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AUDIO
AV-45
< SERVICE INFORMATION >
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Check that the following fuse is not blown.
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of blown fuse before installing new fuse. Refer to PG-
3.
2.POWER SUPPLY CIRCUIT CHECK
1. Disconnect subwoofer connector.
2. Check voltage between the subwoofer and ground.
OK or NG
OK >> GO TO 3.
NG >> • Check connector housings for disconnected or loose
terminals.
• Repair harness or connector.
3.GROUND CIRCUIT CHECK
Check continuity between subwoofer harness connector B72 termi-
nal 5 and ground.
OK or NG
OK >> GO TO 4.
NG >> • Check connector housings for disconnected or loose
terminals.
• Repair harness or connector.
4.CHECK SUBWOOFER AMP. ON SIGNAL
1. Operate system and check voltage between subwoofer harness
connector B72 terminal 4 and ground.
OK or NG
OK >> GO TO 5.
NG >> • Check connector housings for disconnected or loose
terminals.
• Repair harness or connector.
5.HARNESS CHECK
1. Disconnect BOSE speaker amp. connector M112 and subwoofer connector B72.
Unit Terminal Signal name Fuse No.
Subwoofer 6 Battery power 17
UnitTerminal No.
OFF ACC ON (+)
(-)
Connector Terminal
Subwoof-
erB72 6 GroundBattery
voltageBattery
voltageBattery
voltage
WKIA1601E
Continuity should exist.
WKIA1602E
Voltage : More than approx. 6.5V
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AV-46
< SERVICE INFORMATION >
AUDIO
2. Check continuity between BOSE speaker amp. harness connec-
tor terminal and subwoofer harness connector harness connec-
tor terminal.
3. Check continuity between BOSE speaker amp. harness connec-
tor terminal and ground.
OK or NG
OK >> GO TO 6.
NG >> • Check connector housings for disconnected or loose terminals.
• Repair harness or connector.
6.SUBWOOFER SIGNAL CHECK
1. Connect BOSE speaker amp. connector and subwoofer connector.
2. Turn ignition switch to ACC.
3. Check the signal between BOSE speaker amp. harness connec-
tor terminals with CONSULT-II or oscilloscope.
OK or NG
OK >> Replace subwoofer. Refer to AV-46, "Removal and Installation".
NG >> Replace BOSE speaker amp. Refer to AV-46, "
Removal and Installation".
Removal and InstallationINFOID:0000000003533687
AUDIO UNIT
Removal
1. Remove cluster lid C. Refer to IP-10.
Te r m i n a l s
Continuity BOSE speaker amp. Subwoofer
Connector Terminal Connector Terminal
M1123
B721
Ye s
19 2
Te r m i n a l s
Continuity BOSE speaker amp.
—
Connector Terminal
M1123
Ground No
19
WKIA1604E
Te r m i n a l s
Condi-
tionReference
signal (+) (-)
Con-
nec-
torTe r -
minalCon-
nec-
torTe r -
minal
M112 19 M112 3Receive
audio
signal
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AUDIO
AV-47
< SERVICE INFORMATION >
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2. Remove audio unit screws, using power tool.
3. Pull out audio unit and disconnect audio unit connectors.
Installation
Installation is in the reverse order of removal.
AV SWITCH
Removal
1. Disconnect battery negative terminal.
2. Remove center console. Refer to IP-10
.
3. Disconnect center speaker.
4. Remove AV switch screws.
5. Carefully remove the AV switch.
Installation
Installation is in the reverse order of removal.
BOSE SPEAKER AMP.
Removal
1. Remove the accelerator pedal. Refer to ACC-3.
2. Remove BCM. Refer to BCS-24, "
BCM".
3. Disconnect Bose speaker amp. and satellite radio tuner (if equipped) connectors.
4. Remove Bose speaker amp./satellite radio tuner bracket screws
and slide Bose speaker amp./satellite radio tuner bracket down.
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AV-48
< SERVICE INFORMATION >
AUDIO
5. Remove Bose speaker amp. screws (A) and remove Bose
speaker amp. from Bose speaker amp./satellite radio tuner
bracket.
