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Lumpy idle when hot

Discussion in 'A3/S3/Sportback (8P Chassis)' started by bokoboy, Feb 1, 2013.

  1. bokoboy
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    bokoboy New Member

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    [Feb 1, 2013]
    Hi folks I have been reading about the lumpy idle threads but most seem to be when cold my 05 20 tdi bkd engine is suffering from this even when hot :( the needle is sitting steady at 800 revs but the car is not running smooth
    it was serviced 4k ago new fuel oil and air filters ! Any suggestion welcome thanks
    #1
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  3. Geraldy212
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    Geraldy212 Sportback owner

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    [Feb 1, 2013]
    Get a VCDS scan as soon as possible. Most likely there is a sensor playing up, and therefore not fueling the engine properly. Other than that, look for injector problems on this forum. Good luck.
    #2
  4. NHN
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    NHN Retrofitter - Audi - VW - Skoda - Seat Site Sponsor VCDS Map User

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    [Feb 2, 2013]
    Are you sure the fuel filter was done, as its not run of the mill on a service.
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