Self-Diagnostic Function
The audio system has a self-diagnostic function.
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- Turn the ignition switch to ON (II).
- Make sure the audio system is turned off.
- Push and hold the preset No. 1 and No. 6 buttons.
- While holding the buttons, push the PWR knob to ON.
- Release the buttons and the self-diagnosis begins.
- When you are in the self-diagnostic mode, pressing a preset button starts the diagnostic mode that is assigned to that preset button. Display Specifications NOTE: Any other diagnostic screens shown are for the audio manufactures use only. Entire LCD lighting (press No. 2 button)/lights-outs mode (press No. 3 button) Entire LCD lighting (press No. 2 button)/light-out (press No. 3 button) mode: Turns on/off the entire LCD to show if a LCD segment is stuck on or dead (off). If a LCD segment is stuck on, or is dead, replace the audio unit. I2C-BUS communication verification status (No. 4 button) NOTE: If any of the buses are faulty (NG), replace the audio unit (see «AUDIO UNIT REMOVAL/INSTALLATION»(ref-290858-S15738518602008072200000) ).
- The self-diagnostic function ends when you turn the audio unit OFF, or turn the ignition switch OFF.
Note. This procedure can only be done when the power has been disconnected from the audio unit, and the audio unit displays CODE when the radio is turned on.
With the audio unit turned off, push and hold the preset buttons No. 1, No. 6 and the PWR knob.
The audio unit displays the eight digits of the serial number (example 12345678). Use all eight digits as the serial number when using the interactive network (iN) to get the 5 digit anti-theft code.