Agreed. A plug wasn't my first thought either. But it was 100% the cause. Replaced it, the fuel trim went right back to a nice and happy -3%LT. Much better than the -13%LT from before. and that was only when I could keep it running stable enough for anything to stabilize. Now, idle settled right...
Ok, status report. Warranty is still intact. In preparation for dropping the bike off and having them check it out, I changed the spark plug and fuel filter. I wanted to check off the easy maintenance things first for my own piece of mind. Turns out it WAS the plug. go figure. It looked good...
I'll add checking the coil to the list. Also, tonight I just realized that the factory warranty may be intact still. The bike was delivered Feb 24'. I don't have a Husky dealer near by, but the KTM dealer 20mi away may work with me. Gotta ask. Thanks
Hi there, I just bought a "new to me" 2023 Vitpilen 401 knowing it has check engine light on and trouble at low speed and Idle. It has a P0301 code stored for a generic cylinder 1 misfire. Watching the fuel trims it looks like it hovers at -8% when it's trying to idle. The bike is completely...