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 rear 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.REAR DOOR SPEAKER SIGNAL CHECK


4.HARNESS CHECK

connector B109.


5.REAR DOOR SPEAKER SIGNAL CHECK

connector B109.

Center speaker
SubwooferOptical sensor
Exploded View
Optical sensor
LH front tweeter speaker grille
Optical sensor harness connector
LH front tweeter speaker
Instrument panel
Removal and Installation
CAUTION: Whenever a suitable tool is used,
always wrap a cloth around the end of the tool to protect components from ...
VDC
System Diagram
Hydraulic Circuit Diagram
Primary side
VDC/TCS/ABS actuator
Primary side VDC switch-over valve
1 (USV1)
Primary side VDC switch-over valve
1 (HSV1)
Primary side pump
Rear right inlet solenoid valve
Primary side inlet valve
Primary side damper
Fr ...
Squeak and rattle trouble diagnoses
Work Flow
CUSTOMER INTERVIEW
Interview the customer if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic Worksheet during the interview to
document the facts and conditions when the noise occurs and any customer's
comments; refer to RF-64, "Diagnost ...