Installation
Installation is in the reverse order of removal.
CENTER SPEAKER
Removal
1. Remove center console. Refer to IP-10.
2. Remove cluster lid D. Refer to IP-10
.
3. Disconnect center speaker connectors.
4. Remove the center speaker screws and remove the center
speaker.
Installation
Installation is in the reverse order of removal.
FRONT DOOR SPEAKER
Removal
1. Remove front door finisher. Refer to EI-31.
2. Remove the four front door speaker screws.
3. Disconnect connector and remove front door speaker.
Installation
Installation is in the reverse order of removal.
FRONT TWEETER
Removal
1. Remove front tweeter grille. Refer to IP-10, "Removal and Installation".
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AUDIO
AV-49
< SERVICE INFORMATION >
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2. Remove front tweeter screws (A).
3. Disconnect connector and remove front tweeter.
Installation
Installation is in the reverse order of removal.
REAR AUDIO REMOTE CONTROL UNIT
Removal
1. Carefully remove the rear audio remote control unit from the rear
roof console assembly.
CAUTION:
Wrap removal tool with clean shop cloth to prevent damage
to the headliner.
2. Disconnect connectors and remove the rear audio remote con-
trol unit.
Installation
Installation is in the reverse order of removal.
REAR DOOR SPEAKER
Removal
1. Remove rear door finisher. Refer to EI-31.
2. Remove the three rear door speaker screws and remove rear
door speaker.
3. Disconnect rear door speaker connector.
Installation
Installation is in the reverse order of removal.
REAR DOOR TWEETER
Removal
1. Remove rear door finisher. Refer to EI-31.
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AV-50
< SERVICE INFORMATION >
AUDIO
2. Remove rear door tweeter screws and remove rear door
tweeter.
3. Disconnect rear door tweeter connector.
Installation
Installation is in the reverse order of removal.
SATELLITE RADIO ANTENNA
Removal
1. Lower headliner. Refer to EI-37.
2. Disconnect satellite radio antenna connector.
3. Remove satellite radio antenna nut.
4. Remove satellite radio antenna.
Installation
Installation is in the reverse order of removal.
SATELLITE RADIO TUNER
Removal
1. Remove BCM. Refer to BCS-24, "BCM".
2. Remove the accelerator pedal. Refer to ACC-3
.
3. Disconnect Bose speaker amp. and satellite radio tuner connectors.
4. Remove Bose speaker amp./satellite radio tuner bracket screws
and slide Bose speaker amp./satellite radio tuner bracket down.
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AUDIO
AV-51
< SERVICE INFORMATION >
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5. Remove satellite radio tuner screws (A) and remove satellite
radio tuner from Bose speaker amp./satellite radio tuner bracket
(1).
Installation
Installation is in the reverse order of removal.
STEERING WHEEL AUDIO CONTROL SWITCHES
Removal
1. Remove steering wheel. Refer to PS-7.
2. Remove steering wheel rear cover screws and remove steering wheel rear cover.
3. Remove steering wheel switch assembly screws and steering
wheel switches.
Installation
Installation is in the reverse order of removal.
SUBWOOFER
Removal
1. Remove front driver seat. Refer to SE-83.
2. Remove the subwoofer bolts.
3. Disconnect subwoofer connector and remove the subwoofer.
Installation
Installation is in the reverse order of removal.
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AV-52
< SERVICE INFORMATION >
AUDIO ANTENNA
AUDIO ANTENNA
System DescriptionINFOID:0000000003533688
With the ignition switch in ACC or ON, power is supplied
• through 10A fuse [No. 4, located in the fuse block (J/B)]
• to audio unit terminal 10.
Ground is supplied through the case of the antenna amp.
When the audio unit switch is turned ON, antenna signal is supplied
• through audio unit terminal 5
• to the antenna amp. terminal 1.
Then the antenna amp. is activated.
The amplified radio signals are supplied to the audio unit through the antenna amp.