i have a evo 8 mr with a aem ems 1313u ecu and when it warm out side the car is perfect but as soon as it get anything less then 50 degrees f its take a while to start witch i can deal with but after a drive i lets say get to a stop sign and cluth in and dont feather the gas it will shut down because the idle gets to low is that an aem issue or something i can fix with out a tune.
Thanx in advance evo m

 

Check all your cold start settings and idle perimeters. I can have a looksy if you can't figure it out.