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Nissan Versa Note. Manual - part 21

AV-76

< SYSTEM DESCRIPTION >

[DISPLAY AUDIO]

DIAGNOSIS SYSTEM (AUDIO UNIT)

AV COMM Diagnosis

• Displays the communication status between audio unit (master

unit) and Bluetooth

control unit.

• The error counter displays OK if any malfunction was not detected

in the past and displays 0 if a malfunction is detected. It increases

by 1 if the condition is normal at the next ignition switch ON cycle.

The upper limit of the counter is 39.

• The error counter is erased if Reset is pressed.

NOTE:

“???” indicates UNKWN.

Delete Unit Connection Log

Deletes any unit connection records and error records from the

audio unit memory (clears the records of the unit that has been

removed).

Initialize Settings

Deletes data stored from the audio unit.

Error item

Description

Possible cause

CONTROL UNIT (AV)

AV communication circuit initial diagnosis
malfunction is detected.

Replace the audio unit if the malfunction
occurs constantly.
Refer to

AV-118, "Removal and Installation"

AV COMM CIRCUIT

When one of the following is detected:
• malfunction is detected in Bluetooth

control unit power supply and ground cir-
cuits.

• malfunction is detected in AV communi-

cation circuits between audio unit and
Bluetooth

control unit.

• Bluetooth

control unit power supply or

ground circuits.
Refer to

AV-97, "BLUETOOTH® CON-

TROL UNIT : Diagnosis Procedure"

• AV communication circuits between au-

dio unit and Bluetooth

control unit.

Items

Status

(Current)

Counter

(Past)

BUS OFF

OK / ???

OK / 0 – 39

C Rx(BTHF-H/U)

OK / ???

OK / 0 – 39

AWNIA2833GB

AWNIA2637GB

JSNIA0155GB

DIAGNOSIS SYSTEM (BLUETOOTH® CONTROL UNIT)

AV-77

< SYSTEM DESCRIPTION >

[DISPLAY AUDIO]

DIAGNOSIS SYSTEM (BLUETOOTH® CONTROL UNIT)

Diagnosis Description

INFOID:0000000009681867

The Bluetooth

control unit has two diagnostic checks. The first diagnostic check is performed automatically

every ignition cycle during control unit initialization. The second diagnostic check is performed by the techni-

cian using the steering wheel audio control switches prior to trouble diagnosis.

Bluetooth

CONTROL UNIT INITIALIZATION CHECKS

• Internal control unit failure
• Bluetooth

antenna connection open or shorted

• Steering wheel audio control switches [

(PHONE/SEND), (PHONE/END)] stuck closed

• Vehicle speed pulse count

• Microphone connection test (with playback to operator)
• Bluetooth

inquiry check

OPERATION PROCEDURE

1. Turn ignition switch to ACC or ON.
2. Wait for the Bluetooth

system to complete initialization. This may take up to 20 seconds.

3. Press and hold the steering wheel audio control switch

(PHONE/SEND) button for at least 5 seconds. The Bluetooth

system will begin to play a verbal prompt.

4. While the prompt is playing, press and hold the steering wheel

audio control switch (PHONE/END) button until you hear the
“Diagnostics mode” prompt. The Bluetooth

system will sound a

5-second beep.

5. While the beep is sounding, press and hold the steering wheel

audio control switch

(PHONE/END) button again until you

hear prompts.

6. The Bluetooth

system has now entered into the diagnostic

mode. Results of the diagnostic checks will be verbalized to the

technician. Refer to

AV-77, "Work Flow"

7. After the failure records are reported, an interactive microphone

test will be performed. Follow the voice prompt. If the micro-

phone test fails, refer to

AV-77, "Work Flow"

Work Flow

INFOID:0000000009459955

AWNIA3082ZZ

AWNIA3083ZZ

Failure Message

Action

“Internal failure”

Replace Bluetooth

control unit. Refer to

AV-123, "Removal and Installation"

“Bluetooth

antenna open”

Inspect harness connection.

Replace Bluetooth

antenna. Refer to

AV-124, "Removal and Installation"

“Bluetooth

antenna shorted”

“Phone/Send for Hands Free System is stuck”

Check steering wheel audio control switches. Refer to

AV-110, "Diagnosis Proce-

dure"

“Phone/End for the Hands Free System is stuck”

“Microphone test” (failed interactive test)

Inspect harness between Bluetooth

control unit and microphone.

Replace microphone. Refer to

AV-126, "Removal and Installation"

AV-78

< ECU DIAGNOSIS INFORMATION >

[DISPLAY AUDIO]

AUDIO UNIT

ECU DIAGNOSIS INFORMATION

AUDIO UNIT

Reference Value

INFOID:0000000009459956

TERMINAL LAYOUT

PHYSICAL VALUES

AWNIA2820ZZ

Terminal

(Wire color)

Description

Condition

Reference value

(Approx.)

–

Signal name

Input/

Output

Ignition

switch

Operation

(GR)

(P)

Sound signal front door
speaker LH

Output

Sound output

(W)

(R)

Sound signal rear door
speaker LH

Output

Sound output

(BR)

(GR)

Steering switch signal A

Input

Press SOURCE switch

Press

switch

1.0V

Press

switch

2.0V

Press

switch

3.0V

Except above

5.0V

(W)

Ground ACC power supply

Input

ACC

—

Battery voltage

(LG/R)

(B)

Illumination control signal

Input

Headlamps ON

Battery voltage

SKIB3609E

AUDIO UNIT

AV-79

< ECU DIAGNOSIS INFORMATION >

[DISPLAY AUDIO]

(O)

(V)

Sound signal front door
speaker RH

Output

Sound output

(L)

(Y)

Sound signal rear door
speaker RH

Output

Sound output

(V)

(GR)

Steering switch signal B

Input

Press

switch

Press

switch

1.0V

Press

switch

2.0V

Except above

5.0V

(LG)

Ground Vehicle speed signal

Input

When vehicle speed is ap-
prox. 40 km/h (25 MPH)

(Y)

Ground Battery power supply

Input

OFF

—

Battery voltage

(B/W)

Ground Ground

—

0 V

(G)

(R)

TEL voice signal

Input

During voice guide output
with

switch pressed.

(Shield)

—

TEL voice signal shield

—

(SB)

—

AV communication (H)

Input/

Output

—

(LG)

—

AV communication (L)

Input/

Output

—

(B)

Ground Camera ground

—

0 V

(L)

Ground Camera power supply

Output

Camera image displayed

6.0 V

Except for above

0 V

Terminal

(Wire color)

Description

Condition

Reference value

(Approx.)

–

Signal name

Input/

Output

Ignition

switch

Operation

SKIB3609E

JSNIA0012GB

SKIB3609E

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