Posted 5/19/2022 14:50 (#9666718 - in reply to #9666664) Subject: RE: Please help! CASE STX480
SE Wyoming
Take the single wire off of the new fnrp switch and check the wire for continuity to ground. You may also want to check the cab grounds, but I'm betting that you just switched to the new style switch and you are not getting a good ground on that extra pin.