CONFIRMATION STEP 1: AUDIO PANEL SWITCH CONFIRMATION [ENTIRE AUDIO SYSTEM]SM2446097
CONFIRMATION STEP 1: AUDIO PANEL SWITCH CONFIRMATION [ENTIRE AUDIO SYSTEM]

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• Verify the customer complaint and identify either the panel switch malfunction or audio unit/car-navigation unit (without integrated multi information display) malfunction.

STEP

INSPECTION

ACTION
1
• Activate the switch inspection mode.
― Audio unit (See DIAGNOSTIC ASSIST FUNCTION [AUDIO].)
― Car-navigation unit (without integrated multi information display) (See DIAGNOSTIC ASSIST FUNCTION [CAR-NAVIGATION SYSTEM].)
• Does buzzer sound when pressing each switch?
Yes
Verify the customer complaint and then go to the appropriate symptom troubleshooting procedure.
No
Audio unit
• Go to the next step.
Car-navigation unit (without integrated multi information display)
• Replace the car-navigation unit. (See CAR-NAVIGATION UNIT REMOVAL/INSTALLATION.)
2
• Disassemble and reassemble the audio panel and audio unit.
• Activate the audio panel switch inspection mode.
• Does buzzer sound when pressing each switch?
Yes
Go to the next step.
No
Replace the audio panel.
(See AUDIO UNIT DISASSEMBLY/ASSEMBLY.)
3
Does the audio system operate properly?
Yes
The system is normal.
No
Verify the customer complaint and then go to the appropriate symptom troubleshooting procedure.