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A6 C5 1.9TDI, engine code AWX, lumpy at idle.

Marius May 22, 2011

  1. Marius

    Marius New Member

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    Hi,

    Can somebody to help me with my A6 TDI 1.9, engine code is AWX. Problem is that my engine lumpy at idle when is warm. I did couple of VAG-COM tests. Where is the problem? Fuel consumption did not go up, go down, but lumpy at idle.

    Please Help, what i should to do. THX

    Log (0 - 014)
    Log (1 - 000)
    Log (2 - 013)
    Log (3 - 007)
    Log (4 - 011,011) second is BS
    Log (5 - 004,004) second is BS
    Log (6 - 018)
    Log (7 - 001)
    Log (8 - 003,003) second is BS

    Added two noises of engine, when is cold and when is warm.

    COLD


    WARM

     
    Last edited by a moderator: Aug 15, 2014
  2. NHN

    NHN Retrofitter - Audi - VW - Skoda - Seat Site Sponsor VCDS Map User

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    How long does it take to start stuttering like this?
     
  3. Marius

    Marius New Member

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    When engine is warm, about from 65 Celsius.
     
  4. NHN

    NHN Retrofitter - Audi - VW - Skoda - Seat Site Sponsor VCDS Map User

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    Number of things been known to cause this, but its such a pita to track down tbh mate, of known issues when car is hot, fuel supply issue, coolant senders, maf.

    When did you last change your fuel filter btw?
     
  5. Marius

    Marius New Member

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    a one mothe ago had a service with fuel filter and rest of filters change, but this problem with engine i have got abou 1 year, and nobody know what to do. I thougt about fuel filter, but is not. The bigest problem is injector no 2, you can see on logs. Have you got maybe instruction how to change injector in my car? PD injector, 1.9 AWX engine. Thx
     

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