Description
When the audio system is turned on, a voltage signal is supplied from the audio unit to the BOSE speaker amp. When this signal is received, the BOSE speaker amp. will turn on.
Diagnosis Procedure
1.CHECK AMP ON SIGNAL (BOSE SPEAKER AMP)


2.CHECK AMP ON SIGNAL (AUDIO UNIT)

Check voltage between audio unit harness connector M132 terminal 1 and ground.

Subwoofer
Steering switchTel antenna
Removal and Installation
REMOVAL
Disconnect the battery negative terminal. Refer to PG-67, "Removal
and Installation (Battery)".
Remove the rear parcel shelf finisher. Refer to INT-28, "Removal
and Installation".
Remove the Bluetooth antenna screw (A).
Detach the Bluetooth antenna ...
Front door speaker
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 front door speakers using the audio
signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. ...
Wiring diagram
CAN SYSTEM
Wiring Diagram
...