Idle Air Volume Learning: Description
WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
Idle Air Volume Learning is a function of ECM to learn the idle air volume that keeps engine idle speed within the specific range. It must be performed under the following conditions:
- Each time the electric throttle control actuator or ECM is replaced.
- Idle speed or ignition timing is out of the specification.