Entertainment And Communication Systems Are Inoperative Intermittently (65 09 11)

Publication date: 2011-11-17
Reference number: 65 09 11

ENTERTAINMENT AND COMMUNICATION SYSTEMS ARE INOPERATIVE INTERMITTENTLY

TECHNICAL SERVICE BULLETIN

Reference Number(s): SI B65 09 11, Date of Issue: November 2011

BMW:	All vehicles with option 6FL (USB Audio Interface) and without option 6VC (Control Combox)
GROUP:	Audio, Navigation, Monitors, Alarms, SRS

SUBJECT

Entertainment and Communication Systems are Inoperative Intermittently

SITUATION

The entertainment and communication systems are intermittently inoperative when a USB device (e.g. MP3 player, USB stick) is connected during vehicle start up. All functions are restored after turning the ignition off and back on.

CAUSE

Overvoltage error caused by a non-supported USB device connected to the USB audio interface.

INFORMATION

Do not replace parts and do not perform a repair attempt.

Verify the complaint with the customer owned USB device and the customer present.

Explain to the customer that the non-approved USB device is causing this behavior.

For more information on the USB audio interface and BMW approved USB devices, please refer to the Service Information B65 08 07 .