EXHAUST GAS NOX SENSOR ADBLUE / BEFORE CATALYTIC CONVERTER / L-490mm DAF CF/ XF106 EURO6; FOR VEHICLES WITH THE MX-13 ENGINE MANUFACTURED OUTSIDE (year/week) 2017/01-2019/21 ATTENTION!!! A CONDITION FOR ACCEPTANCE OF THE NOX SENSOR FOR CONSIDERATION OF THE COMPLAINT IS THAT A PRINTOUT WITH ERROR CODES FROM THE DIAGNOSTIC COMPUTER AND CONFIRMATION OF CLEANING THE SCR SYSTEM.