Sooner or later you'll need to Prime the Oil pump in order to push out any air bubbles in the oil line, priming the oil pump can be extremely frustrating without the Priming / Wake up Adaptor.
Simple procedure 2018 to 2021 Models
*Remove Airbox cover, plug the Primer into the Diagnostics Plug
*Hold throttle wide open
*Push the button on the Primary Plug
*After 5 seconds leave the throttle and the Priming will start
*Priming process will finish in a few second
Fits KTM / Husqvarna TPI's 150/250/300 from 2018 to 2021