Can someone help diagnose my cars hickups?

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  • BMW_TUNER
    E30 Fanatic
    • Jul 2006
    • 1377

    #1

    Can someone help diagnose my cars hickups?

    It seems lately when I fire up the E30 and pull it out of the garage the first really hard throttle input I give it results in the car reving then suddenly it cuts out and the check engine light comes on momentarily and then the car goes right back to reving. It is like a big hickup in the spark system or something. I have checked the battery conections the grounds and have replaced my old 153 with a 173 but it still hickups occasionally any input is appreciated.
    1989 332IS -S-Fiddy Four-Some weight removed.
    5 lug E36 M3 Brakes Coilovers and LTW's and No ABS.
  • kencopperwheat
    King of Kegstands
    • Oct 2003
    • 14396

    #2
    Check your fuel pressure regulator.
    Originally posted by Gruelius
    and i do not know what bugg brakes are.

    Comment

    • BMW_TUNER
      E30 Fanatic
      • Jul 2006
      • 1377

      #3
      Would the Fuel Pressure Regulator Cause such a sudden total lack of power feeling?
      1989 332IS -S-Fiddy Four-Some weight removed.
      5 lug E36 M3 Brakes Coilovers and LTW's and No ABS.

      Comment

      • s52e368
        E30 Addict
        • May 2006
        • 539

        #4
        maybe ICV ?

        Comment

        • BMW_TUNER
          E30 Fanatic
          • Jul 2006
          • 1377

          #5
          I cleaned the ICV and the engine idles a bit rough and comes down from revs with a small rpm stumble.
          1989 332IS -S-Fiddy Four-Some weight removed.
          5 lug E36 M3 Brakes Coilovers and LTW's and No ABS.

          Comment

          • s52e368
            E30 Addict
            • May 2006
            • 539

            #6
            clean injectors ?

            Comment

            • Vedubin01
              R3V Elite
              • Jun 2006
              • 5852

              #7
              coil?
              Build your own dreams, or someone else will hire you to build theirs!

              Your signature picture has been removed since it contained the Photobucket "upgrade your account" image.

              Comment

              • RobertK
                Kicked cancer's ASS.
                • Jun 2005
                • 5864

                #8
                Have you tried pulling the code yet?

                Use the gas pedal trick and see if you can pull the CEL code.

                Comment

                • Insanity
                  Advanced Member
                  • Jan 2006
                  • 135

                  #9
                  This happens to me as well (or something similar anyhow). Do all the gauges seem to turn off for a split second when you lose all power?

                  Comment

                  • BMW_TUNER
                    E30 Fanatic
                    • Jul 2006
                    • 1377

                    #10
                    Havent noticed if the gauges go but I will drive it again tomorrow.

                    I will have to look up the gas pedal trick to find out how to get the cell code.
                    1989 332IS -S-Fiddy Four-Some weight removed.
                    5 lug E36 M3 Brakes Coilovers and LTW's and No ABS.

                    Comment

                    • asubimmer
                      R3V OG
                      • Jul 2004
                      • 6482

                      #11
                      what do your plugs look like?
                      ///Alpinweiß II 24v 91' 318is, Alpinweiß III 99' 323i, 04' Yamaha R6 SE for sale, 00' VW GTi, 83' El Camino BURNED, 01' P71sold, 92' Miatasold

                      Comment

                      • PeaveyBassist
                        No R3VLimiter
                        • Sep 2004
                        • 3511

                        #12
                        I would get the code first and go from there before you spend any money.

                        Will
                        RIP e30 (brilliantrot '91 325i) 11/17/06 Byebye: 8/21/07
                        Welcome e30 (brilliantrot '90 325is) 12/23/06
                        DaveCN = Old Man
                        My signature picture was taken by ME! Not by anyone else!



                        Originally posted by george graves
                        If people keep quoting me in their sig, I'm going to burn this motherfucker down.

                        Comment

                        • SchnellerVert
                          No R3VLimiter
                          • Sep 2005
                          • 3948

                          #13
                          KISS method. Diagnois not guess.

                          Comment

                          • BMW_TUNER
                            E30 Fanatic
                            • Jul 2006
                            • 1377

                            #14
                            No Codes but I picked up a new main relay and I will pop that in tonight.
                            1989 332IS -S-Fiddy Four-Some weight removed.
                            5 lug E36 M3 Brakes Coilovers and LTW's and No ABS.

                            Comment

                            • SchnellerVert
                              No R3VLimiter
                              • Sep 2005
                              • 3948

                              #15
                              Did you use the stomp method or the Peake research tool?

                              Better yet where are you located? Is any one near you?

                              Comment

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