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
CLIMATE CONTROLLED SEAT CONTROL UNIT
CLIMATE CONTROLLED SEAT CONTROL UNIT : Diagnosis Procedure
Regarding Wiring Diagram information, refer to SE-44, "Wiring Diagram".
1.CHECK FUSES
2.CHECK BATTERY POWER SUPPLY CIRCUIT
Turn ignition switch OFF.
Disconnect climate controlled seat control ...
Intake sensor
Removal and Installation
REMOVAL
Remove the evaporator (2). Refer to HA-48, "EVAPORATOR:
Removal and Installation".
Release the intake sensor clip (A), then remove the intake sensor
(1).
CAUTION:
Mark the mounting position of the intake sensor.
Do not damage the evapora ...
Key slot
Description
Detects whether Intelligent Key is inserted.
Immobilizer antenna amp checks Intelligent Key transponder.
Component Function Check
1. CHECK FUNCTION
With CONSULT
Check KEY SW -SLOT in Data Monitor mode with CONSULT.
Diagnosis Procedure
1. CHECK KEY SLOT POWER SUPPLY CIRCU ...