» » »

Lincoln Q&A

Ask Your Question

1999 Lincoln Navigator Question: pcv system on a 2000 navigator 3.4l v8



wparks3, Germantown, MD, January 20, 2012, 09:31

why does it have 3 hoses going into the pcv valve?

1 Answer
Flag This
  • Answer #1

    patrick mannion from Greg Solow's Engine Room, January 20, 2012, 15:05

    PCV systems normally allow "breathing" of crank case blow bye from both valve to be reintroduced into the intake manifold where it can be "recycled" for emission purposes.

    Flag This