Nissan Frontier D40. Instruction — part 5
AV-12
< COMPONENT DIAGNOSIS >
[BASE AUDIO]
FRONT TWEETER
FRONT TWEETER
Description
INFOID:0000000005274864
The audio unit sends audio signals to the front tweeters using the front tweeter circuits.
Diagnosis Procedure
INFOID:0000000005274865
Regarding Wiring Diagram information, refer to
1.
HARNESS CHECK
1.
Disconnect audio unit connector M43 and suspect front tweeter
connector.
2.
Check continuity between audio unit harness connector M43 (A)
and suspect front tweeter harness connector (B).
3.
Check continuity between audio unit harness connector M43 (A)
and ground.
Are the continuity results as specified?
YES
>> GO TO 2
NO
>> • Check connector housings for disconnected or loose terminals.
• Repair harness or connector.
2.
FRONT TWEETER SIGNAL CHECK
A
B
Continuity
Connector
Terminal
Connector
Terminal
M43
2
M109
1
Yes
3
2
11
M111
1
12
2
A
—
Continuity
Connector
Terminal
M43
2
Ground
No
3
11
12
AWNIA0031ZZ
AV
FRONT TWEETER
AV-13
< COMPONENT DIAGNOSIS >
[BASE AUDIO]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
1.
Connect audio unit connector M43 and front tweeter connector.
2.
Turn ignition switch to ACC.
3.
Push “POWER” switch.
4.
Check the signal between audio unit harness connector M43
terminals with CONSULT-III or oscilloscope.
Is the audio signal voltage as specified?
YES
>> Replace the suspect front tweeter. Refer to
.
NO
>> Replace audio unit. Refer to
(+)
(-)
Condition
Reference signal
Con-
nector
Terminal
Terminal
M43
2
3
Receive
audio sig-
nal
11
12
AWNIA0032ZZ
SKIA0177E
AV-14
< COMPONENT DIAGNOSIS >
[BASE AUDIO]
REAR DOOR SPEAKER
REAR DOOR SPEAKER
Description
INFOID:0000000005274866
The audio unit sends audio signals to the rear door speakers using the rear door speaker circuits.
Diagnosis Procedure
INFOID:0000000005274867
Regarding Wiring Diagram information, refer to
1.
HARNESS CHECK
1.
Disconnect audio unit connector M43 and suspect rear door
speaker connector.
2.
Check continuity between audio unit harness connector M43 (A)
and suspect rear door speaker harness connector (B).
3.
Check continuity between audio unit harness connector M43 (A)
and ground.
Are the continuity results as specified?
YES
>> GO TO 2
NO
>> • Check connector housings for disconnected or loose terminals.
• Repair harness or connector.
2.
REAR DOOR SPEAKER SIGNAL CHECK
A B
Continuity
Connector
Terminal
Connector
Terminal
M43
4
D207 (crew cab)
B76 (king cab)
1
Yes
5
2
13
D307 (crew cab)
B160 (king cab)
1
14
2
A
—
Continuity
Connector
Terminal
M43
4
Ground
No
5
13
14
AWNIA0033ZZ
AV
REAR DOOR SPEAKER
AV-15
< COMPONENT DIAGNOSIS >
[BASE AUDIO]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
1.
Connect audio unit connector and rear door speaker connector.
2.
Turn ignition switch to ACC.
3.
Push “POWER” switch.
4.
Check the signal between audio unit harness connector M43
terminals with CONSULT-III or oscilloscope.
Is the audio signal voltage as specified?
YES
>> Replace the suspect rear door speaker. Refer to
.
NO
>> Replace audio unit. Refer to
Connector
(+)
(-)
Condition
Reference signal
Terminal
Terminal
M43
4
5
Receive
audio sig-
nal
13
14
AWNIA0034ZZ
SKIA0177E
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