Front NISSAN TIIDA 2010 Service Service Manual

AV-16
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AUDIO
Audio Unit (Premium System) Ha rness Connector Terminal Layout
INFOID:0000000005395311
Terminal and Reference Value for Audio Unit (Premium System)INFOID:0000000005395312
AWNIA2072ZZ
Te r m i n a l
(Wire color) ItemSignal
input/
output Condition
Reference value
(Approx.) Example of symp-
tom
+– Ignition
switch Operation
2 (W) 3 (BR) Audio sound
signal front
LH
Output ON
Receive audio
signal No sound from
front door speaker
LH or tweeter LH.
4 (V) 5 (R) Audio sound
signal rear
LHOutput ON
Receive audio
signal No sound from
rear door speaker
LH.
6 (L)*1 Ground Remote
control A
Input ON Press Phone/
End switch 0V
Steering wheel au-dio controls do not function
Press SEEK UP
switch 1.7V
Press VOL UP switch 3.3V
Except for above 5.0V
7 (LG) Ground ACC signal Input ON Ignition switch
ACC or ON
Battery voltageSystem does not
work properly.
11 (G) 12 (SB) Audio sound
signal front
RHOutput ON
Receive audio
signal No sound from
front door speaker
RH or tweeter RH.
SKIA0177E
SKIA0177E
SKIA0177E
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NOTE:
Noise resulting from variations in field strength, such as fading noise and multi-path noise, or external noise
from trains and other sources. It is not a malfunction.
• Fading noise: This noise occurs because of variations in the field strength in a narrow range due to moun-
tains or buildings blocking the signal.
• Multi-path noise: This noise results from the waves sent directly from the broadcast station arriving at the antenna at a different time from the waves t hat reflect off of mountains or buildings.
Noise InspectionINFOID:0000000005395318
The vehicle itself can be a source of noise if noise prevention parts or electrical equipment is malfunctioning.
Check if noise is caused and/or changed by engine speed, ignition switch turned to each position, and opera-
tion of each piece of electrical equipment, and determine the cause.
NOTE:
The source of the noise can be found easily by listening to the noise while removing the fuses of electrical
components, one by one.
TYPE OF NOISE AND POSSIBLE CAUSE
No sound can be heard from one or several speakers. • Open or short in audio signal circuit between audio unit and front
speaker. Refer to AV- 2 4 , "
Sound Is Not Heard from Front Door
Speaker (Base System)" or AV- 2 6 , "Sound Is Not Heard from
Front Door Speaker or Tweeter (Premium System)" .
• Front speaker. Refer to AV- 2 4 , "
Sound Is Not Heard from Front
Door Speaker (Base System)" or AV- 2 6 , "Sound Is Not Heard
from Front Door Speaker or Tweeter (Premium System)" .
• Open or short in audio signal circuit between audio unit and rear
speaker. Refer to AV- 2 5 , "
Sound Is Not Heard from Rear Door
Speaker (Base System)" or AV- 2 7 , "Sound Is Not Heard from
Rear Door Speaker (Premium System)" .
• Rear speaker. Refer to AV- 2 5 , "
Sound Is Not Heard from Rear
Door Speaker (Base System)" or AV- 2 7 , "Sound Is Not Heard
from Rear Door Speaker (Premium System)" .
• Tweeter (mid level and premium system) AV- 2 6 , "
Sound Is Not
Heard from Front Door Speaker or Tweeter (Premium System)"
or AV- 2 7 , "
Sound Is Not Heard from Rear Door Speaker (Premi-
um System)" .
• Audio unit. Refer to AV- 2 9 , "
Removal and Installation" .
No sound can be heard from radio or noise is heard. • Antenna feeder. Refer to
AV- 3 3
.
• Antenna. Refer to AV- 3 3
.
• Audio unit. Refer to AV- 2 9 , "
Removal and Installation" .
Symptom
Check item
Occurrence condition Possible cause
Occurs only when engine is ON. A continuous growling noise occurs. The speed of
the noise varies with changes in the engine speed.
