INFINITI FX35 2005 Service Manual

AV-42
AUDIO
Revision: 2005 July 2005 FX
3. CHECK GROUND CIRCUIT
1. Disconnect BOSE speaker amp. connector and woofer connector.
2. Check continuity between BOSE speaker amp. harness connec- tor B212 terminal 17 (B) and ground.
3. Check continuity between woofer harness connector B223 ter- minal 2 (B) and ground.
OK or NG
OK >> INSPECTION END (System is OK.)
NG >> Repair harness or connector.
Audio Steering Wheel Switch InspectionAKS00AUL
1. CHECK A/C AND AV SWITCH SELF-DIAGNOSIS FUNCTION
1. Start A/C and AV switch self-diagnosis function. Refer to AV- 7 7 , "
A/C and AV Switch Self-Diagnosis Func-
tion" .
2. Operate audio steering wheel switch.
Does audio steering wheel switch operate normally?
YES >> INSPECTION END
NO >> GO TO 2. 17 (B) – Ground : Continuity should exist.
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2 (B) – Ground : Continuity should exist.
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2. CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect A/C and AV switch connector and spiral cable connector.
3. Check continuity between spiral cable harness connector terminals and A/C and AV switch harness con- nector terminals.
4. Check continuity between A/C and AV switch and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK SPIRAL CABLE
1. Disconnect spiral cable connector (Audio steering wheel switch harness side).
2. Check continuity between spiral cable connector terminal 24, 31, 32 and terminal 20, 17, 16.
OK or NG
OK >> GO TO 4.
NG >> Replace spiral cable.
Te r m i n a l s
Continuity
A/C and AV switch Spiral cable
Connector Terminal
(Wire color) Connector Terminal
(Wire color)
M64 12 (R/G)
M15 24 (R/G)
Ye s
13 (G/W) 32 (G/W)
14 (B/Y) 31 (B/Y)
Terminals Continuity
A/C and AV switch
—
Connector Terminal (Wire color)
M64 12 (R/G)
Ground No
13 (G/W)
14 (B/Y)
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Terminals Continuity
Spiral cable
Connector Terminal Connector Terminal
M15 24
M203 20
Ye s
32 16
31 17
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AV-44
AUDIO
Revision: 2005 July 2005 FX
4. CHECK AUDIO STEERING WHEEL SWITCH RESISTANCE
Check resistance audio steering wheel switch terminals.
OK or NG
OK >> INSPECTION END
NG >> Replace audio steering wheel switch.
A/C and AV Switch InspectionAKS007H9
1. A/C AND AV SWITCH SELF-DIAGNOSIS FUNCTION
1. Start A/C and AV switch self-diagnosis function. Refer to AV- 3 7 , "
A/C and AV Switch Self-Diagnosis Func-
tion" .
2. Operate A/C and AV switch.
Does the A/C and AV switch is operated normally?
YES >> INSPECTION END (System is OK)
NO >> Replace A/C and AV switch.
BOSE Speaker Amp. InspectionAKS007WD
1. CHECK HARNESS
1. Disconnect audio unit connector and BOSE speaker amp. con- nector.
2. Check continuity between audio unit harness connector M59 ter- minal 12 (G/W) and BOSE speaker amp. harness connector
B213 terminal 31 (P).
3. Check continuity between audio unit harness connector M59 ter- minal 12 (G/W) and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.
Terminal
(Wire color) Signal name Condition Resistance
( Ω )
16
(L)
17
(BR) Power Depress power switch. Approx. 0
Seek down Depress (station) down switch. Approx. 165
Volume (down) Depress volume down switch. Approx. 652
20
(W) Mode Depress mode switch. Approx. 0
Seek up Depress (station) up switch. Approx. 165
Volume (up) Depress volume up switch. Approx. 652
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12 (GW) – 31 (P) : Continuity should exist.
12 (GW) – Ground : Continuity should not exist.
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2. CHECK AMP. ON SIGNAL
1. Connect audio unit connector.
2. Turn the ignition switch ACC.
3. Check voltage between audio unit harness connector M59 ter- minal 12 (G/W) and ground.
OK or NG
OK >> INSPECTION END (System is OK.)
NG >> Replace audio unit.
Vehicle Speed Signal InspectionAKS007VI
1. CHECK VEHICLE SPEED OPERATION
Start engine and drive vehicle.
Dose speedometer is operated normally?
Ye s > > G O T O 2 .
No >> Check combination meter trouble diagnosis. Refer to DI-15, "
Trouble Diagnosis" .
2. CHECK HARNESS
1. Turn the ignition switch OFF.
2. Disconnect audio unit connector and unified meter and A/C amp. connector.
3. Check continuity between audio unit harness connector M60 ter- minal 22 (W/L) and unified meter and A/C amp. harness connec-
tor M56 terminal 34 (W/L).
4. Check continuity between audio unit harness connector M60 ter- minal 22 (W/L) and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector. 12 (G/W) – Ground : Approx. 12 V
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22 (W/L) – 34(W/L) : Continuity should exist.
22 (W/L) – Ground : Continuity should not exist.
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AV-46
AUDIO
Revision: 2005 July 2005 FX
3. CHECK VEHICLE SPEED SIGNAL
1. Connect unified meter and A/C amp. connector.
2. Start engine and drive vehicle at more than 40 km/h (25MPH).
3. Check the signal between audio unit harness connector M60 terminal 22 (W/L) and ground with CON- SULT-ll or oscilloscope.
OK or NG
OK >> INSPECTION END (System is OK.)
NG >> Replace unified meter and A/C amp.
Locking CD Auto-Changer MechanismAKS007GD
CAUTION:

Prior to removing a malfunctioning CD auto-changer unit that will be shipped for repair, the
changer mechanism MUST BE LOCKED to prevent the mechanism from being damaged during
shipping.

