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NAVIGATION SYSTEM USB Audio System Recognition/Play Error

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DTC Code DTC Name
  USB Audio System Recognition/Play Error
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DESCRIPTION

When a USB device or "iPod" is connected to the USB jack of the No. 1 stereo jack adapter assembly, it must have playable files. The device must also communicate with and be recognized by the multi-media module receiver assembly. This diagnosis procedure is for when a device is not recognized, or files from the device cannot be played normally.

Table 1. *a (Shielded) *b No. 1 Stereo Jack Adapter Assembly *c Multi-media Module Receiver Assembly
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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note:

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precautions for Navigation System (Click here).

Tip:

  • When a large amount of data is in a USB device, it may take a while to begin play.

  • When using a USB device, files that are protected by copyright cannot be played.

  • When files are not played in the sorted order, perform the following procedure before inspection.


    1. Add numbers in front of the file names.

    2. Put the files in a folder and copy the folder data to the USB device.

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PROCEDURE


  1. Click here

    CHECK USB DEVICE OR "iPod"


    1. Disconnect the USB device or "iPod" from the No. 1 stereo jack adapter assembly.

    2. Check if playable files are present on the USB device or "iPod".

      Tip:

      Refer to System Description for playable files (Click here).

    3. Check if the USB device is a compatible format or "iPod" is a compatible version.

      Tip:

      Refer to System Description for compatible formats and versions (Click here).

      Result
      Result Proceed to
      No playable files exist, or incompatible device format or version A
      Playable files exist, and compatible device format or version B

    • A

      USB DEVICE FORMAT WAS INCOMPATIBLE, "iPod" VERSION WAS INCOMPATIBLE, OR NO PLAYABLE FILES PRESENT

    • BClick here
  2. Click here

    CHECK HARNESS AND CONNECTOR (MULTI-MEDIA MODULE RECEIVER ASSEMBLY - NO. 1 STEREO JACK ADAPTER ASSEMBLY)


    1. A0005ZYE02

      Disconnect the H164 multi-media module receiver assembly connector.

    2. Disconnect the H154 No. 1 stereo jack adapter assembly connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      H154-1 (UPI) - H164-1 (USV1) Always Below 1 Ω
      H154-2 (UDO-) - H164-2 (US1-) Always Below 1 Ω
      H154-3 (UDO+) - H164-3 (US1+) Always Below 1 Ω
      H154-4 (UJSG) - H164-4 (UGD1) Always Below 1 Ω
      H154-5 (UJSS) - H164-5 (USG1) Always Below 1 Ω
      H154-1 (UPI) - Body ground Always 10 kΩ or higher
      H154-2 (UDO-) - Body ground Always 10 kΩ or higher
      H154-3 (UDO+) - Body ground Always 10 kΩ or higher
      H154-4 (UJSG) - Body ground Always 10 kΩ or higher
      H154-5 (UJSS) - Body ground Always 10 kΩ or higher
      Table 2. Text in Illustration
      *a

      Front view of wire harness connector

      (to Multi-media Module Receiver Assembly)
      *b

      Front view of wire harness connector

      (to No. 1 Stereo Jack Adapter Assembly)

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  3. Click here

    INSPECT MULTI-MEDIA MODULE RECEIVER ASSEMBLY (NO. 1 STEREO JACK ADAPTER ASSEMBLY POWER SOURCE)


    1. Reconnect the H164 multi-media module receiver assembly connector.

    2. A000634E01

      Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      H154-1 (UPI) - H154-4 (UJSG) Power switch on (ACC) 5 V
      Table 3. Text in Illustration
      *a

      Front view of wire harness connector

      (to No. 1 Stereo Jack Adapter Assembly)

  4. Click here

    FORMAT USB DEVICE OR RESTORE "iPod" AND RECHECK


    1. Delete all files in the USB device or "iPod" and format/restore it.

    2. Save the data again and check if it can be played on the in-vehicle device.

      Note:

      Formatting a USB device or restoring an "iPod" erases all music on the device. Ensure that backup music data is available before performing this operation.

      OK
      Malfunction disappears.

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    REPLACE USB DEVICE OR "iPod"


    1. Turn the power switch off.

      Tip:

      When this malfunction occurs, it is necessary to turn off the power switch to make it possible for the vehicle to recognize a new device when it is connected.

    2. Turn the power switch on (ACC).

    3. Connect a known good USB device or "iPod" to the No. 1 stereo jack adapter assembly.

      Tip:

      • If the malfunction occurred when a USB device was in use, use another USB device for the inspection. If the malfunction occurred when an "iPod" was in use, use another "iPod" for the inspection.

      • Refer to System Description for compatible formats and versions (Click here).


  6. Click here

    CHECK USB DEVICE OR "iPod"


    1. Check if a USB device or "iPod" is recognized by the multi-media module receiver assembly, and if information such as track, artist and album names are displayed on the screen.

      OK
      Malfunction disappears.

    • OK

      USB DEVICE OR "iPod" WAS INCOMPATIBLE OR DEFECTIVE

    • NG

      PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE (Click here)