Nissan Altima HL32 Hybrid. Manual - part 25

 

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Nissan Altima HL32 Hybrid. Manual - part 25

 

 

AV-92

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

COMMUNICATION SIGNAL CIRCUIT

1. Connect satellite radio tuner (factory installed) connector and audio unit connector.

2. Turn ignition switch to ACC

3. Check signal between satellite radio tuner (factory installed) har-

ness connector B123 terminal 28 and ground with CONSULT-III

or oscilloscope.

Are the voltage readings as specified?

YES

>> GO TO 5

NO

>> Replace audio unit. Refer to 

AV-46, "Removal and Installation"

.

5.

CHECK TXD SIGNAL

Check signal between satellite radio tuner (factory installed) harness

connector B123 terminal 29 and ground with CONSULT-III or oscillo-

scope.

Are the voltage readings as specified?

YES

>> GO TO 6

NO

>> Replace satellite radio tuner. Refer to 

AV-137, "Removal and Installation"

.

6.

CHECK RXD SIGNAL

Check signal between satellite radio tuner (factory installed) harness

connector B123 terminal 30 and ground with CONSULT-III or oscillo-

scope.

Are the voltage readings as specified?

YES

>> Replace satellite radio tuner. Refer to 

AV-137, "Removal and Installation"

.

NO

>> Replace audio unit. Refer to 

AV-46, "Removal and Installation"

.

28 - Ground

WKIA4544E

SKIB3825E

29 - Ground

WKIA4545E

SKIB3824E

30 - Ground

WKIA4546E

SKIB3826E

AV

SOUND SIGNAL CIRCUIT

AV-93

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

SOUND SIGNAL CIRCUIT

SATELLITE RADIO TUNER
SATELLITE RADIO TUNER : Description

INFOID:0000000004219459

Left and right channel audio signals are supplied from the satellite radio tuner to the audio unit through the

sound signal circuits.

SATELLITE RADIO TUNER : Diagnosis Procedure

INFOID:0000000004219460

LEFT CHANNEL

1.

CHECK HARNESS

1. Turn ignition switch OFF.

2. Disconnect satellite radio tuner (factory installed) connector

B123 (A) and audio unit connector M45 (B).

3. Check continuity between satellite radio tuner (factory installed)

and audio unit.

4. Check continuity between satellite radio tuner (factory installed)(A) and ground.

Are continuity test results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK LEFT CHANNEL AUDIO SIGNAL

1. Connect satellite radio tuner (factory installed) and audio unit.

2. Turn ignition switch ON.

3. Check signal between satellite radio tuner (factory installed)

connector B123 terminals 21 and 22 with CONSULT-III or oscil-

loscope.

Are the voltage readings as specified?

YES

>> Replace audio unit. Refer to 

AV-46, "Removal and Installation"

.

NO

>> Replace satellite radio tuner. Refer to 

AV-137, "Removal and Installation"

.

RIGHT CHANNEL

Terminals

Continuity

A

B

Connector

Terminal

Connector

Terminal

B123

21

M45

31

Yes

22

32

Terminals

Continuity

A

—

Connector

Terminal

B123

21

Ground

No

22

AWNIA0041ZZ

21 - 22

WKIA4548E

SKIB3609E

AV-94

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

SOUND SIGNAL CIRCUIT

1.

CHECK HARNESS

1. Turn ignition switch OFF.

2. Disconnect satellite radio tuner (factory installed) connector

B123 (A) and audio unit connector M45 (B).

3. Check continuity between satellite radio tuner (factory installed)

and audio unit.

4. Check continuity between satellite radio tuner (factory installed)(A) and ground.

Are continuity test results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK RIGHT CHANNEL AUDIO SIGNAL

1. Connect satellite radio tuner (factory installed) and audio unit.

2. Turn ignition switch ON.

3. Check signal between satellite radio tuner (factory installed)

connector B123 terminals 23 and 24 with CONSULT-III or oscil-

loscope.

Are voltage readings as specified?

YES

>> Replace audio unit. Refer to 

AV-46, "Removal and Installation"

.

NO

>> Replace satellite radio tuner. Refer to 

AV-137, "Removal and Installation"

.

Terminals

Continuity

A

B

Connector

Terminal

Connector

Terminal

B123

23

M45

33

Yes

24

34

Terminals

Continuity

A

—

Connector

Terminal

B123

23

Ground

No

24

AWNIA0042ZZ

23 - 24

WKIA4550E

SKIB3609E

AV

MICROPHONE SIGNAL CIRCUIT

AV-95

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

MICROPHONE SIGNAL CIRCUIT

Description

INFOID:0000000004219461

Voice signals are transmitted from the microphone to the Bluetooth control unit using the microphone signal

circuits.

Diagnosis Procedure

INFOID:0000000004219462

1.

CHECK HARNESS BETWEEN BLUETOOTH CONTROL UNIT AND MICROPHONE

1. Turn ignition switch OFF.

2. Disconnect Bluetooth control unit connector and microphone

connector.

3. Check continuity between Bluetooth control unit harness con-

nector B126 (A) and microphone harness connector R7 (B).

4. Check continuity between Bluetooth control unit harness connector B126 (A) and ground.

Are the continuity test results as specified?

YES

>> GO TO 2

NO

>> Repair harness or connector.

2.

CHECK MICROPHONE POWER SUPPLY

1. Connect Bluetooth control unit connector and microphone con-

nector.

2. Turn ignition switch ON.

3. Check voltage between microphone harness connector R7 ter-

minal 4 and ground.

Is voltage reading approx. 5 volts?

YES

>> GO TO 3

NO

>> Replace Bluetooth control unit. Refer to 

AV-145,

"Removal and Installation"

.

3.

CHECK MICROPHONE SIGNAL

Terminals

Continuity

A

B

Connector

Terminal

Connector

Terminal

B126

7

R7

1

Yes

8

2

29

4

Terminals

Continuity

A

—

Connector

Terminal

B126

7

Ground

No

8

29

WKIA5795E

4 - Ground

: Approx. 5V

WKIA5796E

 

 

 

 

 

 

 

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