Nissan Note E12. Instruction — part 15
AV-52
< 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-93, "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
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
AV
DIAGNOSIS SYSTEM (BLUETOOTH® CONTROL UNIT)
AV-53
< SYSTEM DESCRIPTION >
[DISPLAY AUDIO]
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DIAGNOSIS SYSTEM (BLUETOOTH® CONTROL UNIT)
Diagnosis Description
INFOID:0000000009460153
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
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
Work Flow
INFOID:0000000009460154
AWNIA3082ZZ
AWNIA3083ZZ
Failure Message
Action
“Internal failure”
Replace Bluetooth
®
control unit. Refer to
AV-98, "Removal and Installation"
.
“Bluetooth
®
antenna open”
1.
Inspect harness connection.
2.
Replace Bluetooth
®
antenna. Refer to
AV-99, "Removal and Installation"
“Bluetooth
®
antenna shorted”
“Phone/Send for Hands Free System is stuck”
Check steering wheel audio control switches. Refer to
“Phone/End for the Hands Free System is stuck”
“Microphone test” (failed interactive test)
1.
Inspect harness between Bluetooth
®
control unit and microphone.
2.
Replace microphone. Refer to
AV-101, "Removal and Installation"
.
AV-54
< ECU DIAGNOSIS INFORMATION >
[DISPLAY AUDIO]
AUDIO UNIT
ECU DIAGNOSIS INFORMATION
AUDIO UNIT
Reference Value
INFOID:0000000009460155
TERMINAL LAYOUT
PHYSICAL VALUES
AWNIA3056ZZ
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
Ignition
switch
Operation
2
(GR)
3
(P)
Sound signal front door
speaker LH
Output
ON
Sound output
4
(W)
5
(R)
Sound signal rear door
speaker LH
Output
ON
Sound output
6
(BR)
15
(GR)
Steering switch signal A
Input
ON
Press SOURCE switch
0V
Press
switch
1.0V
Press
switch
2.0V
Press
switch
3.0V
Except above
5.0V
7
(W)
Ground ACC power supply
Input
ACC
—
Battery voltage
9
(LG/R)
Ground Illumination control signal
Input
ON
Headlamps ON
Battery voltage
SKIB3609E
SKIB3609E
AV
AUDIO UNIT
AV-55
< ECU DIAGNOSIS INFORMATION >
[DISPLAY AUDIO]
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11
(O)
12
(V)
Sound signal front door
speaker RH
Output
ON
Sound output
13
(L)
14
(Y)
Sound signal rear door
speaker RH
Output
ON
Sound output
16
(V)
15
(GR)
Steering switch signal B
Input
ON
Press
switch
0V
Press
switch
1.0V
Press
switch
2.0V
Except above
5.0V
18
(LG)
Ground Vehicle speed signal
Input
ON
When vehicle speed is ap-
prox. 40 km/h (25 MPH)
19
(Y)
Ground Battery power supply
Input
OFF
—
Battery voltage
20
(B/W)
Ground Ground
—
ON
—
0 V
25
(G)
24
(R)
TEL voice signal
Input
ON
During voice guide output
with
switch pressed.
26
(Shield)
—
TEL voice signal shield
—
—
—
—
31
(SB)
—
AV communication (H)
Input/
Output
—
—
—
32
(LG)
—
AV communication (L)
Input/
Output
—
—
—
33
(B)
Ground Camera ground
—
ON
—
0 V
34
(L)
Ground Camera power supply
Output
ON
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
SKIB3609E
JSNIA0012GB
SKIB3609E
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