2007 INFINITI M35 Audio

TROUBLE DIAGNOSIS
AV-271
[WITH MOBILE ENTERTAINMENT SYSTEM]
C
D
E
F
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H
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J
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MA
B
AV
Revision: 2007 April2007 M35/M45
The Hands-Free Phone Cannot Be UsedNKS004BD
THE VOICE CANNOT BE HEARD
1. CHECK HARNESS AV (NAVI) CONTROL UNIT AND AUDIO UNIT
1. Disconnect AV (NAVI) control unit connector and audio unit connector.
2. Check continuity between AV (NAVI) control unit harness con-
nector (A) M78 terminals 10, 11 and audio unit harness connec-
tor (B) M77 terminals 30, 31.
3. Check continuity between AV (NAVI) control unit harness con-
nector (A) M78 terminals 10, 11 and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.
2. CHECK TEL VOICE SIGNAL
1. Connect AV (NAVI) control unit connector and audio unit connector.
2. Turn ignition switch ON.
3. Check signal between AV (NAVI) control unit harness connector
M78 terminals 10 and 11.
OK or NG
OK >> Replace audio unit.
NG >> Replace AV (NAVI) control unit.
THE VOICE CANNOT BE TRANSMITTED
Refer to AV- 2 6 8 , "THE SCREEN IS SWITCHED BY PRESSING THE STEERING SWITCH" . 10 – 30 : Continuity should exist.
11 – 31 : Continuity should exist.
10, 11 – Ground : Continuity should not exist.
SKIB4640E
10 – 11:When inputting TEL voice
SKIB4641ESKIB3609E

REMOVAL AND INSTALLATION
AV-277
[WITH MOBILE ENTERTAINMENT SYSTEM]
C
D
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F
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H
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J
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MA
B
AV
Revision: 2007 April2007 M35/M45
REMOVAL AND INSTALLATIONPFP:00000
Removal and Installation/Precautions for ReplacementNKS004BG
REMOVAL OF BATTERY
When the battery is removed, the possible route line center position of rear view monitor may not be in the cor-
rect position. Perform the center position correction with the following procedure.
1. Fully turn the steering wheel to left/right.
2. Drive 100m (328.1 ft) or more at vehicle speed 30 km/h (18.6 MPH) or more.
Audio Unit NKS004BH
REMOVAL
1. Remove cluster lid C. Refer to IP-10, "INSTRUMENT PANEL ASSEMBLY" .
2. Remove screws (A) and remove audio unit (2) in conjunction
with unified meter and A/C amp (1).
3. Remove screws (A) and (B)
4. Remove meter and A/C amp (1), audio unit (2) and bracket (3).
CAUTION:
Be careful not to allow foreign material to enter from CD
slot.
INSTALLATION
Installation is the reverse order of removal.
CAUTION:
Unified meter and A/C amp screws are different from other securing screws. Never confuse them
when installing.
Front Door SpeakerNKS004BI
REMOVAL
1. Remove front door finisher. Refer to EI-34, "DOOR FINISHER" .
2. Remove screws (A) and remove front door speaker (1).
INSTALLATION
Installation is the reverse order of removal.
SKIB4268E
SKIB4269E
SKIB4270E

AV-280
[WITH MOBILE ENTERTAINMENT SYSTEM]
REMOVAL AND INSTALLATION
Revision: 2007 April2007 M35/M45
2. Remove screws (A) and disconnect connector.
3. Remove woofer (1).
INSTALLATION
Installation is the reverse order of removal.
BOSE AmpNKS004BP
: Vehicle front
REMOVAL
1. Remove trunk front finisher. Refer to EI-56, "Removal and Installation for Trunk Room Trim" .
2. Remove screws (A), and disconnect connector.
3. Remove BOSE amp (1).
INSTALLATION
Installation is the reverse order of removal.
AudioPilot® MicrophoneNKS004BQ
REMOVAL
1. Remove steering column lower cover. Refer to IP-11, "Removal and Installation of Instrument Panel &
Pad" .
2. Remove screws (A) and disconnect connector.
3. Remove Microphone (2) from steering column lower cover (1).
INSTALLATION
Installation is the reverse order of removal.
Satellite Radio TunerNKS004BR
REMOVAL
1. Remove trunk front finisher. Refer to EI-56, "Removal and Installation for Trunk Room Trim" .
2. Remove rear parcel shelf finisher. Refer to EI-42, "
Removal and Installation" .
SKIB4348E
SKIB4349E
SKIB4350E

