Audio Sys. ­ USB Functions Inop. and DTC's DE4E And 9308 SI B65 10 10 Audio, Navigation, Monitors, Alarms, SRS

Technical Service Bulletin # 651010
Audio Sys. ­ USB Functions Inop. and DTC's DE4E And 9308
SI B65 10 10
Audio, Navigation, Monitors, Alarms, SRS
October 2010
Technical Service
SUBJECT
USB Audio Functions Delayed After Vehicle Start
Date: 1010012010 BMW 750Li (F02) V8­4.4L Turbo (N63)

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MODEL
All models
Produced between 01/17/2010 and 03/14/2010 with option 6FL (USB Audio Interface)
SITUATION
Intermittently the USB audio functions (iPod/iPhone, MP3 player) are inoperative for the first 3 minutes after the vehicle is started. Fault
codes DE4E and 9308 are stored in the ULF module.
This behavior happens more often during higher ambient temperatures.
CAUSE
Hardware failure in the ULF (hands­free charge module)
CORRECTION
Perform diagnostics using the latest ISTA version and work through any related test module(s).
Replace the ULF module and program the vehicle.
Note that ISTA/P will automatically reprogram and code all programmable control modules that do not have the latest software.
For information on programming and coding with ISTA/P, refer to CenterNet / Aftersales Portal / Service / Workshop Technology /
Vehicle Programming.
PARTS INFORMATION2010 BMW 750Li (F02) V8­4.4L Turbo (N63)

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WARRANTY INFORMATION