Without Scan Tool

DIAGNOSIS FUNCTION
The audio system has diagnosis function (The diagnosis result is displayed on the LCD of the radio receiver assy). (Radio receiver with CD changer control function)

The component code (physical address), or three-digit number (in hexadecimal) is set for each component comprising AVC-LAN.

The logical address, or two-digit number (in hexadecimal) is set for each function and component unit in each component.


DIAGNOSIS CHECK
A. Starting Diagnosis Mode (All elements are lighting and in SW check mode).






Turn off the audio system and turn the IG switch to ACC. While pressing the preset switches "1" and "6" at the same time, press "DISK" 3 times.

Reference:
* Beep sound is given 3 times and the system enters the all elements are lighting and in SW check mode.
* It may take about 40 sec. to complete the check.
* Turn all the elements in the LCD on.
* Make a sound of beeps when pressing the switch.
* "SEEK TRACK" button switches to "Service Check Screen".

Code No. (Physical Address) List:

B. Service Check Screen.

Reference
In the service check mode, the system check and the diagnosis memory check are performed, and the check results are displayed in ascending order of the device codes (physical address.)

C. Finishing Diagnosis Mode.
Press "DISC" for 2 sec. or more, or turn the IG switch OFF.

D. Service Check Mode Result Display (for checking the current and the past system conditions).







1. Press the "SEEK TRACK" switch to see the check result of each device.










2. Check Result Display.
3. To perform the Service Check again, press the preset switch "1".







E. Detail information Mode (when displaying the troubled device's DTC)
1. With "CHEC" or "ECHn" being display, press the preset switch "2" to go to the detail information mode.
2. Press the "TUNE" switch to display "System Check Result (SyS)" and "Diagnosis Memory Response (COdE)".







3. Displayed Items in Detail Information Mode
4. Check the trouble area referring to the DTC list.
5. To return to the service check mode, press the preset switch "3".