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      11-30-2012, 09:15 AM   #8
RimasRS's Avatar

Drives: 135i MT 2009 AW
Join Date: Sep 2010
Location: Europe

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Originally Posted by TwinT1addict View Post
Don't mean to sound harsh but that trick you mentioned Is a myth and hardly ever works. You need a scan tool to properly reset adaptation or for out cars a cobb acessport. The only thing your doing when you cycle the car like that is engaging the water pump, and on e90 models it resets the valvetronic motor position.
Yes it does work it is not a myth and it works on some other german cars like Audi. COBB resets throttle body position/adaptions not sure if it does something to AT transmission.