Most likely dead... You can send it to me to double check it. If it was just a key the lcd would come on when you hit the start button a few times.
Text me at 6127439311 for shipping address.
Welcome to the seadoo world. Where lots of things are proprietary. The wire diagrams tell you what pin does what, but there's never been a schematic of the inside of the mpems that I've ever seen. And I've been around them over 20 years.
You'll want to repair that pipe. Just about everything is cracked out there and if it isn't... It's expensive. External crack isn't as big of a deal as an internal crack
If the info gauge made it stop... It's the info gauge.
Not common whatsoever but another guy just posted another crazy issue. Maybe this is the year they all fail. They have been pretty stout up to now. I sell a few a year but nothing crazy.