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2940Re: [bmw e28] '86 528e auto/surging

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  • Steve Austin
    Oct 16, 2004
      Barry

      If you're going to replace the transfer pump I've just been throught that
      and used the "Vega fix". Saves a decent bit of dosh. If you need any help,
      be glad to share my experiences.

      --Paul

      >From: "Barry Mercer" <vmebarry@...>
      >Reply-To: bmwe28@...
      >To: bmwe28@...
      >Subject: Re: [bmw e28] '86 528e auto/surging
      >Date: Fri, 15 Oct 2004 15:48:59 -0000
      >
      >
      >Wow, That about covers it I guess!
      >
      >Both Paul and Joel had very sound advice.
      >Thank you!
      >
      >I have been meaning to check the main grounds, as my AC blew a fuse
      >last summer. I have also been meaning to repalce all the fuses, and
      >sand the turmanals. I will check the pumps also, may just replace
      >the one in the tank, as I supose it is a pain to get to, and if I'm
      >in there to check it anyway, might as well start out fresh.
      >
      >I don't think I will go as far as getting a new car though, as the
      >car is a very nice town car, and performance is not what I am looking
      >for for my 16 year old daughter. She is high mantinance enough!
      >
      >Thanks again
      >
      >Best Regards,
      >Barry Mercer
      >
      >
      >--- In bmwe28@..., "Steve Austin" <steveaustin1@h...>
      >wrote:
      > > I would look at the following: Run a dose of fuel injector cleaner
      >through
      > > fuel tank (Redline SI 1 is good). Change out fuel filter, check
      >for vacuum
      > > leaks, check O-rings on fuel injectors, check fuel pipes, check
      >fuel fuse
      > > and relay are OK and correctly seated (I had a poor contact on
      >fuse which
      > > had similar effect for me), clean all electrical grounds
      >with "detoxit"
      > > (particularly engine ground, ground under rear seat, and ground
      >under
      > > steering wheel. Check fuel pressure regulator valve. Check main
      >and in
      > > tank transfer fuel pumps. Check fuel injectors for clogging. Check
      >Airflow
      > > meter for metal vein binding. Check position of TPS on throttle
      >body.
      > >
      > > Thats about it. If you still have problem - get another car!
      > >
      > > --Paul
      > >
      > > >From: "Barry Mercer" <vmebarry@h...>
      > > >Reply-To: bmwe28@...
      > > >To: bmwe28@...
      > > >Subject: [bmw e28] '86 528e auto/surging
      > > >Date: Thu, 14 Oct 2004 15:14:04 -0000
      > > >
      > > >
      > > >I aquired an 528e with fuil injection recently and it seems to
      >have a
      > > >lack of good exceleration, and tends to climb and stall, and climb
      > > >and stall, as you try to gass it up to get on the freeway ramps.
      > > >Fuel pump? Return valve? Injecters? ???
      > > >
      > > >The car seems to be in good overall shape, and the trans works
      >well.
      > > >150K miles. Just did the belt and ajusted valves. Has good plugs,
      >and
      > > >ect. It surges about every 3 to 4 RPM rise in excelleration, but
      >runs
      > > >smooth at all other times, except on start up when it runs quite
      > > >rough untill warm, is that normal?
      > > >
      > > >Got any good ideas? Should I replace the fuel pump and return
      >valve,
      > > >or start with injectors? Could it be something electrical I am
      > > >missing?
      > > >
      > > >VME Barry
      > > >VP of the Vintage Motorcycle Enthusiasts Seattle Washington
      > > >
      > > >
      > > >
      > >
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      >
      >

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