When asking for technical help at the very least let us know the version of firmware you are running.Cliff's Calibration (Mapping) Guide is a MUST READ: http://www.vemssupport.com/forum/index.php/topic,97.0.html
Maybe a dumb question. Once I got vems running could one shut down one side of a v8 engine to make it just 4 cylinder to save on gas for cruising for long trips?