Mine did that for a while. turns out the needle had slipped on the shaft- with the engine off the needle should sit on the lowest mark, not off the bottom of the dial. I pulled it off, applied some thread locker, and reinstalled.joebillhill wrote:Woo! Nicely done growlerbear! I'm curious how your tachometer troubleshooting goes as mine is about 1k slower than it should show all the time
Though I'm probably going to have to pull the needle off again soon.