Hello,
The path information of the code module being called by a step is located under the property Step.TS.SData.ModulePath. This is a hidden property and you need to enable the viewing of these properties to see it. Please refer to following knowledge base that contains information on what you want to do. http://digital.ni.com/public.nsf/3efedde4322fef19862567740067f3cc/5aa3e65a39e6c08886256b29008366fd?OpenDocument
Hope this helps!