DIAGNOSIS AND REPAIR WORK FLOW
Work Flow
OVERALL SEQUENCE

DETAILED FLOW
1.GET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred).
2.CONFIRM THE SYMPTOM
Try to confirm the symptom described by the customer. Verify relation between the symptom and the condition when the symptom is detected. Refer to SE-51, "Symptom Table".
3.DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE
Inspect according to Diagnostic Procedure of the system.
4.REPAIR OR REPLACE THE MALFUNCTIONING PART
5.FINAL CHECK
Refer to confirmed symptom in step 2, and make sure that the symptom is not detected.
Seat
System descriptionAudio system
System Diagram
System Description
AUDIO SYSTEM
The audio system consists of the following components
Audio unit
Display unit
Bluetooth control unit
Window antenna
BOSE speaker amp.
Steering wheel audio control switches
Front door speakers
Tweeters
Center speaker
Rear door ...
Sunload sensor
Removal and Installation
REMOVAL
Remove the front LH speaker grille from the instrument panel.
Refer to IP-10, "Exploded View".
Disconnect the harness connector from the sunload sensor.
Release the sunload sensor tabs and remove the sunload sensor
(1) from the front LH speake ...
Tweeter
Description
The AV control unit sends audio signals to the tweeters using the front door
speaker circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit and speaker connectors for the following:
Proper connection
Damage
Disconnected or loose terminals
2.HARNESS CHE ...