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check valve

  1. How much pressure needed to open PCV Check valve on Viggen?

    NG900 & OG9-3 Workshop
    Hi all, I got an upgraded check valve installed on my Viggen and after swapping out the valve cover gasket including the GS T7 head plug (T7 Head Plug, , I still see oil seeping out of the calve cover. Then I started to suspect the PCV check valve. It still works but I do need...
  2. 1999 9-3 no fuel. Many diagnosis. Stumped!

    NG900 & OG9-3 Workshop
    Some fun facts. I have replaced the CPS and driven the car, confirming the replacement has eliminated my previous problems and is working. Moving on. Car had stage 2 tune for maybe one year or longer? Moved to stage 3 about 4 weeks ago. Just last week I had an evap canister/purge valve system...
  3. Future damage if secondary injector pump not replaced?

    9-3 Sedan, Cabrio '04+, Combi, 9-3X Workshop
    I am new to this site and I am sure this question has come up for a 2003 9-3 2.0T, but I could not find an answer. I have had the P0411 code come up for the check engine light recently. I have replaced the Pierburg SAI check valve as it was damaged internally from exhaust combustion. This did...
  4. More issues

    9-5 Workshop
    First thing I would like to do is thank you guys for all your help in the past. I have saved a ton of $$ on repairs. Now on to the newest list of issues.:o.. 2000 95 2.3 wagon auto... the main reason I'm writing is because the "pcv Check valve line keeps coming off, I have noticed oil residue...
  5. HELP! My breaks don't work, Smoke from exhuast!

    NG900 & OG9-3 Workshop
    Hello SaabCentral, I am a new member and I need help diagnosing a problem with my Saab. My 2000 Saab 9-3 2.0 turbo has a big problem I cannot figure out. The brake pedal is stiff when I push down on the pedal and I can hear a hissing noise. I thought it should be a bad booster, but then I...
  6. 2000 9-5 SE V6 SAI Repair (P0410)

    9-5 Workshop
    Well, the car continued to set a P0410 code and I ordered check valves and gaskets. The pump was still running then (June). What I should have done was unplug the pump as well since it does not affect performance. The check valves arrived today and I started pulling the car apart. I went after...
  7. How to pull check valve connector off?

    9-5 Workshop
    In the process of getting throttle body off of limp home mode, you know what happened, the check valve broke on me. I got the lower hose with the check vavle and can see that you have to squeeze the connector to remove it. The problem is that no matter how hard I squeeze the two sides and pull...
  8. Cheap check valve fix

    9-5 Workshop
    I found as easy fix for the common issue of the PCV check valves failing or breaking off. The $6 solution is to get 1 foot of 7/16 fuel line ($1) and two Purolator PV1059 PCV valves (parts book says it fits 97 Nissan Sentra - $2.09 each). The fat end of the valve fits snuggly into the 7/16...
  9. Fuel Pump Tip

    NG900 & OG9-3 Workshop
    I just had to change the FP on my '95 900 and I stumbled across something that made a huge difference. One of the most troublesome parts of getting the old pump out is often detaching the fuel lines without damaging the plastic connectors. The O-rings tend to grip tightly over time and it's...