Nissan Pathfinder. Manual - part 83

AV

BLUETOOTH® VOICE SIGNAL CIRCUIT

AV-159

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITHOUT BOSE]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

BLUETOOTH® VOICE SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000009174479

Regarding Wiring Diagram information, refer to 

AV-88, "Wiring Diagram"

.

1.

CHECK BLUETOOTH

®

 VOICE SIGNAL CIRCUIT CONTINUITY

1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M124 and Bluetooth

®

 control unit connector B3.

3. Check continuity between AV control unit connector M124 terminal 5 and Bluetooth

®

 control unit connec-

tor B3 terminal 9.

4. Check continuity between AV control unit connector M124 terminal 5 and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness or connectors.

2.

CHECK BLUETOOTH

®

 VOICE SIGNAL GROUND CIRCUIT CONTINUITY

Check continuity between AV control unit connector M124 terminal 4 and Bluetooth

®

 control unit connector B3

terminal 10.

Is inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connectors.

3.

CHECK BLUETOOTH

®

 VOICE SIGNAL

1. Connect AV control unit connector M124 and Bluetooth

®

 control unit connector B3.

2. Turn ignition switch to ACC.
3. Press  

switch.

4. Check the signal between the terminals of AV control unit connector M124.

AV control unit

Bluetooth

®

 control unit

Continuity

Connector

Terminal

Connector

Terminal

M124

5

B3

9

Yes

AV control unit

Ground

Continuity

Connector

Terminal

M124

5

—

No

AV control unit

Bluetooth

®

 control unit

Continuity

Connector

Terminal

Connector

Terminal

M124

4

B3

10

Yes

AV-160

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITHOUT BOSE]

BLUETOOTH® VOICE SIGNAL CIRCUIT

Is the inspection result normal?

YES

>> Replace Bluetooth

®

 control unit. Refer to 

AV-197, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-187, "Removal and Installation"

.

AV control unit connector M124

Condition

Reference value

(+)

(

−)

Terminal

Terminal

5

4

During voice guide output with 

 switch pressed.

SKIB3609E

A V

RGB (R: RED) SIGNAL CIRCUIT

AV-161

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITHOUT BOSE]

C

D

E

F

G

H

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J

K

L

M

B

A

O

P

RGB (R: RED) SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000009174480

Regarding Wiring Diagram information, refer to 

AV-88, "Wiring Diagram"

.

1.

CHECK RGB (R: RED) SIGNAL CIRCUIT CONTINUITY

1. Turn ignition switch OFF.

2. Disconnect AV control unit connector M136 and display unit connector.

3. Check continuity between AV control unit connector M136 terminal 57 and display unit connector M93 ter-

minal 17.

4. Check continuity between AV control unit connector M136 terminal 57 and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness or connectors.

2.

CHECK RGB (R: RED) SIGNAL

1. Connect AV control unit connector M136 and display unit connector.

2. Turn ignition switch ON.

3. Check signal between display unit connector M93 terminal 17 and ground.

Is inspection result normal?

YES

>> Replace display unit. Refer to 

AV-191, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-187, "Removal and Installation"

.

AV control unit

Display unit

Continuity

Connector

Terminal

Connector

Terminal

M136

57

M93

17

Yes

AV control unit

Ground

Continuity

Connector

Terminal

M136

57

No

Display unit

Ground

Condition

Reference value

(+)

(

−)

Connector

Terminal

M93

17

—

“Color Spectrum Bar” 

on DISPLAY DIAG-

NOSIS screen.

SKIB2238J

AV-162

< DTC/CIRCUIT DIAGNOSIS >

[MID AUDIO WITHOUT BOSE]

RGB (G: GREEN) SIGNAL CIRCUIT

RGB (G: GREEN) SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000009174481

Regarding Wiring Diagram information, refer to 

AV-88, "Wiring Diagram"

.

1.

CHECK RGB (G: GREEN) SIGNAL CIRCUIT CONTINUITY

1. Turn ignition switch OFF.

2. Disconnect AV control unit connector M136 and display unit connector.

3. Check continuity between AV control unit connector M136 terminal 56 and display unit connector M93 ter-

minal 6.

4. Check continuity between AV control unit connector M136 terminal 56 and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness or connectors.

2.

CHECK RGB (G: GREEN) SIGNAL

1. Connect AV control unit connector M136 and display unit connector.

2. Turn ignition switch ON.

3. Check signal between display unit connector M93 terminal 6 and ground.

Is inspection result normal?

YES

>> Replace display unit. Refer to 

AV-191, "Removal and Installation"

.

NO

>> Replace AV control unit. Refer to 

AV-187, "Removal and Installation"

.

AV control unit

Display unit

Continuity

Connector

Terminal

Connector

Terminal

M136

56

M93

6

Yes

AV control unit

Ground

Continuity

Connector

Terminal

M136

56

No

Display unit

Ground

Condition

Reference value

(+)

(

−)

Connector

Terminal

M93

6

—

“Color Spectrum Bar” 

on DISPLAY DIAG-

NOSIS screen.

SKIB2236J