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AUDIO AND VISUAL SYSTEM(w/o Parking Assist Monitor System) OPERATION CHECK

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  1. CHECK PANEL & STEERING SWITCH

    Tip:

    • The radio receiver assembly panel switches and steering switches are checked in the following procedure.

    • 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.


    1. Enter diagnostic mode.

      Click here

    2. B0065GE

      Select "Function Check/Setting" from the "Service Menu" screen.

    3. A01VO25

      Select "Panel & Steering Switch" from the "Function Check/Setting I" screen.

    4. B0066HYN01

      Panel & Steering Switch Check Mode

      Table 1. Screen Description
      Display Content
      *a: Switch condition "Pushed" is displayed when any switch is pushed.
      *b: Number of switches pushed

      • Number of switches pushed at once is displayed.

      • If more than 3 switches are pushed at once, "More than 3" is displayed.
      *c: Rotary switch direction Direction of rotary switch is displayed.

      1. Operate each switch and check that the switch conditions are correctly displayed.

        Note:

        When the return switch on the remote operation controller assembly is pressed and held for 3 seconds or more, diagnostic mode will be canceled.

  2. CHECK MICROPHONE

    Tip:

    • The microphone and microphone input level are checked in the following procedure.

    • 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.


    1. Enter diagnostic mode.

      Click here

    2. B0065GE

      Select "Function Check/Setting" from the "Service Menu" screen.

    3. A01VN50

      Select "Microphone Check" from the "Function Check/Setting I" screen.

    4. B006756N01

      Microphone Check

      Table 2. Screen Description
      Display Content
      *a: Microphone input level meter Monitors the microphone input level every 0.1 seconds and displays the results in 8 different levels.
      *b: Recording switch*1 Starts recording.
      *c: Stop switch*1 Stops recording and playing.
      *d: Play switch*1 Plays the recorded voice.
      *e: Recording indicator*1 Comes on while recording.

      • *1: w/ Recording Function


      1. When speaking into the microphone, check that the microphone input level meter changes according to the input level.

        Tip:

        The microphone is active at all times when this screen is displayed.

      2. Push the recording switch and perform voice recording.

        Tip:

        • Select the recording switch with the blower motor of the air conditioning system stopped. If an outlet of the air conditioning system is facing the microphone, noise may be recorded.

        • While recording or playing, switches other than the stop switch cannot be pushed.

        • When no recording is present, the play switch cannot be pushed.

        • Recording will stop after 5 seconds or when the stop switch is pushed.

      3. Check that the recording indicator remains on while recording and that the recording can be played normally.

  3. CHECK VEHICLE SIGNAL

    Tip:

    • Vehicle signals received by the radio receiver assembly are checked in the following procedure.

    • 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.


    1. Enter diagnostic mode.

      Click here

    2. B0065GE

      Select "Function Check/Setting" from the "Service Menu" screen.

    3. A01VNSE

      Select "Vehicle Signal" from the "Function Check/Setting I" screen.

    4. B0067JA

      Vehicle Signal Check Mode

      Table 3. Screen Description
      Display Content
      Battery Battery voltage is displayed.
      IG Engine switch ON/OFF state is displayed.
      PKB Parking brake ON/OFF state is displayed.
      REV Reverse signal ON/OFF state is displayed.
      SPEED Vehicle speed is displayed in km/h.
      TAIL Tail signal (light control switch) ON/OFF state is displayed.
      ADIM/TCAN Brightness state DIM (with)/BRIGHT (without) is displayed.
      Tip:

      • Only items sending vehicle signals will be displayed.

      • This screen displays vehicle signals received by the radio receiver assembly.

      • This screen is updated once per second.


      1. When the "Vehicle Signal Check Mode" screen is displayed, check all the vehicle signal conditions.

  4. CHECK HANDS-FREE VOICE QUALITY SETTING

    Tip:

    • The hands-free voice of a "Bluetooth" compatible phone can be adjusted using the following procedure.

    • 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.


    1. Enter diagnostic mode.

      Click here

    2. B0065GE

      Select "Function Check/Setting" from the "Service Menu" screen.

    3. A01VODI

      Select "HF Voice Quality Setting" from the "Function Check/Setting I" screen.

