Nissan Frontier D40. Manual - part 31

 

  Index      Nissan     Nissan Frontier D40 (2010 year) - Service and Repair Manual

 

Search            

 

 

 

 

 

 

 

 

 

Content   ..  29  30  31  32   ..

 

 

Nissan Frontier D40. Manual - part 31

 

 

AV-116

< COMPONENT DIAGNOSIS >

[PREMIUM AUDIO (CREW CAB)]

FRONT TWEETER

FRONT TWEETER

Description

INFOID:0000000005274949

The audio unit sends audio signals to the audio amp. The audio amp. amplifies the audio signals before send-
ing them to the tweeters using the audio signal circuits.

Diagnosis Procedure

INFOID:0000000005274950

Regarding Wiring Diagram information, refer to 

AV-141, "Wiring Diagram"

.

1.

HARNESS CHECK

1.

Disconnect audio amp. connector B159 and suspect tweeter
connector.

2.

Check continuity between audio amp. harness connector B159
(A) and suspect tweeter harness connector (B).

3.

Check continuity between audio amp. harness connector B159
(A) and ground.

Are continuity test results as specified?

YES

>> GO TO 2

NO

>> • Check connector housings for disconnected or loose terminals.

• Repair harness or connector.

2.

FRONT TWEETER SIGNAL CHECK

A B

Continuity

Connector

Terminal

Connector

Terminal

B159

14

M107

1

Yes

30

2

13

M108

1

29

2

A

Continuity

Connector

Terminal

B159

14

Ground

No

30

13

29

ALNIA0722GB

AV

FRONT TWEETER

AV-117

< COMPONENT DIAGNOSIS >

[PREMIUM AUDIO (CREW CAB)]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

1.

Connect audio amp. connector B159 and suspect tweeter con-
nector.

2.

Turn ignition switch to ACC.

3.

Push “POWER” switch.

4.

Check the signal between audio amp. harness connector B159
terminals with CONSULT-III or oscilloscope.

Is audio signal voltage as specified?

YES

>> Replace suspect tweeter. Refer to 

AV-168, "Removal

and Installation"

.

NO

>> GO TO 3

3.

PRE-AMP HARNESS CHECK

1.

Disconnect audio unit connector M65 and audio amp. connector
B159.

2.

Check continuity between audio unit harness connector M65 (A)
and audio amp. harness connector B159 (B).

3.

Check continuity between audio unit harness connector M65 (A)
and ground.

Are continuity test results as specified?

YES

>> GO TO 4

NO

>> • Check connector housings for disconnected or loose terminals.

• Repair harness or connector.

4.

PRE-AMP SIGNAL CHECK

Connec-

tor

Terminal

Condition

Reference

signal

(+)

(-)

B159

14

30

Receive 
audio sig-
nal

13

29

ALNIA0723GB

SKIA0177E

A

B

Continuity

Connector

Terminal

Connector

Terminal

M65

1

B159

6

Yes

2

22

3

5

4

21

Continuity

Connector

Terminal

M65

1

Ground

No

2

3

4

ALNIA0720GB

AV-118

< COMPONENT DIAGNOSIS >

[PREMIUM AUDIO (CREW CAB)]

FRONT TWEETER

1.

Connect audio unit connector and audio amp. connector.

2.

Turn ignition switch ACC.

3.

Push “POWER” switch.

4.

Check the signal between audio unit harness connector M65
terminals with CONSULT-III or oscilloscope.

Are the audio signal voltage readings as specified?

YES

>> Replace audio amp. Refer to 

AV-167, "Removal and

Installation"

.

NO

>> Replace audio unit. Refer to 

AV-166, "Removal and

Installation"

.

Connector

Terminals

Condition

Reference

signal

(+)

(-)

M65

2

1

Receive 
audio sig-
nal

4

3

AWNIA1803ZZ

SKIA0177E

AV

REAR DOOR SPEAKER

AV-119

< COMPONENT DIAGNOSIS >

[PREMIUM AUDIO (CREW CAB)]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

REAR DOOR SPEAKER

Description

INFOID:0000000005274951

The audio unit sends audio signals to the audio amp. The audio amp. amplifies the audio signals before send-
ing them to the rear door speakers using the audio signal circuits.

Diagnosis Procedure

INFOID:0000000005274952

Regarding Wiring Diagram information, refer to 

AV-141, "Wiring Diagram"

.

1.

SPEAKER HARNESS CHECK

1.

Disconnect audio amp. connectors B159 and suspect speaker
connector.

2.

Check continuity between audio amp. harness connectors B159
(A) and suspect speaker harness connector (B).

3.

Check continuity between audio amp. harness connectors B159
(A) and ground.

Are the continuity test results as specified?

YES

>> GO TO 2

NO

>> • Check connector housings for disconnected or loose terminals.

• Repair harness or connector.

2.

SPEAKER SIGNAL CHECK

A

B

Continuity

Connector

Terminal

Connector

Terminal

B159

11

D206

1

Yes

27

2

12

D306

1

28

2

Connector

Terminal

-

Continuity

B159

11

Ground

No

27

12

28

ALNIA0726GB

 

 

 

 

 

 

 

Content   ..  29  30  31  32   ..