Since does not have an in-game menu option to switch languages, the "feature" for changing it depends on your platform. Here is how you can implement this change: Steam (PC)
Restart the game; it should now boot in the selected language if it is supported on the disc. f1 2013 change language
If the Steam menu isn't working or you are using a version without an easy launcher, you can manually edit the configuration files. LANGUAGE :: F1 2013 General Discussion - Steam Community Since does not have an in-game menu option
If you own the game on Steam, you can force the language change through the game properties. LANGUAGE :: F1 2013 General Discussion - Steam
This is the first place you should check. Surprisingly, many players look inside the game first for a language menu that does not exist.