AUDIO AND VISUAL SYSTEM(for Radio Receiver Type) USB Audio System Recognition/Play Error
| DTC Code | DTC Name |
|---|---|
| USB Audio System Recognition/Play Error |
WIRING DIAGRAM
CAUTION / NOTICE / 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.
PROCEDURE
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".
Tip:Refer to System Description for playable files (Click here).
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).
Table 1. 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
USB DEVICE FORMAT WAS INCOMPATIBLE, "iPod" VERSION WAS INCOMPATIBLE, OR NO PLAYABLE FILES PRESENT
CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - NO. 1 STEREO JACK ADAPTER ASSEMBLY)
Disconnect the H115 radio receiver assembly connector.
Disconnect the H104 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
H115-1 - H104-4
Always
Below 1 Ω
H115-2 - H104-1
Always
Below 1 Ω
H115-3 - H104-3
Always
Below 1 Ω
H115-4 - H104-2
Always
Below 1 Ω
H115-1 - Body ground
Always
10 kΩ or higher
H115-2 - Body ground
Always
10 kΩ or higher
H115-3 - Body ground
Always
10 kΩ or higher
H115-4 - Body ground
Always
10 kΩ or higher
H115-5 - Body ground
Always
10 kΩ or higher
REPAIR OR REPLACE HARNESS OR CONNECTOR
CHECK RADIO RECEIVER ASSEMBLY
Reconnect the radio receiver assembly connector.
-
Measure the voltage according to the value(s) in the table below.
Standard Voltage
Tester Connection
Switch Condition
Specified Condition
H104-1 - H104-4
Ignition switch ACC
4.5 to 5.5 V
Table 2. Text in Illustration *a
Front view of wire harness connector
(to No. 1 Stereo Jack Adapter Assembly)
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.
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.
END
REPLACE USB DEVICE OR "iPod"
Turn the ignition switch off.
Tip: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 ACC.
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).
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 is displayed on the screen.
OK
USB device or "iPod" is recognized or track information such as track, artist and album names is displayed.
USB DEVICE OR "iPod" WAS INCOMPATIBLE OR DEFECTIVE