Engine Controls - Check Control, Replace Battery Message
SI B12 14 11
Engine Electrical Systems
July 2011
Technical Service
SUBJECT
Check Control Message Is Displayed to Replace the Battery
MODEL
F01, F02, F07, F10, and F12 produced from 9/1/2010 to 3/1/2011
SITUATION
A check control message is displayed to the customer to have the battery replaced.
DME fault "213B01: Power management, battery status detected: battery faulty" is stored.
CAUSE
DME software error
CORRECTION
Note:
It is NOT necessary to replace the battery before running the energy diagnostic test plan.
Repair step 1:
Perform "Energy diagnostics" test module "ABL-DIT-AT6100_END_L6".
The fault is handled automatically in this module and further instruction to replace the battery should no longer be displayed.
If, however, the instruction to replace the battery still appears and/or the customer returns to the workshop with the same problem, proceed as
described in "Repair step 2".
2010 BMW 750Li xDrive AWD (F02) V8-4.4L Turbo (N63) Page 153
Repair step 2:
With ISTA/D, perform test module "AS6120_WESCHEL - Register Battery replacement" two times, waiting at least 20 seconds before performing
it the second time.
Clear the fault memory.
Program the vehicle with ISTA/P 2.41.0 or a more recent version.
Vehicle integration (new) F0xx-11-03-501 or higher
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.
2010 BMW 750Li xDrive AWD (F02) V8-4.4L Turbo (N63) Page 154
