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Forum newbie , audi newbie , boost problem , help needed

Discussion in 'A3/S3 Forum (8L Chassis)' started by xd2x, Mar 24, 2012.

  1. xd2x
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    xd2x New Member

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    [Mar 24, 2012]
    Hi all . First time on this forum , need a little advice on a fe I have just bought a 99 a3 1.8t and i love it , drive go its all totally standard apart from a cone air filter and it has a boost gauge fitted but its only showing my when i plant my foot ive heard they have a limp mode , could this be it ? any help appriciated danny
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  3. <tuffty/>
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    <tuffty/> Badger 5 Edition Staff Member Moderator

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    [Mar 24, 2012]
    Care to elaborate a bit mate please? what is the gauge showing on idle and what is it showing when you plant your foot?

    <tuffty/>
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  4. xd2x
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    xd2x New Member

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    [Mar 24, 2012]
    sorry pal some of it didnt copy over.
    Idle is about -20ish foot flat ill be lucky to get 2 psi , normally just bounces between -20ish to 0 and back
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  5. Markeyboy
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    Markeyboy Fan of the R-Tech!

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    [Mar 24, 2012]
    Sounds like there us a problem,
    Could be with the car or could be a gauge / piping fault

    Mine in standard trim boosted to around 7-8 psi
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  6. xd2x
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    xd2x New Member

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    [Mar 24, 2012]
    OYeah i thought so , its still nippy and touquey but feels like its going limp at 2500rpm , also i wont run properly with air sensor in so im running with it unplugged
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  7. Markeyboy
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    Markeyboy Fan of the R-Tech!

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    [Mar 24, 2012]
    Ok, you really need to get your car scanned with vagcom/vcds to see what faults you have,
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  8. s3dave
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    s3dave TFSI Hybrid Supporter

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    [Mar 24, 2012]
    Ha ha big shout about the air sensor (maf) I think you have answered your own problem......
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