AUDIO AND VISUAL SYSTEM(for Radio and Display Type) DTC CHECK / CLEAR

  1. CHECK DTC (CHECK USING GTS)

    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Body / Navigation System / Trouble Codes.

    5. Check for DTCs, and then write them down.

    6. Check the details of the DTC(s) (Click here).

  2. CLEAR DTC (CLEAR USING GTS)

    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Body / Navigation System / Trouble Codes.

    5. Clear the DTCs.

  3. START DIAGNOSTIC MODE

    Tip:

    • Illustrations may differ from the actual vehicle screen depending on the device settings and options. Therefore, some detailed areas may not be shown exactly the same as on the actual vehicle screen.

    • After the ignition switch is turned to ON, check that the map is displayed before starting diagnostic mode. Otherwise, some items cannot be checked.

    1. Method 1

      1. Start the engine.

      2. E342288E02

        While pressing and holding the "CAR" or "MEDIA" switch of the radio and display receiver assembly, operate the light control switch: Off → Tail → Off → Tail → Off → Tail → Off.

        Table 1. Text in Illustration

        *a

        "MEDIA" Switch

        *b

        "CAR" Switch

      3. Diagnostic mode starts and the "Service Menu" screen will be displayed. Service inspection starts automatically and the result will be displayed.

    2. Method 2

      Note:

      If the operation fails and diagnostic mode cannot be entered, turn the radio and display receiver assembly screen display on and off once, and then perform the procedures listed below from the first step again. (Only turning the radio and display receiver assembly power supply on and off will not work.)

      1. Start the engine.

      2. Turn the radio and display receiver assembly screen display off.

      3. Turn the radio and display receiver assembly power supply off.

      4. E342289E02

        Press the ">" switch 5 times, and then press the "<" switch 5 times within 15 seconds. Text in Illustration

        Table 2. Text in Illustration

        *a

        ">" Switch

        *b

        "<" Switch

      5. Diagnostic mode starts and the "Service Menu" screen will be displayed. Service inspection starts automatically and the result will be displayed

  4. FAILURE DIAGNOSIS

    1. E278177

      Press the "Failure Diagnosis" switch on the "Service Menu" screen.

    2. The "Failure Diagnosis" will be displayed.

  5. SYSTEM CHECK

    1. E278178

      Press the "System Check" switch on the "Failure Diagnosis" screen.

    2. The "System Check Mode" screen will be displayed.

  6. CHECK DTC (CHECK USING SYSTEM CHECK MODE SCREEN)

    1. E291242E04

      System check mode screen description

      Table 3. Screen Description

      Display

      Content

      *a: Device Name List No. 1

      • Device Name List No. 1 displays some of the devices that make up the audio and visual system.

      • The names of the components from Device Name List No. 1 are shown in the following table.

      *b: Check Result

      Result codes for all devices are displayed.

      *c: Memory Clear

      • Present and history DTCs and registered connected device names are cleared.

      • Press the "Memory CLR" switch for 3 seconds.

      *d: Recheck

      • A system check will be performed again after the memory is cleared.

      • The "Recheck" switch will dim during a system check.

      *e: Device Name List No. 2

      • Device Name List No. 2 displays some of the devices that make up the audio and visual system.

      • The names of the components from Device Name List No. 2 are shown in the following table.
      Table 4. *a: Device Name List No. 1 Description

      Name

      Component

      Connection Method

      DA

      Radio and display receiver assembly

      -
      Table 5. *b: Check Result Description

      Result

      Meaning

      Action

      OK

      The device does not respond with a DTC.

      -

      DETAIL

      The device responds with a DTC.

      Look up the DTC in "Unit Check Mode".

      NCON

      The device was previously present, but does not respond in diagnostic mode.

      - Check power supply wire harness of the device.

      - Check the AVC-LAN of the device.

      NRES

      The device responds in diagnostic mode, but gives no DTC information.

      - Check power supply wire harness of the device.

      - Check the AVC-LAN of the device.
      Table 6. *e: Device Name List No. 2 Description

      Name

      Component

      Connection Method

      AUX/VTR

      No. 1 stereo jack adapter assembly

      Vehicle wire harness
    2. E278180E01

      Unit check mode screen description

      Table 7. Screen Description

      Display

      Content

      *a: Device name

      Target device

      *b: History DTC

      Diagnostic memory results and stored DTCs are displayed.

      *c: Current DTC

      DTCs output in the service check are displayed.

      *d: DTC

      DTC (Diagnostic Trouble Code)

      *e: Timestamp

      The time and date of history DTCs are displayed. (The year is displayed in 2- digit format.)

      *f: Diagnosis clear switch

      Pushing this switch for 3 seconds clears the diagnostic memory data of the target device. (Both response to diagnostic system check result and the displayed data are cleared.)
      Tip:

      • This screen is updated once per second.

      • A maximum of 6 DTCs can be displayed for history and present DTCs.

    3. Read the system check result.

      1. E278181

        If the check result is "DETAIL", touch the displayed check result

        Note:

        A maximum of 6 DTCs can be displayed for history and present DTCs on the "Unit check mode" screen. Therefore, when 6 DTCs are displayed, troubleshoot those DTCs first and then check the "Unit check mode" screen again to see if any other DTCs are displayed.

        Tip:

        • When all results are "OK", this means that no DTCs are output.

        • When proceeding to view the results of another device, press the "Back" switch to return to the "System Check Mode" screen. Repeat the step above to view the results of other devices.

      2. Check the details of the DTC(s).

        Note:

        The audio and visual system outputs DTCs for the following system. When DTCs other than those in Diagnostic Trouble Code Chart for the audio and visual system are output, refer to Diagnostic Trouble Code Chart for the relevant system.

  7. DTC CLEAR/RECHECK (CLEAR USING SYSTEM CHECK MODE SCREEN)

    1. Clear DTC

      1. E278182

        Press the "Memory CLR" switch for 3 seconds.

      2. Confirm that the check results are cleared.

        Tip:

        • To clear the DTC for a specific device, clear the DTC using the "Unit Check Mode" screen.

        • When clearing a DTC using the "Unit Check Mode" screen, press the "Code CLR" switch for 3 seconds.

    2. E278183

      Recheck DTC

      1. Press the "Recheck" switch.

      2. E278185

        Confirm that all diagnostic codes are "OK" when the check results are displayed. If a code other than "OK" is displayed, troubleshoot again.

        Tip:

        When a DTC was cleared using the "Unit Check Mode" screen, press the "Back" switch to return to the "System Check Mode" screen and perform this operation.

  8. FINISH DIAGNOSTIC MODE

    1. Turn the ignition switch off.