Deleting Adblue or mapping adblue out indicates remapping/modifying ECU file by deleting adblue program from it. This is often carried out by downloading/flashing primary ECU file employing tools such as KESS or Dimsport etcetera.. then modifying that file by deleting needed maps and uploading it back in to the ECU. https://ericap256uya3.wikipublicity.com/user