Ford Powerstroke Diesel Forum banner

back pressure

  1. HELP! High EGTs and crazy high backpressures!

    99-03 7.3L Powerstroke Problems
    First, I searched for a solution to this before starting a new thread so if this turns out to be something simple I apologize. BACKGROUND The truck is a 2000 F-250 with a 6 speed and about 130k. It runs great for it's age and mileage, and by that I mean that the injectors are getting a little...
  2. '00 7.3 warm up valve problem

    Diesel Diagnostics
    When I start my 7.3 in cold weather, a butterfly valve just after the turbo closes to hold exhaust gasses back to help with warming the engine up. After a few minutes, it opens back up. Once I start driving, it keeps closing. No matter how warm the engine is, the valve keeps closing. I have to...
Top