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egr valve

Discussion in 'A4/A4 cabriolet/S4 forum(B6 chassis)' started by vw754, Feb 13, 2007.

  1. vw754

    vw754 vorsprung Durch Technik

    Nov 4, 2006
    Likes Received:
    egr has a "shuddle valve" connected to it (black plastic valve on side) this controls the flap inside egr,if this flap does not close or open as it should would the car be using more fuel or be causing starting problems......A4 TDI 2001 (b6) AWX ENGINE.

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