I suggest you order the part AM 141075 , it is litterly 1 10mm bolt and then unplug and then plug the new ECU . There is a cluster of wires that plug back in . My X530 now runs like new !!! Not sure what all the other wires control but when it comes to electic issues cutting corners always leads...
My X530 was doing this all the time since last season . On Monday of this week it would run about 15 minutes and cut off and then restart , sometimes right away sometimes after it would sit a few minutes . My son said it has to be electrical and asked me if it had a ECU . I looked it up and it...
I have the same exact issue has been going on for 2 seasons now . I change fuel pump and one of the gas lines . will start up great run for awhile then cut off , sometime backfire . I have 2012 X530 , 54” deck