Nissan Versa Sedan. Manual - part 31

AV-116

< BASIC INSPECTION >

[DISPLAY AUDIO]

DIAGNOSIS AND REPAIR WORKFLOW

BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work Flow

INFOID:0000000009375225

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-132, "Symptom Table"

.

>> GO TO 3.

3.

DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE

Inspect according to Diagnostic Procedure of the system.

AWNIA2404GB

AV

DIAGNOSIS AND REPAIR WORKFLOW

AV-117

< BASIC INSPECTION >

[DISPLAY AUDIO]

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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.
Has the symptom been repaired?

YES

>> Inspection End.

NO

>> GO TO 2.

AV-118

< DTC/CIRCUIT DIAGNOSIS >

[DISPLAY AUDIO]

POWER SUPPLY AND GROUND CIRCUIT

DTC/CIRCUIT DIAGNOSIS

POWER SUPPLY AND GROUND CIRCUIT

AUDIO UNIT
AUDIO UNIT : Diagnosis Procedure

INFOID:0000000009375226

Regarding Wiring Diagram information, refer to 

AV-105, "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 M46.

3. Check voltage between audio unit connector M46 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 M47.

3. Check continuity between audio unit connectors and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair or replace harness or connectors.

BLUETOOTH® CONTROL UNIT
BLUETOOTH® CONTROL UNIT : Diagnosis Procedure

INFOID:0000000009375227

Terminal No.

Signal name

Fuse No.

7

ACC power supply

18 (10A)

19

Battery power supply

29 (20A)

Audio unit

Ground

Condition

Voltage

(Approx.)

Connector

Terminal

M46

7

—

Ignition switch: ON

Battery voltage

19

Ignition switch: OFF

Audio unit

Ground

Continuity 

Connector

Terminal

M46

20

—

Yes

M47

46

47

48

AV

POWER SUPPLY AND GROUND CIRCUIT

AV-119

< DTC/CIRCUIT DIAGNOSIS >

[DISPLAY AUDIO]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Regarding Wiring Diagram information, refer to 

AV-105, "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 Bluetooth

®

 control unit connector B33.

3. Check voltage between Bluetooth

®

 control unit connector B33 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. Check continuity between Bluetooth

®

 control unit connector B33 and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair or replace harness or connectors.

Terminal No.

Signal name

Fuse No.

1

Battery power supply

29 (20A)

2

ACC power supply

18 (10A)

3

Ignition signal

5 (10A)

Bluetooth

®

 control unit

Ground

Condition

Voltage

(Approx.)

Connector

Terminal

B33

1

—

Ignition switch: OFF

Battery voltage

2

Ignition switch: ACC

3

Ignition switch: ON

Bluetooth

®

 control unit

Ground

Continuity 

Connector

Terminal

B33

4

—

Yes

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