Yes. The thread I got the pic from mentioned that the electronic code is fairly easy to alter. Though illegal, so no one should even think about doing such a thing because that would be bad. Like the people doing so in this search I did for educational purposes only: https://duckduckgo.com/?q=delete+code+to+run+diesel+without+DEF&t=brave&ia=web .
Can't these engines run without DEF? They're only required to use it due to regulations.
Yes. The thread I got the pic from mentioned that the electronic code is fairly easy to alter. Though illegal, so no one should even think about doing such a thing because that would be bad. Like the people doing so in this search I did for educational purposes only: https://duckduckgo.com/?q=delete+code+to+run+diesel+without+DEF&t=brave&ia=web .