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  • Parts identity

    What's the part that is connected to the air filter. It's like a box looking thing, what's it do? Also the little round thingy that's connected to the box. And what's it do?

    EVO deck'd out with Bruce Lee
    First time owner
    89 L carb'd - white / still needs work
    Bought for mpg and only paid $250


  • #2
    The metal looking thing with the wires on the left side? thats the VAF. Its our air flow meter. The round thing? No clue, need pic.
    Going old school...

    89L Carby FIDO, previously owned by FestivaFred

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    • #3
      I'll try and get pic tomorrow. It connected to the front of the air flow. Towards the front of the cat and has a hose connected to it.
      How do you know If the air flow meter is dirty or bad (not working)
      can it be cleaned and how?

      EVO deck'd out with Bruce Lee
      First time owner
      89 L carb'd - white / still needs work
      Bought for mpg and only paid $250

      Comment


      • #4
        Originally posted by KingFish View Post
        The metal looking thing with the wires on the left side? thats the VAF. Its our air flow meter. The round thing? No clue, need pic.
        he has a carby car.

        the box with 2 hoses on it is your P.A.I.R. system. it keeps your cat alive.

        you dont have a VAF meter on your car
        Last edited by FestYboy; 02-06-2012, 08:16 PM.
        Trees aren't kind to me...

        currently: 2 88Ls (Scrappy and Jersey), 88LX, 90L(Pepe), 91L, 91GL (Skippy) 93 GL Sport (the Mighty Favakk), 94 (Bruce) & 95 Aspire SEs, 97 Aspire (The Joker),
        94 Justy 4WD, 87 Fiero GT, plus 2 parts cars. That's my fleet.

        Comment


        • #5
          Yeah. I have carby. It has to hoses on it. How to clean or know If bad

          EVO deck'd out with Bruce Lee
          First time owner
          89 L carb'd - white / still needs work
          Bought for mpg and only paid $250

          Comment


          • #6
            the rear hose should pass air freely. it feeds o2 to the rear half of the cat. the front hose should also flow freely. it allows the exhaust pulses to actuate on a diaphram in the box and pulse o2 into the other tube. i'll have to look up how to test the PAIR unit, but i want to say that it's not something you should worry about at the moment.

            what is the engine doing that is making you suspect the intake/PAIR system?
            Trees aren't kind to me...

            currently: 2 88Ls (Scrappy and Jersey), 88LX, 90L(Pepe), 91L, 91GL (Skippy) 93 GL Sport (the Mighty Favakk), 94 (Bruce) & 95 Aspire SEs, 97 Aspire (The Joker),
            94 Justy 4WD, 87 Fiero GT, plus 2 parts cars. That's my fleet.

            Comment


            • #7
              Just trying to learn what different parts are and do.
              I know the round thingy that is on the front of it, is all clogged up with gunk. Don't know what it is though. Look like it should open and close.

              89 Festiva. carby. needs repairs!!
              First time owner
              89 L carb'd - white / still needs work
              Bought for mpg and only paid $250

              Comment


              • #8
                OOOHH!! that's your warm air valve. that uses heated air off the exhaust manifold to pre-heat the intake air so that you don't ice the carb in cold weather. there should be a vac line attached to it and the valve should move freely with your finger. if there's something blocking it, remove it now.
                Trees aren't kind to me...

                currently: 2 88Ls (Scrappy and Jersey), 88LX, 90L(Pepe), 91L, 91GL (Skippy) 93 GL Sport (the Mighty Favakk), 94 (Bruce) & 95 Aspire SEs, 97 Aspire (The Joker),
                94 Justy 4WD, 87 Fiero GT, plus 2 parts cars. That's my fleet.

                Comment


                • #9
                  What is "ice the carb"? Where does the vac line connect to.

                  89 Festiva. carby. needs repairs!!
                  First time owner
                  89 L carb'd - white / still needs work
                  Bought for mpg and only paid $250

                  Comment


                  • #10
                    ok, as air passes through the carb, there's a pressure drop. ALSO there's a temp drop BECAUSE of the pressure drop. the temp drop can be low enough to have ice condense onto and IN the carb at the venturi which can cause the fuel to stop flowing and the car will stall.

                    the "vac" line feeds to a thermostatic valve under the filter housing.
                    Trees aren't kind to me...

                    currently: 2 88Ls (Scrappy and Jersey), 88LX, 90L(Pepe), 91L, 91GL (Skippy) 93 GL Sport (the Mighty Favakk), 94 (Bruce) & 95 Aspire SEs, 97 Aspire (The Joker),
                    94 Justy 4WD, 87 Fiero GT, plus 2 parts cars. That's my fleet.

                    Comment


                    • #11
                      Ok, so Im subscribing to this thread now. I had a 88 B2200 with similar system.
                      Going old school...

                      89L Carby FIDO, previously owned by FestivaFred

                      Comment


                      • #12
                        I found in the Haynes book it's called Air Control Valve.

                        89 Festiva. carby. needs repairs!!
                        First time owner
                        89 L carb'd - white / still needs work
                        Bought for mpg and only paid $250

                        Comment


                        • #13
                          that still doesn't answer why you're asking these questions... is the car not running right?
                          Trees aren't kind to me...

                          currently: 2 88Ls (Scrappy and Jersey), 88LX, 90L(Pepe), 91L, 91GL (Skippy) 93 GL Sport (the Mighty Favakk), 94 (Bruce) & 95 Aspire SEs, 97 Aspire (The Joker),
                          94 Justy 4WD, 87 Fiero GT, plus 2 parts cars. That's my fleet.

                          Comment


                          • #14
                            Texan..whats icing? no offense we are jealous !
                            Reflex paint by Langeman...Lifted...Tow Rig

                            Comment


                            • #15
                              Originally posted by Movin View Post
                              Texan..whats icing? no offense we are jealous !
                              Lol. That was funny but true

                              89 Festiva. carby. needs repairs!!
                              First time owner
                              89 L carb'd - white / still needs work
                              Bought for mpg and only paid $250

                              Comment

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