What does fault code reductant system performance mean?
What does fault code reductant system performance mean? With the fault code "Reductant System Performance", this sounds like there is a commanded flow of reducing agent/AdBlue, however there is a lack of effectiveness of the reducing agent/AdBlue as seen by the ECM. The test below is for the 3.0L TDI engines, so you may get less than the specified amount out of the N474 injector. When do I get a low reductant fluid pressure code? History is lost power F350: Im getting a low reductant fluid pressure code after… Vocational, Technical or Tra... 2012 f250 6.7 powerstroke. Xlt 4x4. Was...