Codsiga Mercedes Benz,
OEM: A0009057100 , 5WK9 6683A, 5WK9 6683A
NOx a nitrogen oxide sensor waa aalad heerkul sare leh/sensor la dhisay/loogu talagalay in lagu ogaado oksaydhka nitrogen ee deegaanka gubanaya sida qiiqa qiiqa baabuurta ama xamuulka.Horumarinta dareemayaasha gaaska qiiqa NOx wuxuu bilaabmay 1990-yadii.Aaggii ugu dambeeyay ee codsiga dareemayaasha NOx waa nidaamyada SCR ee matoorada naaftada fudud iyo kuwa culus.Si loo qanciyo shuruudaha kala duwan ee OBD, nidaamyada SCR waxay caadi ahaan adeegsadaan dareemayaasha NOx ee hoos-u-socodka SCR.Haddii xad-dhaafka NOx ama ammonia ay ka jiraan meesha SCR, cillad/cillad OBD ayaa kicin doonta, maadaama dareemayaasha NOx ay u nugul yihiin labada gaas.Haddi la ogaado ciladan/khaladaadkan oo kale, gaadhiga ECU waxa uu bilaabi doona saacada hab limp mode, iyo, ka dib tiro saacado ah, bilaabmaa iwm..