Description
The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the audio signals before sending them to the front door speakers using the audio signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the audio unit, BOSE speaker amp. and speaker connectors for the following:
2.HARNESS CHECK



3.FRONT DOOR SPEAKER SIGNAL CHECK


4.HARNESS CHECK

connector B109.


5.FRONT DOOR SPEAKER SIGNAL CHECK


Power supply and ground circuit
TweeterP0075, P0081 IVT control solenoid valve
Description
Intake valve timing control solenoid valve is activated by ON/OFF
pulse duty (ratio) signals from the ECM.
The intake valve timing control solenoid valve changes the oil
amount and direction of flow via the intake valve timing control unit
or stops oil flow.
The longer p ...
Control unit
Removal and Installation
A/C AND AV SWITCH ASSEMBLY
Removal and Installation
The A/C and AV switch assembly is located in cluster lid C.
Refer to AV-481, "Removal and Installation" (BOSE W/COLOR
DISPLAY).
Refer to AV-652, "Removal and Installation" (BOSE W/COLOR DISPL ...
Main power window and door lock/unlock switch
Removal and Installation
REMOVAL
Remove the front door grip cover. Refer to DLK-214, "FRONT DOOR :
Removal and Installation".
Remove the clip (A) from the door grip using a suitable tool.
Release the metal clip and lift the main power window and door
lock/unlock swit ...