I didn't see this anywhere around here so... read on!
(From Nissanhelp)
Idle Air Volume Learning is an operation to learn the idle air volume that keeps each engine within the specific range. It must be performed under any of the following conditions:
-Each time electric throttle control actuator or ECM is replaced.
-Idle speed or ignition timing is out of specification.
Read the complete procedure there (don't skip steps): 2007-2011 Nissan Versa Idle Air Volume Learning Procedure | Nissanhelp.com
I tried it and it didn't really feel like it made a difference but hey it probably wasn't even broken in the first place!
(From Nissanhelp)
Idle Air Volume Learning is an operation to learn the idle air volume that keeps each engine within the specific range. It must be performed under any of the following conditions:
-Each time electric throttle control actuator or ECM is replaced.
-Idle speed or ignition timing is out of specification.
Read the complete procedure there (don't skip steps): 2007-2011 Nissan Versa Idle Air Volume Learning Procedure | Nissanhelp.com
I tried it and it didn't really feel like it made a difference but hey it probably wasn't even broken in the first place!