[Wm. Internet Rock DJ]

Yep you paid for that Warranty get it to the Dealer do not tell them you changed the sensor or they will try to weasel out of the Warranty.

 

[Wm. Internet Rock DJ]

No its not common, and if you simply tell them hey I was driving it and now it has zero pressure and wont run.
Could be tons of reasons why you have this issue but if you bought it with a warranty let them deal with it.
Also do not tell them you replaced anything on the engine.