Touareg 2 V6-3.6L (BHK) (2008)
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Carefully clean fuel injector.
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Carefully cut sealing ring - arrow - using a knife. When doing so, do not let knife blade come in contact with injector body.
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Remove sealing ring - arrow - and clean ring groove in seal area. Remove any deposits (coking) using a brass wire brush.
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Place a new sealing ring - 1 - on assembly cone (T10133/5). Slide sealing ring with assembly sleeve (T10133/6) (knurl faces toward seal - 1 -)
lightly onto assembly cone (T10133/5) as far as it will go.
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Rotate assembly sleeve (T10133/6) (knurl no longer faces toward seal) and slide sealing ring - 1 - to end of assembly cone (T10133/5).