I have 2006 530xi with about 90k.reacently the Ck.eng. ligh come on.Retrive code 2A213.Something with leak detection pump activation.Did ck conections at pump(remuve RR wheel and wheel housing).On red/white wire got 12v with key on or eng.runing.Onred/black wire got ground signal only w/engine runing.Other two wires not getting anything with conector disconected.Do I have pump failure or something more comlicated.Thanks for any advice. Zlatko Markovski Fort Wayne,Indiana
