Switch Inspection
- Switch the ignition to ACC or ON.
- Turn the audio unit power to ON.
- While pressing the POWER/VOLUME switch, simultaneously press the PRESET 3 button for 0.5 s or more .
- Inspect according to the following table:
INSPECTION DISPLAY ACTION - Launch the switch inspection mode.
- Operate all of the buttons (press).
- Does the buzzer sound?
- Yes The switch is normal. No Verify the switch.
(See CONFIRMATION STEP 1: AUDIO PANEL SWITCH CONFIRMATION [ENTIRE AUDIO SYSTEM] .) - Cancel the diagnostic assist function by either turning off the audio unit power or by switching the ignition OFF (LOCK).