Heating/A/C - Blower Speed Reduced When Idling
SI B 64 02 10
Heating and Air Conditioning
April 2010
Technical Service
SUBJECT
Blower Speed Is Greatly Reduced when the Vehicle Is Stationary
MODEL
2010 BMW 760Li (F02) V12-6.0L Turbo (N74) Page 270
F01, F02 (7 Series)
F07 (5 Series Gran Turismo)
Vehicles produced from 12/7/2008 to 10/13/2009
SITUATION
Blower speed is greatly reduced when the vehicle is stationary, but the blower indicator in the IHKA control panel remains unchanged.
CAUSE
System control software for the heating/air conditioning system
PROCEDURE
Program the vehicle using ISTA/P 2.36.1 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
