Obsolete: Please see the new documentation here Old post below: PCMTec Custom OS includes the following features: TMAP Switch Table Input change Table Resize Dual Map / Flex Fuel  With more features to come. I will go over what each feature provides and a little insight on how it works to help you iunderstand what can be done. TMAP Switch: Many tuners are experiencing issues with the current 4/3.5 bar Bosch TMAP sensors. Basically the problem