AV-286
[WITH MOBILE ENTERTAINMENT SYSTEM]
REMOVAL AND INSTALLATION
Revision: 2007 April2007 M35/M45
Rear Control SwitchNKS004C1
REMOVAL
1. Remove tray box from armrest. Refer to SE-168, "Removal and Installation" .
2. Remove screws (A).
3. Disconnect connector (1) and disengage tabs (A) to separate
rear control switch (2).
INSTALLATION
Installation is the reverse order of removal.
Video DistributorNKS004C2
REMOVAL
1. Remove multifunction switch. Refer to AV- 2 8 4 , "Multifunction Switch" .
2. Remove audio unit assembly. Refer to AV- 2 7 7 , "
Audio Unit" .
3. Remove screws (A).
4. Disconnect connector and remove video distributor (1).
5. Remove screws (A) and remove bracket (1).
SKIB4300E
SKIB4301E
SKIB4392E
SKIB4393E

SQUEAK AND RATTLE TROUBLE DIAGNOSIS
BL-11
C
D
E
F
G
H
J
K
L
MA
B
BL
Revision: 2007 April2007 M35/M45
INSULATOR (Light foam block)
80845-71L00: 30 mm (1.18 in) thick, 30×50 mm (1.18×1.97 in)
FELT CLOTHTAPE
Used to insulate where movement does not occur. Ideal for instrument panel applications.
68370-4B000: 15×25 mm (0.59×0.98 in) pad/68239-13E00: 5 mm (0.20 in) wide tape roll
The following materials, not found in the kit, can also be used to repair squeaks and rattles.
UHMW (TEFLON) TAPE
Insulates where slight movement is present. Ideal for instrument panel applications.
SILICONE GREASE
Used in place of UHMW tape that will be visible or not fit. Will only last a few months.
SILICONE SPRAY
Use when grease cannot be applied.
DUCT TAPE
Use to eliminate movement.
CONFIRM THE REPAIR
Confirm that the cause of a noise is repaired by test driving the vehicle. Operate the vehicle under the same
conditions as when the noise originally occurred. Refer to the notes on the Diagnostic Worksheet.
Generic Squeak and Rattle TroubleshootingNIS001WH
Refer to Table of Contents for specific component removal and installation information.
INSTRUMENT PANEL
Most incidents are caused by contact and movement between:
1. The cluster lid A and instrument panel
2. Acrylic lens and combination meter housing
3. Instrument panel to front pillar garnish
4. Instrument panel to windshield
5. Instrument panel mounting pins
6. Wiring harnesses behind the combination meter
7. A/C defroster duct and duct joint
These incidents can usually be located by tapping or moving the components to duplicate the noise or by
pressing on the components while driving to stop the noise. Most of these incidents can be repaired by apply-
ing felt cloth tape or silicon spray (in hard to reach areas). Urethane pads can be used to insulate wiring har-
ness.
CAUTION:
Do not use silicone spray to isolate a squeak or rattle. If you saturate the area with silicone, you will
not be able to recheck the repair.
CENTER CONSOLE
Components to pay attention to include:
1. Shifter assembly cover to finisher
2. A/C control unit and cluster lid C
3. Wiring harnesses behind audio and A/C control unit
The instrument panel repair and isolation procedures also apply to the center console.
DOORS
Pay attention to the:
1. Finisher and inner panel making a slapping noise
2. Inside handle escutcheon to door finisher
3. Wiring harnesses tapping
4. Door striker out of alignment causing a popping noise on starts and stops
Tapping or moving the components or pressing on them while driving to duplicate the conditions can isolate
many of these incidents. You can usually insulate the areas with felt cloth tape or insulator foam blocks from
the Nissan Squeak and Rattle Kit (J-43980) to repair the noise.