    4. B006599C01
      *a Numeric Keypad
      *b Setting Button
      *c Reset Button

      Hands-Free Voice Quality Setting


      1. If necessary, refer to the table below to adjust the voice quality type with the numeric keypad.

      2. When adjusting the settings, use the number pad on the screen to input the voice quality type according to the table.

        Table 4. Settings
        Parameter Target Phenomenon Voice Quality Type Positive Effect of Changing Voice Quality Negative Effect of Changing Voice Quality

        A

        (Noise)

        		 The other party hears background noise when listening to your voice. 1000 The amount of background noise the other party hears when listening to your voice is reduced. The volume of voice the other party hears when listening to your voice may temporarily drop.

        B

        (Noise)

        		 The other party hears a lot of background noise when listening to your voice. 2000 The amount of background noise the other party hears when listening to your voice is sharply reduced. The volume of voice the other party hears when listening to your voice may temporarily drop.

        C

        (Echo)

        		 The other party hears weak echoes. 0100 The amount of echo is reduced (low level). Sound quality of the other party deteriorates (low level).

        D

        (Echo)

        		 The other party hears strong echoes. 0200 The amount of echo is reduced (high level). Sound quality of the other party deteriorates (high level).
        Table 5. Settings (When Multiple Phenomenon Occurred)
        Parameter Target Phenomenon Voice Quality Type Positive Effect of Changing Voice Quality Negative Effect of Changing Voice Quality
        A+C The other party hears background noise and weak echoes when listening to your voice. 1100

        • The amount of background noise the other party hears when listening to your voice is reduced.

        • The amount of echo is reduced (low level).

        • The volume of voice may drop temporarily.

        • Sound quality of the other party deteriorates (low level).
        A+D The other party hears background noise and strong echoes when listening to your voice. 1200

        • The amount of background noise the other party hears when listening to your voice is reduced.

        • The amount of echo is reduced (high level).

        • The volume of voice may drop temporarily.

        • Sound quality of the other party deteriorates (high level).
        B+C The other party hears a lot of background noise and weak echoes when listening to your voice. 2100

        • The amount of background noise the other party hears when listening to your voice is sharply reduced.

        • The amount of echo is reduced (low level).

        • The volume of voice may drop temporarily.

        • Sound quality of the other party deteriorates (low level).
        B+D The other party hears a lot of background noise and strong echoes when listening to your voice. 2200

        • The amount of background noise the other party hears when listening to your voice is sharply reduced.

        • The amount of echo is reduced (high level).

        • The volume of voice may drop temporarily.

        • Sound quality of the other party deteriorates (high level).
        Tip:

        • The default value is "0000".

        • Settings will be applied when the setting button is selected.

        • If voice quality type values that are not in the table are input, the setting will not be applied and a positive effect may not be gained.

        • If the quality of phone calls decreases due to the changed settings, return the settings to "0000" by pressing the "INIT" switch.

  5. CHECK DAB RECEPTION (w/ DAB Function)

    Tip:

    • The reception condition of Digital Audio Broadcast (DAB) can be checked.

    • 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.


    1. Enter diagnostic mode.

      Click here

    2. B0065GE

      Select "Function Check/Setting" from the "Service Menu" screen.

    3. A01VO8S

      Select "Next Page" from the "Function Check/Setting I" screen.

    4. B00660H

      Select "DAB Reception Check" from the "Function Check/Setting II" screen.

    5. B0067IHN01

      DAB Reception Check

      Table 6. Screen Description
      Display Content
      *a: Up or down switch Enables the channel to be changed to the one to be checked.
      *b: Check/STOP switch

      • Check: Starts checking

      • STOP: Stops checking
      *c: Antenna connection check
      • DAB antenna connection status as follows:

      • OK: Connected properly

      • NG: Not connected properly

      • -: Not equipped with DAB antenna.
      *d: DAB Tuner Reception Level Check Result Description
      • Displays DAB antenna reception levels as follows:

      • 111 or more: Font color is black (good reception).

      • 110 or less: Font color is red (poor reception).

      • -: Not equipped with DAB antenna.

      1. Select the "Check" button to start the DAB reception check.

      2. Check that the results are displayed when the DAB reception check is performed.

  6. CHECK SPEAKER

    Tip:

    • This function is used when checking the speaker wiring and whether the speakers are functioning properly.

