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 subwoofers using the audio signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the audio unit, BOSE speaker amp. and subwoofer connectors for the following:
2.HARNESS CHECK



3.REAR SUBWOOFER SIGNAL CHECK


4.HARNESS CHECK

connector B109.


5.REAR SUBWOOFER SIGNAL CHECK

connector B109.

Rear door speaker
AMP on signal circuitP0745 pressure control solenoid A
Description
The line pressure solenoid valve regulates the oil pump discharge pressure to
suit the driving condition in
response to a signal sent from the TCM.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
NOTE:
Immediately after performing any "DTC CONFIRMATION PROCEDURE", a ...
Audio display unit
Removal and Installation
Audio display unit bracket
Audio display unit
Cluster lid D
Multifunction switch
Audio display unit bracket screws
Audio display unit screws
Metal Clip
REMOVAL
Remove cluster lid D. Refer to IP-18, "Removal and Installation".
...
Symptom diagnosis
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' ...