Nissan Frontier. Manual - part 7

 

  Index      Nissan     Nissan Frontier (2014 year) - Service and Repair Manual

 

Search            

 

 

 

 

 

 

 

 

 

Content   ..  5  6  7  8   ..

 

 

Nissan Frontier. Manual - part 7

 

 

AV-20

< DTC/CIRCUIT DIAGNOSIS >

[BASE AUDIO (EXCEPT MEXICO)]

REAR DOOR SPEAKER

Is the inspection result normal?

YES

>> Replace rear door speaker. Refer to 

AV-52, "Removal and Installation"

.

NO

>> Replace audio unit. Refer to 

AV-49, "Removal and Installation"

.

Audio unit connector M43

Condition

Reference value

(+)

(

−)

Terminal

Terminal

4

5

Audio signal output

13

14

SKIB3609E

AV

STEERING SWITCH

AV-21

< DTC/CIRCUIT DIAGNOSIS >

[BASE AUDIO (EXCEPT MEXICO)]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

STEERING SWITCH

Diagnosis Procedure

INFOID:0000000010228063

Regarding Wiring Diagram information, refer to 

AV-30, "Wiring Diagram"

.

1.

CHECK STEERING WHEEL AUDIO CONTROL SWITCH RESISTANCE

1. Disconnect combination switch connector M102.

2. Check resistance between combination switch connector terminals.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace steering wheel audio control switches. Refer to 

AV-53, "Removal and Installation"

.

2.

CHECK HARNESS BETWEEN BLUETOOTH

®

 CONTROL UNIT AND COMBINATION SWITCH

1. Turn ignition switch OFF.
2. Disconnect Bluetooth

®

 control unit connector B141 and combination switch connector M30.

3. Check continuity between Bluetooth

®

 control unit connector B141 and combination switch connector M30.

4. Check continuity between Bluetooth

®

 control unit connector B141 and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connectors.

3.

SPIRAL CABLE CHECK

Check continuity between combination switch connectors M30 and M102.

Combination switch connector M102

Condition

Resistance (

Ω)

(Approx.)

Terminal

Terminal

16

18

Depress VOL DOWN switch.

1

Depress VOL UP switch.

121

Depress  

switch.

321

15

Depress MODE switch.

1

Depress  

switch.

121

Depress  

switch.

321

Depress  

switch.

723

Bluetooth

®

 control unit

Combination switch

Continuity

Connector

Terminal

Connector

Terminal

B141

12

M30

24

Yes

13

25

14

31

Bluetooth

®

 control unit

Continuity

Connector

Terminal

B141

12

Ground

No

13

14

AV-22

< DTC/CIRCUIT DIAGNOSIS >

[BASE AUDIO (EXCEPT MEXICO)]

STEERING SWITCH

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace spiral cable. Refer to 

SR-13, "Removal and Installation"

.

4.

CHECK HARNESS BETWEEN BLUETOOTH

®

 CONTROL UNIT AND AUDIO UNIT

1. Disconnect audio unit connector M44.
2. Check continuity between Bluetooth

®

 control unit connector B141 and audio unit connector M43.

3. Check continuity between Bluetooth

®

 control unit connector B141 and ground.

Is the inspection result normal?

YES

>> Replace audio unit. Refer to 

AV-49, "Removal and Installation"

.

NO

>> Repair or replace harness or connectors.

Combination switch

Continuity

Connector

Terminal

Connector

Terminal

M30

24

M102

15

Yes

25

16

31

18

Bluetooth

®

 control unit

Audio unit

Continuity

Connector

Terminal

Connector

Terminal

B141

17

M43

6

Yes

18

16

19

15

Bluetooth

®

 control unit

Continuity

Connector

Terminal

B141

17

Ground

No

18

19

AV

MICROPHONE SIGNAL CIRCUIT

AV-23

< DTC/CIRCUIT DIAGNOSIS >

[BASE AUDIO (EXCEPT MEXICO)]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

MICROPHONE SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000010228064

Regarding Wiring Diagram information, refer to 

AV-30, "Wiring Diagram"

.

1.

CHECK HARNESS BETWEEN BLUETOOTH

®

 CONTROL UNIT AND MICROPHONE

1. Turn ignition switch OFF.
2. Disconnect Bluetooth

®

 control unit connector B141 and microphone connector.

3. Check continuity between Bluetooth

®

 control unit connector B141 and microphone connector R8.

4. Check continuity between Bluetooth

®

 control unit connector B141 and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK MICROPHONE POWER SUPPLY

1. Connect Bluetooth

®

 control unit connector B141 and microphone connector.

2. Turn ignition switch ON.

3. Check voltage between microphone connector R8 terminal 4 and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace Bluetooth

®

 control unit. Refer to 

AV-54, "Removal and Installation"

.

3.

CHECK MICROPHONE SIGNAL

Check signal between Bluetooth

®

 control unit connector B141 with CONSULT or and oscilloscope.

Bluetooth

®

 control unit

Microphone

Continuity

Connector

Terminal

Connector

Terminal

B141

7

R8

1

Yes

8

2

29

4

Bluetooth

®

 control unit

Continuity

Connector

Terminal

B141

7

Ground

No

8

29

Microphone

Ground

Value (Approx.)

Connector

Terminal

R8

4

5V

 

 

 

 

 

 

 

Content   ..  5  6  7  8   ..