    • 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.


    1. Turn audio mode on and play any audio source.

      Tip:

      This audio source will be used for the speaker check.

    2. Enter diagnostic mode.

      Click here

    3. B006521

      Select "Failure Diagnosis" from the "Service Menu" screen.

    4. A01VNQ3

      Select "System Check" from the "Failure Diagnosis" screen.

    5. A01VMY1

      Select "SP Check ON" from the "System Check Mode" screen.

    6. Check the speaker wiring and check that the speakers are functioning properly.

      Tip:

      • Check that each speaker outputs sound from the selected audio source properly.

      • "SP Check OFF" is displayed during the speaker check.

      • Sound can be heard from the speakers around the vehicle in order beginning from a speaker on the front side.

      • More than one speaker may sound simultaneously depending on the speaker wiring.

    7. Sound stops when any of the following conditions are met:


      1. The "SP Check OFF" switch is pressed.

      2. The engine switch is turned off.

      3. Diagnostic mode is turned off.

      4. The screen is changed to another screen.

      5. Audio mode is turned off.

  7. CHECK SOFTWARE ERROR HISTORY

    Tip:

    This function is used to check the cause when the radio receiver assembly screen is blacked out.


    1. Check Software Error History.


      1. Connect the GTS to the DLC3.

      2. Turn the engine switch on (IG).

      3. Turn the GTS on.

      4. Enter the following menus: Body Electrical / Navigation System / Utility / Software Error History.


        1. Body Electrical > Navigation System > Utility
          Tester Display
          Software Error History




      5. When an item is stored for Software Error History, record it before repairing the radio receiver assembly.

        Table 7. Software Error History Screen Description
        Error Description Trigger Detail
        Software Reset Navi Microcomputer Hexadecimal Number
        Audio Microcomputer
        CAN Microcomputer
        No Video Signal Front Monitor
        Rear Monitor
        MOST Cold Restart Always
        Tip:

        • Software Error History can store up to 5 history data items. If a new software error occurs when 5 data items have already been stored, the oldest data is cleared and the new data is stored.

        • If an error that is unsupported by the GTS occurs, a "-" is displayed for the display items.

    2. Clear software error history.


      1. When DTCs are cleared using any of the following operations, Software Error History will be cleared as well.

        Click here


        • Cleared using the GTS.

        • Cleared using the system check mode screen.

        • Cleared using the unit check mode screen.

  8. CHECK OPTICAL DISC ERROR HISTORY

    Tip:

    This function is used to check the cause of an optical disc error.


    1. Check Optical Disc Error History.


      1. Connect the GTS to the DLC3.

      2. Turn the engine switch on (IG).

      3. Turn the GTS on.

      4. Enter the following menus: Body Electrical / Navigation System / Utility / Optical Disc Error History.


        1. Body Electrical > Navigation System > Utility
          Tester Display
          Optical Disc Error History




      5. When an item is stored for Optical Disc Error History, record it before proceeding with troubleshooting.

        Table 8. Optical Disc Error History Screen Description
        Display Content
        Error Type Displays the type of error.
        Device Displays the malfunctioning device.
        Date Displays the date and time that the malfunction occurred.
        Table 9. "Error Type" Screen Description
        Error Type Detection Condition Action
        Read Error When a disc read error occurs.

        Proceed to next suspected area shown in Problem Symptoms Table.

        Click here
        Disc damaged/upside down/dirty

        When it is determined that any of the following is the cause of the disc read error:


        • The disc cannot be read.

        • The disc cannot be read because of dirt or scratches.

        • The disc cannot be read because it is inserted upside down.
        Cannot determine disc type An unsuitable disc is inserted.
        DPS error When an error occurs while decoding MP3/WMA/AAC files.
        Some files are corrupt

        • When MP3/WMA/AAC files cannot be played back because they are unsupported.

        • Even though the file extensions are MP3, WMA or AAC, files cannot be played back because the header information cannot be read.
        Some files cannot be found

        • When a disc without music data is played back.

