DTC Check/Clear

HINT:

• Illustrations may differ from the actual vehicle depending on the device settings and options. Therefore, some detailed areas may not be exactly the same as on the actual vehicle.
• If the system cannot enter the diagnostic mode, inspect all AVC-LAN communication components and repair or replace problem parts (See AVC-LAN CIRCUIT  ).
• After the engine switch is turned on (IG), check that the map is displayed before starting the diagnostic mode. Otherwise, some items cannot be checked.

1. START DIAGNOSTIC MODE 
   1. Turn the engine switch on (IG).
   2. Press the "DISP" switch.
      Fig 1: Pressing DISP Switch

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   3. From the display quality adjustment screen, touch the corners of the screen in the following order: upper left → lower left → upper left → lower left → upper left → lower left.
   4. The diagnostic mode starts and the "System Check Mode" screen will be displayed. Service inspection starts automatically and the result will be displayed.
2. FINISH DIAGNOSTIC MODE 
   1. Turn the engine switch off.
   Fig 2: Display Quality Adjustment

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3. DIAGNOSIS MENU 
   1. Press the "MENU" switch on the "System Check Mode" screen.
      Fig 3: Display - Menu Switch On System

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   2. The "Diagnosis MENU" screen will be displayed.
   Fig 4: Display - Diagnosis MENU

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4. CHECK DTC (WITH DIAGNOSTIC MODE) 
   1. Read the system check result.
      1. If the check result is "EXCH", "CHEK" or "Old" touch the displayed check result.
         Fig 5: Display - Diagnostic Mode

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      2. View the results on the "Unit Check Mode" screen and record them.
         Fig 6: Display - Diagnostic Mode

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      3. When proceeding to view the results of another device, press the "Service" switch.
         Fig 7: Display - Diagnostic Code & Logical Address

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      4. Return to the "System Check Mode" screen.

         HINT:

         To check other items, repeat from the first step.

      Fig 8: Display - System Check Mode

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   2. Read the communication diagnostic check result.
      1. Return to the "System Check Mode" screen, and press the "LAN Mon" switch.
         Fig 9: Display - Press LAN Mon Switch

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      2. The "LAN Monitor" screen is displayed.
         Fig 10: Display - LAN Monitor

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      3. If the check result is "CHEK" or "Old", touch the displayed check result.
         Fig 11: Display - Results Check

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      4. View the results on the individual communication diagnostic screen and record them.

         HINT:

         • If all check results are "No Err", the system judges that no DTC is stored.
           Fig 12: Display - Check Results No Err

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         • The sub-code (relevant device) will be indicated by its physical address.
      Fig 13: Display - LAN Monitor Rr-CONT

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5. DTC CLEAR/RECHECK (WITH DIAGNOSTIC MENU) 
   1. Clear DTC
      1. Press the "Code CLR" switch for 3 seconds.
      2. The check results are cleared.
      Fig 14: Display - Press Code CLR Switch For 3 Seconds

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   2. Recheck
      1. Press the "Recheck" switch.
         Fig 15: Display - Press Recheck Switch

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      2. Confirm that all diagnostic codes are "OK" when the check results are displayed.

         If a code other than "OK" is displayed, troubleshoot again.

         Fig 16: Display - Confirm Diagnostic Codes

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      3. Press the "LAN Mon" switch to change to "LAN Monitor" mode.
         Fig 17: Display - Press LAN Mon Switch To LAN Monitor Mode

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      4. Confirm that all diagnostic codes are "No Err". If a code other than "No Err" is displayed, troubleshoot again.