Body - Front Window Inoperative
SI B51 32 11
Body Equipment
October 2011
Technical Service
SUBJECT
Front Windows Do Not Operate
MODEL
F01, F02, F04 (7 Series)
F07 (Gran Turismo)
F10 (5 Series)
F12, F13 (6 Series)
F25 (X3)
Vehicles produced from August 31, 2010 to August 31, 2011
SITUATION
One or more of the following situations can occur:
1. Both front windows will not operate.
2. The windows cannot be initialized.
CAUSE
Software error in the FRM (Footwell Module)
PROCEDURE
Do not replace parts.
1. Perform a vehicle test using ISTA D2.27 or higher.
Note:
When the ISTA system message displays:
Battery voltage only "XX.XX" V. Please connect charger.
Please note the displayed battery voltage reading in the repair order comments section.
2. Work through any diagnostic test plans related to any stored relevant faults. If the root cause is not identified, perform the next step.
3. Program the vehicle with ISTA/P 2.43.2 or higher.
Refer to CenterNet / Aftersales / Aftersales Business Development & Marketing Portal / Service Operations / Workshop Technology for
information about using ISTA/P.
This problem is fixed with ISTA/P 2.43.2 or higher.
2010 BMW 750i xDrive AWD (F01) V8-4.4L Turbo (N63) Page 125