DI-38
UNIFIED METER AND A/C AMP
Revision: 2007 April2007 M35/M45
7. CHECK COMMUNICATION SIGNAL (RX: UNIFIED METER AND A/C AMP.)
1. Turn ignition switch OFF.
2. Connect combination meter connector.
3. Turn ignition switch ON.
4. Check voltage signal between unified meter and A/C amp. har-
ness connector and ground.
OK or NG
OK >> Replace unified meter and A/C amp.
NG >> Replace combination meter.
DTC [B2205] Vehicle Speed CircuitNKS003UM
Symptom: Displays “VEHICLE SPEED CIRC [B2205]” as a self-diagnosis results of unified meter and A/C
amp.
Preform self-diagnosis of ABS actuator and electric unit (control unit), and repair or replace malfunctioning
parts. Refer to BRC-23, "
CONSULT-II Functions (ABS)" .
Removal and Installation of Unified Meter and A/C Amp. NKS003UN
REMOVAL
1. Remove the audio unit. Refer to AV- 1 2 6 , "Audio Unit" (Without
mobile entertainment system) or AV- 2 7 7 , "
Audio Unit" . (With
mobile entertainment system).
2. Remove the screws (A) 2.
3. Remove the screws (B) 4 and remove the bracket (1).
4. Remove unified meter and A/C amp. (2).
INSTALLATION
Installation is the reverse order of removal.
CAUTION:
Unified meter and A/C amp. screws (A) are different from other screws. Never confuse them when
installing.
Terminals
Voltage (Approx.) (+)
(–) Unified meter
and A/C amp.
connectorTerminal
M64 27 Ground
PKIB7652E
SKIA3361E
SKIB4053E

SQUEAK AND RATTLE TROUBLE DIAGNOSES
EI-7
C
D
E
F
G
H
J
K
L
MA
B
EI
Revision: 2007 April2007 M35/M45
INSULATOR (Light foam block)
80845-71L00: 30 mm (1.18 in) thick, 30×50 mm (1.18×1.97 in)
FELT CLOTHTAPE
Used to insulate where movement does not occur. Ideal for instrument panel applications.
68370-4B000: 15×25 mm (0.59×0.98 in) pad/68239-13E00: 5 mm (0.20 in) wide tape roll
The following materials, not found in the kit, can also be used to repair squeaks and rattles.
UHMW (TEFLON) TAPE
Insulates where slight movement is present. Ideal for instrument panel applications.
SILICONE GREASE
Used in place of UHMW tape that will be visible or not fit. Will only last a few months.
SILICONE SPRAY
Use when grease cannot be applied.
DUCT TAPE
Use to eliminate movement.
CONFIRM THE REPAIR
Confirm that the cause of a noise is repaired by test driving the vehicle. Operate the vehicle under the same
conditions as when the noise originally occurred. Refer to the notes on the Diagnostic Worksheet.
Generic Squeak and Rattle TroubleshootingNIS0024B
Refer to Table of Contents for specific component removal and installation information.
INSTRUMENT PANEL
Most incidents are caused by contact and movement between:
1. The cluster lid A and instrument panel
2. Acrylic lens and combination meter housing
3. Instrument panel to front pillar garnish
4. Instrument panel to windshield
5. Instrument panel mounting pins
6. Wiring harnesses behind the combination meter
7. A/C defroster duct and duct joint
These incidents can usually be located by tapping or moving the components to duplicate the noise or by
pressing on the components while driving to stop the noise. Most of these incidents can be repaired by
applying felt cloth tape or silicon spray (in hard to reach areas). Urethane pads can be used to insulate
wiring harness.
CAUTION:
Do not use silicone spray to isolate a squeak or rattle. If you saturate the area with silicone, you
will not be able to recheck the repair.
CENTER CONSOLE
Components to pay attention to include:
1. Shifter assembly cover to finisher
2. A/C control unit and cluster lid C
3. Wiring harnesses behind audio and A/C control unit
The instrument panel repair and isolation procedures also apply to the center console.
DOORS
Pay attention to the:
1. Finisher and inner panel making a slapping noise
2. Inside handle escutcheon to door finisher
3. Wiring harnesses tapping
4. Door striker out of alignment causing a popping noise on starts and stops
Tapping or moving the components or pressing on them while driving to duplicate the conditions can isolate
many of these incidents. You can usually insulate the areas with felt cloth tape or insulator foam blocks from
the Nissan Squeak and Rattle Kit (J-43980) to repair the noise.

