{"id":23423,"date":"2025-11-07T13:03:47","date_gmt":"2025-11-07T13:03:47","guid":{"rendered":"https:\/\/www.obd2tool.com\/blog\/?p=23423"},"modified":"2025-11-10T13:30:51","modified_gmt":"2025-11-10T13:30:51","slug":"how-to-fix-troubleshooting-expired-365-days-old-error-in-detroit-dddl","status":"publish","type":"post","link":"https:\/\/www.obd2tool.com\/blog\/how-to-fix-troubleshooting-expired-365-days-old-error-in-detroit-dddl\/","title":{"rendered":"How to Fix \u201cTroubleshooting Expired \u2013 365 Days Old\u201d Error in Detroit DDDL"},"content":{"rendered":"

This guide provides a step-by-step solution for resolving the Detroit Diesel Diagnostic Link<\/a> (DDDL) 8.21 \/ 8.20 \/ 8.19 \u201cTroubleshooting files are more than 365 days old\u201d error.<\/p>\n

\"\"<\/p>\n

When the Error Appears<\/h3>\n

If you receive the message stating that the troubleshooting files are more than 365 days old, access to the troubleshooting section will be restricted or blocked.<\/p>\n

This issue occurs because the software checks the publish date of catalog files and prevents access once they exceed a year in age.<\/p>\n

Temporary Solution<\/h3>\n

You can bypass this restriction by updating the catalog downloaded date in the relevant catalog files.<\/p>\n

\"\"<\/p>\n

Step 1. Locate the File<\/h4>\n

Go to the following folder:<\/p>\n

C:\\ProgramData\\TechLit\\en-US\r\n<\/pre>\n
\"\"<\/h4>\n
Step 2. Edit the Chassis Literature Catalog<\/h4>\n
    \n
  1. Open Chassis Literature.catalog using Notepad.<\/li>\n
  2. Find the line that looks like this:\n
    <catalog downloaded=\"2023-04-10T07:11:02Z\">\r\n<\/pre>\n<\/li>\n
  3. Change the date to today\u2019s date (or a future date). For example:\n
    <catalog downloaded=\"2025-04-10T07:11:02Z\">\r\n<\/pre>\n<\/li>\n
  4. Save the file and close Notepad.<\/li>\n<\/ol>\n
    Step 3. Edit the Power Service Literature Catalog<\/h4>\n
      \n
    1. Open Power Service Literature.catalog in the same folder.<\/li>\n
    2. Apply the same date modification and save the file.<\/li>\n<\/ol>\n
      Step 4. Restart DDDL<\/h3>\n
      Close and reopen Detroit Diesel Diagnostic Link.
      \nYou should now have full access to the troubleshooting section without the expiration error.<\/p>\n
      \"\"<\/h3>\n
      Important Note<\/h3>\n
      This method does not update the actual troubleshooting content. It only temporarily bypasses the expiration check, allowing you to use the existing files.
      \nFor long-term reliability, replace the TechLit folder with an updated version once available.<\/p>\n
      Related Topics:<\/p>\n