SYSTEM DESCRIPTION
AUDIO SYSTEM
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 front door speakers, tweeters, rear door speakers, subwoofer amp. and subwoofers.
Refer to Owner's Manual for audio system operating instructions.
Component Parts Location

Component Description
| Part name | Description |
| Audio unit | Controls audio and AUX IN system functions |
| Steering wheel audio control switches |
|
| Front door speakers |
|
| Tweeters |
|
| Rear door speakers |
|
| Bluetooth control unit |
|
| Display unit |
|
| Subwoofer amp |
|
| Subwoofers |
|
Diagnosis and repair workflow
Hands-free phone systemPower supply and ground circuit
BCM
BCM : Diagnosis Procedure
1. CHECK FUSE AND FUSIBLE LINK
Check if the following BCM fuses or fusible link are blown.
2. CHECK POWER SUPPLY CIRCUIT
Turn ignition switch OFF.
Disconnect BCM.
Check voltage between BCM harness connector and ground.
3. CHECK GROUND CIRCUIT
Che ...
Brake warning lamp
Description
NOTE:
1: Brake warning lamp will turn on in case of parking brake operation
(when switch is ON) or of brake fluid level switch operation
(when brake fluid is insufficient).
2: After starting engine, brake warning lamp is turned off.
Component Function Check
1.B ...
Sunroof switch
Description
Transmits switch operation signal to sunroof motor assembly.
Diagnosis Procedure
1.CHECK SUNROOF SWITCH INPUT SIGNAL
Turn ignition switch ON.
Check voltage between sunroof motor assembly harness connector
and ground.
2.CHECK SUNROOF SWITCH CIRCUIT
Turn ...