Beretta V6-191 3.1L (1990)
default value. To return the IAC valve pintle to the correct position, perform the following procedure:
1.
After restoring battery power, connect the Tech 1 "Scan" tool.
2.
Select "IAC System," then select "Idle Learn" in the "Misc. Test" mode.
3.
Proceed with idle learn as directed.
^
This procedure allows the ECM memory to be updated with the correct IAC valve pintle position, for the vehicle, and provide a stable idle
speed.