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1Z/AHU EGR vent drain
1Z/AHU EGR vent drain

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Lug_Nut


TDIClub Enthusiast
Pre-Forum Veteran Member

Registered: June 1998
Location: Sterling, Massachusetts. USA
Posts: 17,865
users gallery
Worn EGR shaft seal can allow boost pressure to blow-by. Oil from the CCV in the boost air dribbles down the vent.
DON'T BLOCK THE VENT. It's needed to assure pressure differential to atmosphere.
Just add a drain to collect the oil weep
· Date: Sun July 10, 2011 · Views: 580 · Filesize: 45.4kb, 746.1kb · Dimensions: 2048 x 1536 ·
Keywords: EGR weep hole
Event Date: 10 July 2011
Member(s)/Cars Shown: Sprinta's "U" wagon
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