Ignition components
A whistling noise occurs while the engine speed is
high. A booming noise occurs while the engine is
running and the lighting switch is ON. Generator
Noise only occurs when various
electrical components are oper-
ating. A cracking or snapping sound occurs with the op-
eration of various switches.
Relay malfunction, radio malfunction
The noise occurs when various motors are operat-
ing. • Motor case ground
•Motor
The noise occurs constantly, not just under certain conditions. • Rear defogger coil malfunction
• Open circuit in printed heater
A cracking or snapping sound occurs while the vehicle is being driven, especially when
it is vibrating excessively. • Ground wire of body parts.
• Ground due to improper part installation
• Wiring connections or a short circuit
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AV-24
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AUDIO
OK or NG
OK >> Inspection End.
NG >> Replace steering switch. Refer to AV-29, "
Removal and Installation" .
Sound Is Not Heard fr
om Front Door Speaker (Base System)INFOID:0000000005395325
1.HARNESS CHECK
1. Disconnect audio unit connector and front door speaker connector (LH or RH).
2. Check continuity between audio unit connector M43 (A) terminal and suspect speaker connector (B) terminal.
3. Check continuity between audio unit connector M43 terminal and ground.
OK or NG
OK >> GO TO 2.
NG >> • Check connector housings for disconnected or loose terminals. • Repair harness or connector.
2.FRONT SPEAKER SIGNAL CHECK
1. Connect audio unit connector and suspect speaker connector.
2. Turn ignition switch to ACC.
3. Push “POWER” switch.
Terminal Signal name ConditionResistance
(Ω)
(Approx.)
16 17 Seek (down) Depress Seek down switch.
165
Phone/Send Depress Phone/Send switch. 0
Volume (down) Depress volume down switch. 487
20 17 Seek (up) Depress Seek up switch.
165
Phone/End Depress Phone/End switch. 0
Volume (up) Depress volume up switch. 487
LKIA0191E
Te r m i n a l s
Continuity
A B
Connector Terminal Connector Terminal
M43 2
D12 +
Ye s
3-
11 D112 +
12 -
Te r m i n a l s Continuity
Audio unit
—
Connector Terminal
M43 2
Ground No
3
11
12
WKIA5444E
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AV-26
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AUDIO
1. Connect audio unit connector and rear speaker connector.
2. Turn ignition switch to ACC.
3. Push “POWER” switch.
4. Check the signal between audio unit harness connector termi-
nals with CONSULT-III or oscilloscope.
OK or NG
OK >> Replace speaker. Refer to AV-29, "Removal and Instal-
lation" .
NG >> Replace audio unit. Refer to AV-29, "
Removal and
Installation" .
Sound Is Not Heard from Front Door Speaker or Tweeter (Premium System)
INFOID:0000000005395327
1.HARNESS CHECK
1. Disconnect audio unit connector and front door speaker and tweeter connector (LH or RH).
2. Check continuity between audio unit harness connector terminal and front door speaker and tweeter harness connector terminal.
3. Check continuity between audio unit harness connector terminal and ground.
Te r m i n a l s
Condi-tion Reference
signal
(+)
(-)
Con-
nector Te r m i -
nal Con-
nector Te r m i -
nal
M43 4
M43 5
Receive
audio
signal
13
14
WKIA5354E
SKIA0177E
Te r m i n a l s
Continuity
Audio unit. Speaker or tweeter
Connector Terminal Connector Terminal
M43 2
M46 +
Ye s
3-
11 M47 +
12 -
2 D12 +
3-
11 D112 +
12 -
WKIA5351E
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OK or NG
OK >> GO TO 2.
NG >> • Check connector housings for disconnected or loose terminals. • Repair harness or connector.
2.FRONT SPEAKER SIGNAL CHECK
1. Connect audio unit connector, front door speaker connector and tweeter connector.
2. Turn ignition switch to ACC.
3. Push “POWER” switch.
4. Check the signal between audio unit connector terminals with CONSULT-III or oscilloscope.
OK or NG
OK >> Replace front speaker. Refer to AV-29, "Removal and
Installation" .
