Why does my audi a4 stall when i shift to neutral when im driving?

Whenever i come to a stop light i usually put it in neutral and just roll to the light. Well recently my car will stall when i put in neutral unless i keep the revs up. This shouldn't happen and it's getting frustrating. Why would it do this?Why does my audi a4 stall when i shift to neutral when im driving?Try adjusting your idle at the throttle body with a screw driver. You may just need to open it up a bit more to get some more air in there. Hope this helps.Why does my audi a4 stall when i shift to neutral when im driving?your idle may have slipped and is sitting to low. not hard to change. if this doesn't help explain into more detail and send another question.

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