If a CD is jammed or unable to be removed from the unit, do NOT lock the changer mechanism. If
the unit is to be shipped for repair, carefully package the unit to prevent vibration and shock.
DAMPER LOCK PROCEDURE
1. Eject and remove any CDs from the audio unit.
2. Turn ignition switch OFF. Wait until audio unit display is off and mechanism stops moving (mechanism sound stops).
3. Press any one of the disc selection buttons once. When a display shows on the audio unit, press the same disc selection button again within 5 seconds.

The changer mechanism will lock itself within 10 seconds.
4. After mechanism stops moving (mechanism sound stops), open the driver and passenger window, and then disconnect negative battery cable.
NOTE:
After installing a new or remanufactured audio unit, switching the audio unit ON will automatically unlock the
mechanism. A special unlocking procedure is not required.
Terminal Condition Reference
signal
(+) (–)
22
(W/L) Ground When vehicle
speed is approx.40
km/h (25MPH)
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Removal and Installation of Audio UnitAKS005TO
REMOVAL
1. Perform damper lock operation. Refer toAV- 4 6 , "Locking CD Auto-Changer Mechanism" .
2. Remove cluster lid C. Refer to IP-11, "
Removal and Installation" .
3. Remove screws (6) with power tool, and remove audio unit with display and unified meter and A/C amp. from instrument panel.
INSTALLATION
Installation is the reverse order of removal.
Disassembly and Assembly for Audio UnitAKS007YV
DISASSEMBLY
Remove audio unit screws (8) and display screws (4) and unified meter and A/C amp. screws (2) with power
tool and remove bracket.
CAUTION:

When carrying audio unit body, do not touch internal mechanism access from cassette tape slot.

Be careful not to allow foreign matter from cassette tape slot.
ASSEMBLY
Assembly is the reverse order of disassembly.
NOTE:
Use appropriate screws for each, as screws for audio unit and display unit are different from that for unified
meter and A/C amp.
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1. Display 2. Bracket (LH) 3. Audio unit
4. Screw (For metal) 5. Screw (For plastic) 6. Bracket (RH)
7. Unified meter and A/C amp.
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AV-48
AUDIO
Revision: 2005 July 2005 FX
Removal and Installation for A/C and AV SwitchAKS005TP
REMOVAL
1. Remove cluster lid C. Refer to IP-11, "Removal and Installation" .
2. Remove screws (6) and remove A/C and AV switch from cluster lid C.
INSTALLATION
Installation is the reverse order of removal.
Removal and Installation for Front Door SpeakerAKS005TQ
REMOVAL
1. Remove front door finisher. Refer to EI-34, "Removal and Instal-
lation" .
2. Remove screws (3) and remove front door speaker.
INSTALLATION
Installation is the reverse order of removal.
1. Cluster lid C 2. A/C and AV switch 3. Screws
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Removal and Installation for Rear Door SpeakerAKS005TS
REMOVAL
1. Remove rear door finisher. Refer to EI-34, "Removal and Instal-
lation" .
2. Remove screws (3) and remove rear door speaker.
INSTALLATION
Installation is the reverse order of removal.
Removal and Installation for Instrument SpeakerAKS005TU
REMOVAL
1. Remove grille from instrument panel.
2. Remove screws (4) and disconnect connector.
3. Remove instrument speaker.
INSTALLATION
Installation is the reverse order of removal.
Removal and Installation for TweeterAKS005TV
REMOVAL
1. Remove rear pillar upper garnish assembly. Refer to EI-43,
"Removal and Installation" .
2. Remove screws (4), and disconnect connector.
3. Remove tweeter.
INSTALLATION
Installation is the reverse order of removal.
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AV-50
AUDIO
Revision: 2005 July 2005 FX
Removal and Installation for Woofer (BOSE System)AKS007GE
REMOVAL
1. Open luggage floor board.
2. Remove speaker clamp and harness clip.
3. Disconnect connector.
4. Remove woofer.
CAUTION:
Connectors must be placed in the left side, when installed.
INSTALLATION
Installation is the reverse order of removal.
Removal and Installation for BOSE Speaker Amp.AKS007GF
REMOVAL
1. Remove luggage side box assembly. Refer to EI-43, "Removal
and Installation" .
2. Remove nuts (3) with power tool, and remove BOSE speaker amp. from luggage room floor.
3. Remove nuts (2) with power tool, and remove assist bracket.
4. Remove nuts (4) with power tool, and remove bracket.
INSTALLATION
Installation is the reverse order of removal.
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AUDIO ANTENNA AV-51
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Revision: 2005 July 2005 FX
AUDIO ANTENNAPFP:28200
System DescriptionAKS007WE
With the ignition switch in ACC or ON, power is supplied

through 10A fuse [No. 6, located in the fuse block (J/B)]

to audio unit terminal 10.
Ground is supplied through the case of the antenna amp.
When the radio switch is turned ON, antenna signal is supplied

through audio unit terminal 5

to the antenna amp.
Then the antenna amp. is activated.
The amplified radio signals are supplied to the audio unit through the antenna amp.