Description
The AV control 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 AV control unit, BOSE speaker amp. and subwoofer connectors for the following:
2.HARNESS CHECK



3.REAR SUBWOOFER SIGNAL CHECK


4.HARNESS CHECK



5.REAR SUBWOOFER SIGNAL CHECK


Rear door speaker
AMP on signal circuitRadius rod
Removal and Installation
Removal
Remove the rear wheel and tire using power tool. Refer to WT-60,
"Adjustment".
Remove the radius rod nut and bolt from the rear axle housing
using power tools.
Remove the radius rod bolt from the rear suspension member using power
tools.
Remove th ...
Harness
Harness Layout
HOW TO READ HARNESS LAYOUT
The following Harness Layouts use a map style grid to help locate
connectors on the drawings:
Main Harness, Console Sub-harness and Console Switch Subharness
Engine Room Harness and Front End Module Harness
Engine Room Harness (Passenger Comp ...
BCM (body control module)
Reference Value
NOTE: The Signal Tech II Tool (J-50190) can
be used to perform the following functions. Refer to the Signal Tech II User
Guide for additional information.
Activate and display TPMS transmitter IDs
Display tire pressure reported by the TPMS transmitter
Read TPMS DTCs
Re ...