We always need to Test the EWS First, remember the EWS system has a built in RELAY that basically just performs a U Turn to your starter. Lets first Locate your EWS since most models are different, you can click EWS Locations and you will find BMW and Mini Cooper EWS locations.
PIN 9 = GROUND
PIN 10 = +12V (Ignition OFF or ON)
PIN 11 = +12V (Ignition ON only)
RPM MOTORSPORT LTD. Is only trying to help the BMW community and take no responsibility for You (The Customer) damaging any components in your vehicle, please make sure you have some kind of background in the BMW World before going deep into this.