https://docs.emtronaustralia.com.au/engine-management/functions/lambda-control/ltft-range-table/index.htmlLTFT Range Table There are 10 ranges which can be set by the user in a 3D table. Each number defines a range. Each range allows for storage of LTFT values. This allows the user to define “zones” so that different LTFT learning values do not affect each other, but also allow the trims to be fed forward appropriatelyHugoen-us