That's a different power supply than a kickr. Sounds like something is shorted inside the unit. I expect that the trainer circuitry is similar, because they only have a limited number of modules.
Originally Posted by
khawks
So I am thinking that erg mode and "sim" or responding to gradient changes modes have to be separate circuits? I was thinking it had to be a software issue but the test using wahoo fitness app above seems to indicate otherwise.
It's the same circuit, it's very simple. That's a weird problem, I don't understand how it could work.