Antitheft - Alarm Triggers And DTCs 801A3A/801A51 Set
SI B 65 05 10
Audio, Navigation, Monitor, Alarms, SRS
March 2010
Technical Service
SUBJECT
Anti-theft Alarm Triggers Unexpectedly
MODEL
F01, F02 and F04 (7 Series)
F07 (5 Series Gran Turismo)
SITUATION
The anti-theft alarm triggers for no apparent reason. Fault codes 801A3A and/or 801A51 may be stored in the FZD3 (Roof function center) control
module.
CAUSE
Watchdog reset fault in the FZD3 software
CORRECTION
Program the vehicle using ISTA/P 2.37.0 or later.
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 750i xDrive AWD (F01) V8-4.4L Turbo (N63) Page 289