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 systemU121D AV control unit
DTC Logic
Diagnosis Procedure
1.CHECK PLAYBACK OF A DISK (CD)
U121E AV CONTROL UNIT
DTC Logic
Diagnosis Procedure
1.CHECK PLAYBACK OF A DISK (CD)
U1225 AV CONTROL UNIT
DTC Logic
DTC DETECTION LOGIC
...
Diagnosis system (AV control unit)
Diagnosis Description
MULTIFUNCTION SWITCH AND PRESET SWITCH SELF-DIAGNOSIS FUNCTION
The ON/OFF operation (continuity) of each switch in the multifunction switch
and preset switch can be checked.
Self-Diagnosis Mode
Press the BACK switch and the
switch of the 8-direction switches with ...
Front regulator
Exploded View
Door panel
Door glass
Regulator assembly
Door module assembly
Window motor
Removal and Installation
REMOVAL
Remove the front door finisher. Refer to INT-18, "Removal and
Installation".
Remove the adhesive bolt hole covers.
Reconnect the window switch t ...