Nissan Teana J32. Manual — part 44
AV
AUDIO UNIT
AV-31
< ECU DIAGNOSIS >
[AUDIO SYSTEM]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
JCNWM0879GB
AV-32
< ECU DIAGNOSIS >
[AUDIO SYSTEM]
AUDIO UNIT
JCNWM0880GB
AV
AUDIO UNIT
AV-33
< ECU DIAGNOSIS >
[AUDIO SYSTEM]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
JCNWM0881GB
AV-34
< SYMPTOM DIAGNOSIS >
[AUDIO SYSTEM]
AUDIO SYSTEM SYMPTOMS
SYMPTOM DIAGNOSIS
AUDIO SYSTEM SYMPTOMS
Symptom Table
INFOID:0000000003765605
RELATED TO AUDIO
RELATED TO STEERING SWITCH
Symptoms
Check items
Possible malfunction location / Action to take
Audio sound is not heard.
No sound from all speakers.
Audio unit malfunction.
Refer to
There is no sound from one of speakers.
Sound signal malfunction between audio unit and speaker
on the side where there is no sound.
AM/FM radio is not received.
Other audio sounds are normal.
• Antenna amp. ON signal circuit
• Antenna feeder
• Glass antenna
Audio display does not work.
—
• Audio display power supply and ground circuits.
• AV communication circuits between audio unit and au-
dio display.
Symptoms
Inspection location / Probable malfunction location
None of the steering switch operations work.
Steering switch signal GND circuit
Refer to
Only specified switch (1) cannot be operated.
Steering switch
Refer to
“SOURCE”, “SEEK UP”, “SEEK DOWN” switches of steering
switch are not operational.
Steering switch signal A circuit
Refer to
”VOL UP“, “VOL DOWN” switches of steering switch are not
operational.
Steering switch signal B circuit
Refer to
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