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USB device does not function (without navigation)

NOTE:
  • Check the vehicle battery condition first (see BATTERY TEST ).
  • Check the connectors for poor connections or loose terminals.
  • Check the USB device requirement:
    • Mass-storage class ready digital audio player with USB 2.0 port
    • More than 256 MB of RAM
    • Support MP3, WMA, and AAC (encoded with the iTunes) files, DRM files are not supported
  • Not all players and player functions work with the USB adapter. Please see the Owner's Manual for more information. Always test the clients USB device in a known-good vehicle of the same year and trim (if possible). Technologies change and are updated frequently which may result that USB devices may work in newer vehicles, but not in order vehicles of the same model.
  • If UNSUPPORTED appears on the display, the vehicle is OK, there is a software problem with the USB device.
  1. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
  2. Turn on the audio unit.
  3. Press the AUX button to select USB mode.
    NOTE: Do not connect the USB device.

    Is USB NO DATA displayed in the audio display? 

    YES  -Go to step 4.

    NO  -Go to step  16.

  4. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
  5. Connect the client's USB device to a known-good vehicle (same year/trim) that is equipped with a USB adapter, and check the USB device operation.

    Is the USB device working properly in the known-good vehicle? 

    YES  -Go to step 6.

    NO  -If the audio display displays UNSUPPORTED or MEDIA ERROR, the USB device may not be unsupported or is defective. If the audio display displays USB NO MUSIC, the USB device may have no music files or wrong type music files are on the device. See the Owner's Manual for details on USB device requirements and approved file types.

  6. On the client's vehicle, connect the client's USB device to the USB port.
  7. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
  8. Turn on the audio unit.
  9. Check the USB device operation in the client's vehicle.

    Does the USB device work properly in the client's vehicle? 

    YES  -Intermittent failure, the system is OK at this time. Inspect the connectors of the USB device, USB port and USB adapter for wear.

    NO  -Go to step 10.

  10. Turn the ignition switch to LOCK(0), or press the engine start/stop button to select the OFF mode.
  11. On the client's vehicle, remove the USB device.
  12. Disconnect USB adapter control unit connector B (5P).
  13. Check for continuity between USB adapter control unit connector B (5P) and the USB port 5P connector according to the table.
    USB adapter control unit connector USB port connector
    B1 4
    B2 3
    B3 2
    B4 1
    B5 5
    Fig 1: Checking Continuity Between USB Adapter Control Unit Connector B (5P) Terminals
    G08068004Courtesy of AMERICAN HONDA MOTOR CO., INC.
    Fig 2: Checking Continuity Between USB Port 5P Connector Terminals
    G08068005Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity? 

    YES  -Replace the USB adapter control unit (see USB ADAPTER CONTROL UNIT REPLACEMENT  ), then recheck.

    NO  -Go to step 14.

  14. Disconnect the USB adapter 5P connector.
  15. Check for continuity between the USB adapter 5P connector and the USB port 5P connector according to the table.
    USB adapter connector USB port connector
    1 4
    2 3
    3 2
    4 1
    5 5
    Fig 3: Checking Continuity Between USB Adapter 5P Connector Terminals
    G08068006Courtesy of AMERICAN HONDA MOTOR CO., INC.
    Fig 4: Checking Continuity Between USB Port 5P Connector Terminals
    G08068007Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity? 

    YES  -There is an open in the wire(s) between the USB adapter control unit and the USB adapter. Replace the affected shielded harness.

    NO  -Replace the USB adapter, then recheck.

  16. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
  17. Measure the voltage between USB adapter control unit connector A (14P) terminal No. 1 and body ground.
    Fig 5: Measuring Voltage Between USB Adapter Control Unit Connector A (14P) Terminal No. 1 And Body Ground
    G08068008Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there battery voltage? 

    YES  -Go to step  19.

    NO  -Go to step 18.

  18. Measure the voltage between audio unit connector C (14P) terminal No. 1 and body ground.
    Fig 6: Measuring Voltage Between Audio Unit Connector C (14P) Terminal No. 1 And Body Ground
    G08068009Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there battery voltage? 

    YES  -Repair an open or high resistance in the wire between the USB adapter control unit and the audio unit.

    NO  -Replace the audio unit (see AUDIO UNIT REMOVAL/INSTALLATION  ).

