Polaris How to reset Check engine light & EPS?

[AllianceMMA]

2014 RZR XP4 its showing a code 84, and code 190.
my eps has gone out before and then reset itself when I turned RZR off , but this time it hasnt reset,, any ideas on how to reset it?
I was going to look some more tonight

 

[JoeyD23]

Have you tried unplugging your ECU?

 

[AllianceMMA]

I called motoworld. they told me what to do and it worked.
there is recall that I need to take it in for.
But i drove it in Low gear at 4500 rpm for about 20 seconds and it cleared the codes and EPS started working again..