DTC CB-51

AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM: CB-43,CB-44,CB-50,CB-51,CB-7D: USB Device Class/Protocol Error
CB-7D - iPod Protocol Unsupported

DESCRIPTION





INSPECTION PROCEDURE

HINT
After the inspection is completed, clear the DTCs.

PROCEDURE

1. REPLACE USB DEVICE OR "iPod"

(a) Disconnect the USB device or "iPod" from the stereo jack adapter.

(b) Turn the ignition switch off.

HINT
When one of these DTCs 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.

(c) Turn the ignition switch to ACC.

(d) Connect a known good USB device or "iPod" to the stereo jack adapter.

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 Description and Operation.

NEXT -- Continue to next step.

2. CLEAR DTC

(a) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.

NEXT -- Continue to next step.

3. RECHECK FOR DTC

(a) Recheck for DTCs and check if the same DTC occurs again.

HINT
If DTCs are detected frequently, replace the multi-media interface ECU.

OK:

Malfunction disappears.

NG -- REPLACE MULTI-MEDIA INTERFACE ECU Removal

OK -- USB DEVICE FORMAT WAS INCOMPATIBLE, "iPod" VERSION WAS INCOMPATIBLE, OR USB DEVICE OR "iPod" WAS DEFECTIVE