One of the cool thing about owning aTeslais that you might wake up one morning , start your machine and discover all new feature . That ’s because Tesla ’s computer system is designed to mechanically update wirelessly using a featureknown as " over - the - breeze " update . One of its lightheaded update in recent storage was put through in December 2018 . It included several new update , known as Easter egg , include an emissions testing modality .

Elon Musk did cite the new features before their release , and hint ina tweetsomething at " gutter humor . "

The emission examination mode was a bit of a surprisal to most Tesla owner . As fully electrical vehicles , Teslas areexempt from state emissions testingsince they do n’t produce the same form of harmful exhaust as gas- and diesel - powered vehicle . So one can imagine how a new — and previously unannounced — emissions examination mode would raise some eyebrows .

Tesla Model S

As it turn out , say emission examination mode has nothing to do with discharge testing and instead everything to do withfarting . The new feature of speech let driver " flatus " on statement , or play the fart auditory sensation using their bout signal . It ’s a airheaded way to prank car passengers , and there are six different fart auditory sensation to choose from , include : Not a Fart , Short Shorts Rapper , Falcon Heavy , Ludicrous Fart , Neurastink , and Boring Fart , allreferences to Elon Musk ’s various professional and adulterous pursuits . ( That last one is a play on the Boring Company ’s Not a Flamethrower . ) Choose I ’m So Random , and the car will piece a fart sound , well , at random .

So , there you have it . Those six - figure Teslas can now toy six differentfart soundson command .

The new update also included aromance mode , which plays a picture of roaring firing on the car ’s infotainment presentation . It also boost the cabin temperature and cues up some mood music . Perfect for enhancing those lovesome - and - fuzzy feelings of superiority .

Thepole positionmode pops up vintage racing plot and can only be access when the car is in park . It ’s a cool feature , but why would any Tesla ownerpretendto get a slipstream car in a video game when they essentially repel a real one ?