You cannot open this file alone. You must have all subsequent parts (e.g., .002 , .003 ) in the same folder.
Use the official 7-Zip utility to right-click the .001 file and select "Extract Here." SS-Lin-010_v.7z.001
The LIN Description File (LDF) is a text file that describes a complete Local Interconnect Network (LIN) cluster as per ISO 17987- CSS Electronics ssLIN-Slave User's Manual - Simma Software You cannot open this file alone