        • When there are no playable MP3/WMA/AAC files.
        Copy protection violation When a file with copyright protection that cannot be played back is played back.
        Table 10. "Device" Screen Description
        Device Component
        DVD-P Radio receiver assembly*1
        CD-P Radio receiver assembly*2
        R-Seat DVD-P Not available

        • *1: w/ DVD Player

        • *2: w/ CD or VCD Player

        Tip:

        • Optical Disc Error History can store up to 7 history data items. If a new optical disc error occurs when 7 data items have already been stored, the oldest data is cleared and the new data is stored.

        • If an error that is unsupported by the GTS occurs, a "-" or blank is displayed for the display items.

    2. Clear optical disc error history.


      1. When DTCs are cleared using any of the following operations, Optical Disc Error History will be cleared as well.

        Click here


        • Cleared using the GTS.

        • Cleared using the system check mode screen.

        • Cleared using the unit check mode screen.

  9. Tip:

    • This function is used to detect disconnection of the video devices.

    • In order to inspect the RSE, a disc should be inserted into the radio receiver assembly.

    CHECK VIDEO DEVICE CONNECTION CHECK


    1. Check Video Device Connection Check.


      1. Connect the GTS to the DLC3.

      2. Turn the engine switch on (IG).

      3. Turn the GTS on.

      4. Enter the following menus: Body Electrical / Navigation System / Utility / Video Device Connection Check.


        1. Body Electrical > Navigation System > Utility
          Tester Display
          Video Device Connection Check




      5. When an item is stored for Video Device Connection Check, record it before proceeding with troubleshooting.

        Tip:

        • DTCs are stored when errors are detected.

        • Depending on the vehicle, some of the items are not displayed on the "Error Detected Image Line (Type)" screen.

        Table 11. Video Device Connection Check Screen Description
        Error Detected Image Line (Type) Areas to be Checked
        H/U - > Separate Display (GVIF) Digital video signal between the radio receiver assembly and multi-display assembly
        H/U - > Full RSE (GVIF) Not available
        RSE - > Seat Back Display RH (GVIF) Not available
        RSE - > Seat Back Display LH (GVIF) Not available
        Rear Camera - > H/U (NTSC) NTSC video signal between the radio receiver assembly and rear television camera assembly
        IPA/BGM/PVM ECU - > Separate Display (GVIF) Not available
        IPA/BGM/PVM ECU - > H/U (NTSC) Not available
        IPA/BGM/PVM ECU - > H/U (GVIF) Not available

    2. Clear video device connection check.


      1. When DTCs are cleared using any of the following operations, Video Device Connection Check will be cleared as well.

        Click here


        • Cleared using the GTS.

        • Cleared using the system check mode screen.

        • Cleared using the unit check mode screen.

  10. ENFORM RESET PROCEDURE (w/ Enform Function)


    1. Duplicate the problem symptom.

    2. Check cellular phone compatibility.


      1. Check if the cellular phone/vehicle is compatible (Refer to http://www.lexus.com.au/).

      2. If the cellular phone is not compatible, recommend to the customer a compatible cellular phone.

    3. Delete all paired devices from the cellular phone.


      1. This procedure varies based on phone model. Contact the service provider or cellular phone manufacturer if assistance is required.

    4. Remove the Enform app from the phone.

      Note:

      Only perform this step if the customer is present and approves.


      1. The procedure varies based on phone model. Contact the service provider or cellular phone manufacturer if assistance is required.

    5. Reset the phone.

      Note:

      Only perform this step if the customer is present and approves.


      1. Turn off the phone and remove the battery for 15 seconds. For instructions on how to reset cellular devices, refer to the appropriate manufacturer's website.

    6. Reinstall the Enform app on the phone. (If removed.)


      1. This procedure varies based on phone model. Contact the service provider or cellular phone manufacturer if assistance is required.

    7. Delete all personal data from the radio receiver assembly.


      1. Delete all personal data from the radio receiver assembly.

        Note:

        Only perform this step if the customer is present and approves.

        Tip:

        Re-installation of applications must be completed before applications will appear on the radio receiver assembly.

    8. Disconnect the cable from the negative (-) battery terminal.

      Note:

      After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

      Click here


      1. Record all radio station presets.

      2. Disconnect the cable from the negative (-) battery terminal and leave it disconnected for 2 minutes.

    9. Check if the problem symptom has been repaired.