Nissan Titan A60. Manual - part 101

AV

POWER SUPPLY AND GROUND CIRCUIT

AV-229

< DTC/CIRCUIT DIAGNOSIS >

[PREMIUM WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

YES

>> Refer to 

AV-227, "DVD PLAYER : Diagnosis Procedure"

.

NO

>> Repair harness or connector.

3.

CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect video monitor connector.

3. Check continuity between video monitor harness connector

R202 and ground.

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair harness or connector.

AUDIO AMP
AUDIO AMP : Diagnosis Procedure

INFOID:0000000006166583

Regarding Wiring Diagram information, refer to 

AV-285, "Wiring Diagram - With Navigation System"

.

1.

CHECK FUSE

Check that the audio amp. fuses are not blown.

Are the fuses OK?

YES

>> GO TO 2.

NO

>> Be sure to eliminate cause of malfunction before installing new fuse.

2.

CHECK POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect audio amp. connector.

3. Check voltage between audio amp. harness connector M112

and ground.

Is battery voltage present?

YES

>> GO TO 3.

NO

>> Check harness between audio amp. and fuse.

3.

CHECK GROUND CIRCUIT

Connector

Terminal

—

Continuity 

R202

3

Ground

Yes

ALNIA0701GB

Unit

Terminal

Signal name

Fuse No.

Audio amp.

1

Battery power

31

17

17

(+)

(-)

Voltage (approx.)

Connector

Terminal

M112

1

Ground

Battery voltage

17

ALNIA0754GB

AV-230

< DTC/CIRCUIT DIAGNOSIS >

[PREMIUM WITH NAVIGATION]

POWER SUPPLY AND GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect audio amp. connector.

3. Check continuity between audio amp. harness connector M112

and ground.

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair harness or connector.

BLUETOOTH CONTROL UNIT
BLUETOOTH CONTROL UNIT : Diagnosis Procedure

INFOID:0000000006166584

Regarding Wiring Diagram information, refer to 

AV-285, "Wiring Diagram - With Navigation System"

.

1.

CHECK FUSE

Check that the following fuses for the Bluetooth control unit are not blown.

Is inspection result OK?

YES

>> GO TO 2.

NO

>> Be sure to eliminate cause of malfunction before installing new fuse. 

2.

CHECK POWER SUPPLY CIRCUIT

Check voltage between Bluetooth control unit harness connector

B142 and ground.

Is battery voltage present as specified?

YES

>> GO TO 3.

NO

>> Check harness between Bluetooth control unit and fuse.

3.

CHECK GROUND CIRCUIT

(+)

(-)

Continuity

Connector

Terminal

M112

4

Ground

Yes

20

ALNIA0755GB

Unit

Terminal

Signal name

Fuse No. 

Bluetooth control unit

1

Battery power

31

2

Ignition switch ACC or ON

4

3

Ignition switch ON or START

12

Connector

Terminal

Ignition switch position

Value (Approx.)

B142

1

OFF

Battery voltage

2

ACC

3

ON

ALNIA0323GB

AV

POWER SUPPLY AND GROUND CIRCUIT

AV-231

< DTC/CIRCUIT DIAGNOSIS >

[PREMIUM WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

1. Turn ignition switch OFF.

2. Disconnect Bluetooth control unit connector.

3. Check continuity between Bluetooth control unit harness con-

nector B142 and ground.

Are continuity results as specified?

YES

>> Inspection End.

NO

>> Repair harness or connector.

MICROPHONE
MICROPHONE : Diagnosis Procedure

INFOID:0000000006166585

Regarding Wiring Diagram information, refer to 

AV-285, "Wiring Diagram - With Navigation System"

.

1.

CHECK POWER SUPPLY CIRCUIT (MICROPHONE SIDE)

1. Turn ignition switch ON.

2. Check voltage between microphone harness connector R109

terminal 4 and ground.

Is approximately 5V present?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

1. Turn ignition switch OFF.

2. Disconnect microphone and Bluetooth control unit harness con-

nectors.

3. Check continuity between microphone harness connector R109

(A) terminal 4 and Bluetooth control unit harness connector

B142 (B) terminal 29. 

4. Check continuity between microphone harness connector R109

(A) terminal 4 and ground. 

Are the continuity test results as specified?

YES

>> Replace the Bluetooth control unit. Refer to 

AV-343, "Removal and Installation"

.

NO

>> Repair harness or connector.

Connector

Terminal

—

Continuity 

B142

4

Ground

Yes

20

23

ALNIA0756GB

(+)

(-)

Value (Approx.)

Connector

Terminal

R109

4

Ground

5V

WKIA5796E

A

B

Continuity

Connector

Terminal

Connector

Terminal

R109

4

B142

29

Yes

A

—

Continuity

Connector

Terminal

R109

4

Ground

No

ALNIA0320GB

AV-232

< DTC/CIRCUIT DIAGNOSIS >

[PREMIUM WITH NAVIGATION]

POWER SUPPLY AND GROUND CIRCUIT

3.

CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect microphone harness connector R109 and Bluetooth

control unit harness connector B142.

3. Check continuity between microphone harness connector R109

(A) terminal 2 and Bluetooth control unit harness connector

B142 (B) terminal 8. 

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair harness or connector.

A

B

Continuity

Connector

Terminal

Connector

Terminal

R109

2

B142

8

Yes

ALNIA0322GB