SQUEAK AND RATTLE TROUBLE DIAGNOSES
GW-7
C
D
E
F
G
H
J
K
L
MA
B
GW
Revision: 2007 April2007 M35/M45
INSULATOR (Light foam block)
80845-71L00: 30 mm (1.18 in) thick, 30×50 mm (1.18×1.97 in)
FELT CLOTHTAPE
Used to insulate where movement does not occur. Ideal for instrument panel applications.
68370-4B000: 15×25 mm (0.59×0.98 in) pad/68239-13E00: 5 mm (0.20 in) wide tape roll
The following materials, not found in the kit, can also be used to repair squeaks and rattles.
UHMW (TEFLON) TAPE
Insulates where slight movement is present. Ideal for instrument panel applications.
SILICONE GREASE
Used in place of UHMW tape that will be visible or not fit. Will only last a few months.
SILICONE SPRAY
Use when grease cannot be applied.
DUCT TAPE
Use to eliminate movement.
CONFIRM THE REPAIR
Confirm that the cause of a noise is repaired by test driving the vehicle. Operate the vehicle under the same
conditions as when the noise originally occurred. Refer to the notes on the Diagnostic Worksheet.
Generic Squeak and Rattle TroubleshootingNIS0021C
Refer to Table of Contents for specific component removal and installation information.
INSTRUMENT PANEL
Most incidents are caused by contact and movement between:
1. The cluster lid A and instrument panel
2. Acrylic lens and combination meter housing
3. Instrument panel to front pillar garnish
4. Instrument panel to windshield
5. Instrument panel mounting pins
6. Wiring harnesses behind the combination meter
7. A/C defroster duct and duct joint
These incidents can usually be located by tapping or moving the components to duplicate the noise or by
pressing on the components while driving to stop the noise. Most of these incidents can be repaired by apply-
ing felt cloth tape or silicon spray (in hard to reach areas). Urethane pads can be used to insulate wiring har-
ness.
CAUTION:
Do not use silicone spray to isolate a squeak or rattle. If you saturate the area with silicone, you will
not be able to recheck the repair.
CENTER CONSOLE
Components to pay attention to include:
1. Shifter assembly cover to finisher
2. A/C control unit and cluster lid C
3. Wiring harnesses behind audio and A/C control unit
The instrument panel repair and isolation procedures also apply to the center console.
DOORS
Pay attention to the:
1. Finisher and inner panel making a slapping noise
2. Inside handle escutcheon to door finisher
3. Wiring harnesses tapping
4. Door striker out of alignment causing a popping noise on starts and stops
Tapping or moving the components or pressing on them while driving to duplicate the conditions can isolate
many of these incidents. You can usually insulate the areas with felt cloth tape or insulator foam blocks from
the Nissan Squeak and Rattle Kit (J-43980) to repair the noise.