System Diagram

System Description
AUDIO SYSTEM
The audio system consists of the following components
When the audio system is on, radio signals are received by the window antenna. The audio unit then sends audio signals to the BOSE speaker amp. The Bose speaker amp. sends the audio signals to the front door speakers, tweeters, center speaker, rear door speakers and rear subwoofers.
Refer to Owner's Manual for audio system operating instructions.
SPEED SENSITIVE VOLUME SYSTEM
Volume level of this system goes up and down automatically in proportion to the vehicle speed. The control level can be selected by the customer. Refer to Owner's Manual for operating instructions
Component Parts Location

Component Description
| Part name | Description |
| Audio unit | Controls audio system and AUX IN system functions |
| Bluetooth control unit |
|
| Display unit |
|
| BOSE speaker amp. | Receives power (amp ON) and audio signals from audio unit, and outputs audio signals to each speaker |
| Steering wheel audio control switches |
|
| Front door speakers |
|
| Center speaker |
|
| Tweeters |
|
| Rear door speakers |
|
| Rear subwoofers |
|
Hands-free phone systemSunroof motor assembly
Wiring Diagram
...
Seat belt buckle switch signal circuit
Description
Transmits a seat belt buckle switch LH signal to the combination meter.
Component Function Check
1. CHECK COMBINATION METER INPUT SIGNAL
Start engine.
Monitor seat belt warning lamp while fastening and unfastening the
driver seat belt.
Diagnosis Procedure
Regarding Wiring ...
Washing
Wash dirt off with a wet sponge and plenty of
water. Clean the vehicle thoroughly using a mild
soap, a special vehicle soap or general purpose
dishwashing liquid mixed with clean, lukewarm
(never hot) water.
CAUTION
Do not use car washes that use acid in
the detergent. Some car washes, es ...