In the bread baking pan container, combine undrained pineapple, water, margarine, salt. Add flour and Splenda. Make indentation on the top of dry ingredients and pour in yearst. Follow bread machine instructions for 1 1/2 pound loaf. Add pecans, when "add ingredients" beeps. Continue following machine instructions. When done, remove the loaf and place on the wire rack to cool. Cut into 12 slices. Enjoy!