer to 

AV-23, "Wiring Diagram"

.

1.

CONNECTOR CHECK

Check the audio unit and speaker connectors for the following:
•  Proper connection
•  Damage
•  Disconnected or loose terminals
Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminals or connectors.

2.

CHECK REAR DOOR SPEAKER SIGNAL CIRCUIT CONTINUITY

1.

Disconnect audio unit connector M10 and suspect rear door speaker connector.

2.

Check continuity between audio unit connector M10 and suspect rear door speaker connector.

3.

Check continuity between audio unit connector M10 and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connectors.

3.

CHECK REAR DOOR SPEAKER SIGNAL

1.

Connect audio unit connector M10 and suspect rear door speaker connector.

2.

Turn ignition switch to ON.

3.

Push audio unit POWER switch.

4.

Check signal between the terminals of audio unit connector M10.

Audio unit

Rear speaker

Continuity

Connector

Terminal

Connector

Terminal

M10

4

D55 (LH)

1

Yes

5

2

13

D68 (RH)

1

14

2

Audio unit

Ground

Continuity

Connector

Terminal

M10

4

—

No

5

13

14

Audio unit connector M10

Condition

Reference value

(+)

(

−

)

Terminal

Terminal

AV

REAR DOOR SPEAKER

AV-43

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO SYSTEM]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Is the inspection result normal?

YES

>> Replace rear door speaker. Refer to 

AV-57, "Removal and Installation"

.

NO

>> Replace audio unit. Refer to 

AV-53, "Removal and Installation"

.

4

5

Audio signal output

13

14

SKIB3609E

AV-44

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO SYSTEM]

MICROPHONE SIGNAL CIRCUIT

MICROPHONE SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000010502039

Regarding Wiring Diagram information, refer to 

AV-23, "Wiring Diagram"

.

1.

CHECK HARNESS BETWEEN AUDIO UNIT AND MICROPHONE

1.

Turn ignition switch OFF.

2.

Disconnect audio unit connector and microphone connector R20.

3.

Check continuity between audio unit connector and microphone connector R20.

4.

Check continuity between audio unit connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connectors.

2.

CHECK MICROPHONE POWER SUPPLY

1.

Connect audio unit connector M11 and microphone connector R20.

2.

Turn ignition switch ON.

3.

Check voltage between microphone connector R20 and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace audio unit. Refer to 

AV-53, "Removal and Installation"

.

3.

CHECK MICROPHONE SIGNAL

Check signal between terminals of audio unit connector.

Audio unit

Microphone

Continuity

Connector

Terminal

Connector

Terminal

M11

36

R20

3

Yes

M12

52

2

51

1

Audio unit

Ground

Continuity

Connector

Terminal

M11

36

—

No

M12

52

Microphone

Ground

Voltage

(Approx.)

(+)

(-)

Connector

Terminal

R20

3

—

5V

AV

MICROPHONE SIGNAL CIRCUIT

AV-45

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO SYSTEM]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Is the inspection result normal?

YES

>> Replace audio unit. Refer to 

AV-53, "Removal and Installation"

.

NO

>> Replace microphone. Refer to 

AV-59, "Removal and Installation"

.

Audio unit connector M11 and M12

Condition

Reference value

(+)

(-)

Terminal

Terminal

36

52

Speak into microphone.

PKIB5037J

AV-46

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO SYSTEM]

USB CONNECTOR

USB CONNECTOR

Diagnosis Procedure

INFOID:0000000010502041

Regarding Wiring Diagram information, refer to 

AV-23, "Wiring Diagram"

.

1.

CHECK USB INTERFACE HARNESS CONTINUITY

1.

Turn ignition switch OFF.

2.

Disconnect audio unit connector M383 and USB interface connector M384.

3.

Check continuity between audio unit connector M383 and USB interface connector M384.

4.

Check continuity between audio unit connector M383 and ground.

Is the inspection result normal?

YES

>> Replace the USB interface. Refer to 

AV-58, "Removal and Installation"

.

NO

>> Repair or replace harness or connectors.

Audio unit

USB interface 

Continuity

Connector

Terminal

Connector

Terminal

M383

129

M384

7

Yes

130

5

131

8

132

6

133

9

Audio unit

—

Continuity

Connector

Terminal

M383

129

Ground

No

131

AV

AUXILIARY INPUT JACK

AV-47

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO SYSTEM]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

AUXILIARY INPUT JACK

Diagnosis Procedure

INFOID:0000000010502042

Regarding Wiring Diagram information, refer to 

AV-23, "Wiring Diagram"

.

1.

CHECK AUX JACK HARNESS CONTINUITY

1.

Turn ignition switch OFF.

2.

Disconnect audio control unit connector M11 and AUX in jack connector M13.

3.

Check continuity between audio control unit connector M11 and AUX in jack connector M13.

4.

Check continuity between audio control unit connector M88 and ground.

Is the inspection result normal?

YES

>> Replace the AUX in jack. Refer to 

AV-58, "Removal and Installation"

.

NO

>> Repair or replace harness or connectors.

Audio control unit

AUX in jack

Continuity

Connector

Terminal

Connector

Terminal

M11

34

M13

1

Yes

33

4

32

3

Audio control unit

—

Continuity

Connector

Terminal

M11

33

Ground

No

34

AV-48

< SYMPTOM DIAGNOSIS >

[AUDIO SYSTEM]

AUDIO SYSTEM

SYMPTOM DIAGNOSIS

AUDIO SYSTEM

Symptom Table

INFOID:0000000010502043

RELATED TO AUDIO

Symptoms

Check items

Probable malfunction location

The disk cannot be removed.

Audio unit

Malfunction in audio unit.
Refer to 

AV-15, "On Board Diagnosis Func-

tion"

.

No sound comes out or the level of the 
sound is low.

No sound from all speakers.

• Speaker circuit shorted to ground.

Refer to 

AV-23, "Wiring Diagram"

.

• Audio unit power supply and ground cir-

cuits malfunction.
Refer to 

AV-37, "AUDIO UNIT : Diagno-

sis Procedure"

.

Only a certain speaker (front tweeter LH, 
front tweeter RH, front door speaker LH, 
front door speaker RH, rear door speaker 
LH, rear door speaker RH) does not output 
sound.

• Poor connector connection of speaker.
• Sound signal circuit malfunction between 

audio unit and speaker.
Refer to:

-

AV-38, "Diagnosis Procedure"

 (front 

tweeter).

-

AV-40, "Diagnosis Procedure"

 (front door 

speaker).

-

AV-42, "Diagnosis Procedure"

 (rear door 

speaker).

• Malfunction in speaker.

Refer to:

-

AV-55, "Removal and Installation"

 (front 

tweeter).

-

AV-56, "Removal and Installation"

 (front 

door speaker).

-

AV-57, "Removal and Installation"

 (rear 

door speaker).

• Malfunction in audio unit.

Refer to 

AV-15, "On Board Diagnosis 

Function"

.