Toyota 4Runner: USB Device Malfunction (B1585)

Toyota 4Runner Service Manual / Audio / Visual / Telematics / Audio / Video / Audio And Visual System / USB Device Malfunction (B1585)

DESCRIPTION

This DTC is stored when a malfunction occurs in a connected device.

DTC No.	DTC Detection Condition	Trouble Area
B1585	USB Device Malfunction Non mass-storage class or incompatible protocol USB device USB device with an incompatible file system, corrupted or incompatible File Allocation Table (FAT) "iPod" malfunction "iPod" with unsupported firmware Unsupported "iPod" model	USB device or "iPod" Radio and display receiver assembly

PROCEDURE

1.	REPLACE USB DEVICE OR "iPod"

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

(b) Turn the ignition switch off.

HINT:

When this DTC has been stored, 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.

(d) 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 (See page ).

CHECK DTC

(a) Clear the DTCs (See page ).

(b) Recheck for DTCs and check if the same DTC is output again.

OK:

No DTCs are output.

USB DEVICE FORMAT WAS INCOMPATIBLE, "iPod" VERSION WAS INCOMPATIBLE, OR USBDEVICE OR "iPod" WAS DEFECTIVE

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

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DESCRIPTION The radio and display receiver assembly and map light assembly (telephone microphone assembly) are connected to each other using the microphone connection detection signal lines. Thi ...

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