  19. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
  20. Measure the voltage between USB adapter control unit connector A (14P) terminal No. 11 and body ground.
    Fig 7: Measuring Voltage Between USB Adapter Control Unit Connector A (14P) Terminal No. 11 And Body Ground
    G08068010Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there less than 0.2 V? 

    YES  -Go to step 21.

    NO  -Repair an open or high resistance in the wire between the USB adapter control unit and the audio unit.

  21. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
  22. Disconnect these items:
    • Audio unit connector C (14P)
    • USB adapter control unit connector A (14P)
    • XM receiver connector A (14P)
  23. Check for continuity between USB adapter control unit connector A (14P) terminal No. 2 and body ground.
    Fig 8: Checking Continuity Between USB Adapter Control Unit Connector A (14P) Terminal No. 2 And Body Ground
    G08068011Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity? 

    YES  -Repair a short to body ground in the wire between the USB adapter control unit and the audio unit.

    NO  -Go to step 24.

  24. Check for continuity between audio unit connector C (14P) terminal No. 2 and USB adapter control unit connector A (14P) terminal No. 2.
    Fig 9: Checking Continuity Between Audio Unit Connector C (14P) And USB Adapter Control Unit Connector A (14P)
    G08068012Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity? 

    YES  -Go to step 25.

    NO  -Repair an open in the wire between the audio unit and the USB adapter control unit.

  25. Check for continuity between USB adapter control unit connector A (14P) and audio unit connector C (14P) according to the table.
    USB adapter control unit connector Audio unit connector Wire color
    A9 C9 PNK
    A10 C10 BLU
    Fig 10: Checking Continuity Between USB Adapter Control Unit Connector A (14P) Terminals
    G08068013Courtesy of AMERICAN HONDA MOTOR CO., INC.
    Fig 11: Checking Continuity Between USB Adapter Control Unit Connector C (14P) Terminals
    G08068014Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity? 

    YES  -Go to step 26.

    NO  -There is an open in the wire(s) between the audio unit and the USB adapter control unit. Replace the affected shielded harness.

  26. Disconnect the HandsFreeLink control unit 28P connector.
  27. Check for continuity between body ground and audio unit connector C (14P) according to the table.
    Audio unit connector Wire color
    C9 PNK
    C10 BLU
    Fig 12: Checking Continuity Between Body Ground And Audio Unit Connector C (14P) According To Table
    G08068015Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity? 

    YES  -There is a short to body ground in the wire(s) between the audio unit and the USB adapter control unit. Replace the affected shielded harness.

    NO  -Go to step 28.

  28. Check for continuity between the terminals of audio unit connector C (14P) according to the table.
    From terminal To terminals
    C3 (GRY) C9 (PNK), C10 (BLU)
    C9 (PNK) C10 (BLU)
    Fig 13: Checking Continuity Between Terminals Of Audio Unit Connector C (14P) According To Table
    G08068016Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity between any of the terminals? 

    YES  -There is a short in the wires between the audio unit and the USB adapter control unit. Replace the affected shielded harness.

    NO  -Go to step 29.

  29. Reconnect these items:
    • Audio unit connector C (14P)
    • HandsFreeLink control unit 28P connector
    • XM receiver connector A (14P)
  30. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
  31. Turn on the audio unit.
  32. Press the AUX button several times.

    Is the display changed to other mode? 

    YES  -Replace the USB adapter control unit (see USB ADAPTER CONTROL UNIT REPLACEMENT  ).

    NO  -Go to step 33.

  33. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
  34. Disconnect XM receiver connector A (14P).
  35. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
  36. Turn on the audio unit.
  37. Press the AUX button several times.

    Is the display changed to other mode? 

    YES  -Replace the XM receiver (see XM RECEIVER REMOVAL/INSTALLATION  ).

    NO  -Go to step 38.

  38. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
  39. Reconnect XM receiver connector A (14P).
  40. Disconnect the HandsFreeLink control unit 28P connector.
  41. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
  42. Turn on the audio unit.
  43. Press the AUX button several times.

    Is the display changed to other mode? 

    YES  -Replace the HandsFreeLink control unit (see HFL SWITCH TEST ).

    NO  -Replace the audio unit (see AUDIO UNIT REMOVAL/INSTALLATION  ).

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