NG >> Replace audio unit. Refer to AV-29, "
Removal and
Installation" .
Sound Is Not Heard from Rear Door Speaker (Premium System)INFOID:0000000005395328
1.HARNESS CHECK
1. Disconnect audio unit connector and rear door speaker connector.
Te r m i n a l s
Continuity
Audio unit
—
Connector Terminal
M43 2
Ground No
3
11
12
Te r m i n a l s Condi-tion Reference
signal
(+)
(-)
Con-
nector Te r m i -
nal Con-
nector Te r m i -
nal
M43 2
M43 3
Receive
audio
signal
11
1 2
WKIA5352E
SKIA0177E
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AUDIOAV-29
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Removal and InstallationINFOID:0000000005395330
AUDIO UNIT
Removal
1. Disconnect the battery negative terminal.
2. Remove cluster lid C. Refer to IP-11
.
3. Remove the audio unit screws (A), disconnect the connectors and remove the audio unit (1).
4. Remove the audio unit bracket.
Installation
Installation is in the reverse order of removal.
FRONT DOOR SPEAKER
Removal
1. Remove the front door finisher. Refer to EI-34.
2. Remove the front door speaker screws (A), disconnect the con- nector and remove the front door speaker (1).
Installation
Installation is in the reverse order of removal.
REAR DOOR SPEAKER
Removal
1. Remove the rear door finisher. Refer to EI-34.
2. Remove the rear door finisher screws (A), disconnect the con- nector and remove the rear door speaker (1).
Installation
Installation is in the reverse order of removal.
TWEETER
SKIB4726E
SKIB4728E
SKIB4729E
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AV-30
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AUDIO
Removal
1. Remove the front pillar garnish. Refer to
EI-39.
2. Remove the tweeter screw (A), disconnect the connector and remove the tweeter (1).
Installation
Installation is in the reverse order of removal.
STEERING WHEEL AUDIO CONTROL SWITCHES
Removal
1. Remove the steering wheel. Refer to PS-7, "Removal and Installation".
2. Remove the steering wheel finisher cover.
3. Remove the screws and the steering wheel audio control switches.
Installation
Installation is in the reverse order of removal.
SKIB4730E
1. Steering wheel finisher cover 2. Steering wheel 3. Steering wheel audio control switch-
es
A. Screws
LKIA0769E
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AV-34
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AUDIO ANTENNA
• : Vehicle front
7. Remove the roof antenna.
INSTALLATION
Installation is in the reverse order of removal.
SKIB4772E
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AV-46
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TELEPHONE
Hatchback
Sedan
LKIA0762E
1. Bluetooth control unit bracket 2. Bluetooth control unit A. Blue tooth control unit bolts
B. BLuetooth antenna feeder harness clip (hatchback only) C. Bluetooth antenna feeder harness con-
nector D. Bluetooth control unit connector
E. Bluetooth control unit bracket screws ⇐
Front
LKIA0936E
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TELEPHONEAV-47
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Removal
1. For hatchback, remove luggage side lower finish (RH). Refer to EI-54, "Removal and Installation".
• Disconnect Bluetooth antenna harness clip.
2. For sedan, remove the trunk room side finisher (RH). Refer to EI-57, "
Removal and Installation".
• Disconnect the Bluetooth antenna harness connector.
3. Disconnect the Bluetooth control unit harness connector.
4. Remove the Bluetooth control unit upper and lower bracket bolts.
5. Unhook the Bluetooth control unit upper and lowe r brackets and remove Bluetooth control unit.
6. Remove Bluetooth control unit bracket screws and remove the upper and lower brackets from unit.
Installation
Installation is in the reverse order of removal.
BLUETOOTH ANTENNA
Hatchback
1. Bluetooth control unit bracket 2. Bluetooth control unit 3. Bluetooth antenna feeder connector
A. Bluetooth control unit bolts B. Bluetooth control unit connector ⇐Front
LKIA0763E
1. Bluetooth antenna bracket 2. Bluetooth antennaA. Bluetooth antenna bracket bolts
B. Bluetooth antenna screws C. Bluetooth antenna feeder harness
clips
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