Nissan Frontier D40. Manual - part 15

 

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Nissan Frontier D40. Manual - part 15

 

 

AV-52

< COMPONENT DIAGNOSIS >

[PREMIUM AUDIO (KING CAB)]

REAR DOOR SPEAKER

1.

Connect audio unit connector M44 and suspect speaker con-
nector.

2.

Turn ignition switch to ACC.

3.

Push “POWER” switch.

4.

Check the signal between audio unit harness connector M44
terminals with CONSULT-III or oscilloscope.

Is the audio signal voltage reading as specified?

YES

>> Replace suspect speaker. Refer to 

AV-87, "Removal

and Installation"

.

NO

>> Replace audio unit. Refer to 

AV-84, "Removal and

Installation"

.

Connector

Terminals

Condition

Reference

signal

(+)

(-)

M44

14

13

Receive 
audio sig-
nal

16

15

AWNIA1804ZZ

SKIA0177E

AV

STEERING SWITCH

AV-53

< COMPONENT DIAGNOSIS >

[PREMIUM AUDIO (KING CAB)]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

STEERING SWITCH

Description

INFOID:0000000005274902

When one of the steering wheel audio control switches is pushed, the resistance in the steering wheel audio
control switch circuit changes depending on which button is pushed.

Diagnosis Procedure

INFOID:0000000005274903

Regarding Wiring Diagram information, refer to 

AV-65, "Wiring Diagram"

.

1.

CHECK STEERING WHEEL AUDIO CONTROL SWITCH RESISTANCE

1.

Turn ignition switch OFF.

2.

Disconnect steering wheel audio control switch connector M102.

3.

Check resistance between steering switch connector terminals.

Do the steering wheel audio control switches check OK?

YES

>> GO TO 2

NO

>> Replace steering wheel audio control switch. Refer to 

AV-88, "Removal and Installation"

.

2.

CHECK HARNESS

1.

Disconnect Bluetooth control unit harness connector B141 and
spiral cable harness connector M30.

2.

Check continuity between Bluetooth control unit harness con-
nector B141 (A) and spiral cable harness connector M30 (B).

3.

Check continuity between Bluetooth control unit connector B141 (A) and ground.

Are the continuity results as specified?

Terminal

Signal name

Condition

Resistance 

(

)

(Approx.)

16

17

Seek (down)

Depress  

switch.

165

Volume (down)

Depress VOL down switch.

487

Mode/end

Depress  

switch.

0

20

17

Seek (up)

Depress  

switch.

165

Volume (up)

Depress VOL up switch.

487

Phone/send

Depress  

switch. 

0

WKIA4457E

A

Continuity

Connector

Terminal

Connector

Terminal

B141

12

M30

24

Yes

13

32

14

31

A

Continuity

Connector

Terminal

B141

12

Ground

No

13

14

ALNIA0735GB

AV-54

< COMPONENT DIAGNOSIS >

[PREMIUM AUDIO (KING CAB)]

STEERING SWITCH

YES

>> GO TO 3

NO

>> Repair harness.

3.

SPIRAL CABLE CHECK

1.

Disconnect spiral cable connector M102.

2.

Check continuity between spiral cable harness connector M30
(A) and M102 (B).

Does the spiral cable check OK?

YES

>> Inspection End.

NO

>> Replace spiral cable. Refer to 

SR-6, "Removal and Installation"

.

A

B

Continuity

Connector

Terminal

Connector

Terminal

M30

24

M102

20

Yes

31

17

32

16

AWLIA1602ZZ

AV

COMMUNICATION SIGNAL CIRCUIT

AV-55

< COMPONENT DIAGNOSIS >

[PREMIUM AUDIO (KING CAB)]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

COMMUNICATION SIGNAL CIRCUIT

SATELLITE RADIO TUNER

SATELLITE RADIO TUNER : Description

INFOID:0000000005274904

Communication signals are exchanged between the audio unit and satellite radio tuner using the communica-
tion circuits.

SATELLITE RADIO TUNER : Diagnosis Procedure

INFOID:0000000005274905

Regarding Wiring Diagram information, refer to 

AV-65, "Wiring Diagram"

.

1.

CHECK HARNESS - REQ1

1.

Turn ignition switch OFF.

2.

Disconnect satellite radio tuner (factory installed) connector M41
and audio unit connector M42.

3.

Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 28 and audio unit harness
connector M42 (B) terminal 48.

4.

Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 28 and ground.

Are continuity results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK HARNESS - TXD

1.

Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 29 and audio unit harness
connector M42 (B) terminal 49.

2.

Check continuity between satellite radio tuner (factory installed)
harness connector M41 (A) terminal 29 and ground.

Are continuity results as specified?

YES

>> GO TO 3

NO

>> Repair harness or connector.

A

B

Continuity

Connector

Terminal

Connector

Terminal

M41

28

M42

48

Yes

A

Continuity

Connector

Terminal

M41

28

Ground

No

ALNIA0709GB

A

B

Continuity

Connector

Terminal

Connector

Terminal

M41

29

M42

49

Yes

A

Continuity

Connector

Terminal

M41

29

Ground

No

ALNIA0707GB

 

 

 

 

 

 

 

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