AUDIO AND VISUAL SYSTEM (w/o Multi-display) > USB Audio System Recognition/Play Error |
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WIRING DIAGRAM
INSPECTION PROCEDURE
- HINT:
- When a large amount of data is in a USB device, it may take a while before play begins.
- When using a USB device, files that are copy protected or encrypted due to copyright reasons cannot be played.
- When files are not played in the sorted order, perform the following procedure before inspection.
- Add numbers in front of the file names.
- Put the files in a folder and copy the folder data to the USB device.
1.CHECK USB DEVICE OR "iPod" |
Disconnect the USB device or "iPod" from the No. 1 stereo jack adapter assembly.
Check if playable files are present on the USB device or "iPod".
- HINT:
- Refer to System Description for playable files (Click here).
Check if the USB device is a compatible format or "iPod" is a compatible version.
- HINT:
- Refer to System Description for compatible formats and versions (Click here).
- Result:
Condition Proceed to No playable files exist, or incompatible device format or version A Playable files exist, and compatible device format or version B
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A | ||
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2.CHECK HARNESS AND CONNECTOR |
Disconnect the E121 radio receiver assembly connector.
Disconnect the E120 No. 1 stereo jack adapter assembly connector.
Measure the resistance according to the value(s) in the table below.
- Standard Resistance:
Tester Connection Condition Specified Condition E121-1 (USV1) - E120-1 (UPI) Always Below 1 Ω E121-2 (US1-) - E120-2 (UDO-) Always Below 1 Ω E121-3 (US1+) - E120-3 (UDO+) Always Below 1 Ω E121-4 (UGD1) - E120-4 (UJSG) Always Below 1 Ω E121-5 (USG1) - E120-5 (UJSS) Always Below 1 Ω E121-1 (USV1) - Body ground Always 10 kΩ or higher E121-2 (US1-) - Body ground Always 10 kΩ or higher E121-3 (US1+) - Body ground Always 10 kΩ or higher E121-4 (UGD1) - Body ground Always 10 kΩ or higher E121-5 (USG1) - Body ground Always 10 kΩ or higher
*a | Front view of wire harness connector (to Radio Receiver Assembly) |
*b | Front view of wire harness connector (to No. 1 Stereo Jack Adapter Assembly) |
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OK | |
3.CHECK USB POWER SOURCE |
Reconnect the radio receiver assembly connector.
Disconnect the E120 No. 1 stereo jack adapter assembly connector.
Measure the voltage according to the value(s) in the table below.
- Standard Voltage:
Tester Connection Condition Specified Condition E120-1 (UPI) - E120-4 (UJSG) Ignition switch ACC 5 V
*a | Front view of wire harness connector (to No. 1 Stereo Jack Adapter Assembly) |
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OK | |
4.FORMAT USB DEVICE OR RESTORE "iPod" AND RECHECK |
Delete all files in the USB device or "iPod" and format/restore it.
Save the data again and check if it can be played on the in-vehicle device.
- NOTICE:
- 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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OK | ||
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5.REPLACE USB DEVICE OR "iPod" |
Turn the ignition switch off.
- HINT:
- When this malfunction occurs, it is necessary to turn off the ignition switch to make it possible for the vehicle to recognize a new device when it is connected.
Turn the ignition switch to ACC.
Connect a known good USB device or "iPod" to the No. 1 stereo jack adapter assembly.
- HINT:
- 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).
NEXT | |
6.CHECK USB DEVICE OR "iPod" |
Check if the USB device or "iPod" is recognized by the radio receiver assembly, or if information such as track, artist and album names are displayed on the screen.
- OK:
- USB device or "iPod" is recognized or track information such as track, artist and album names are displayed.
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OK | ||
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