Bookmark this page for future reference. The IRF user reference guide can assist IRF users with user ID, licensing, and programming event usage and support.

Technical Literature

A Technical Literature (i.e., TechLit) subscription is required to download and access the Troubleshooting manuals. TechLit access is helpful for troubleshooting
diagnostic fault codes. To purchase a TechLit subscription, click here to get information on how to sign up. A TechLit user ID can only be used for TechLit
content access and downloads.

IRF User ID

An IRF user ID is required to purchase, download, register, and manage the DiagnosticLink license subscription and tool. To create an IRF user ID,
click here to complete and submit the IRF user ID request form.

Support Information

Please refer to the resources below for support information:

·       For IRF user ID, password support, or general technical assistance, click here.

·       Click here to access the DiagnosticLink support page (i.e., system requirements, feature guides).

·       For programming event support, purchasing, download, installation, registration, or license deauthorization (including how to renew an
expiring / expired license), logon to the order site at https://diagnosticlink.nexiq.com and click on the Support tab to access the DL User Guide: