Q7 Quattro V6-3.6L (BHK) (2007)
22
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Bolt
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Replace
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Tighten fuel rail uniformly, starting from inside and working toward outside
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30 Nm plus an additional 90 degrees (1/4 turn).
23
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O-ring
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Replace
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Lubricate O-rings with clean engine oil before installing
24
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Support ring
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Replace if damaged
Loosening and tightening fuel supply line union nut
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To loosen and tighten union nut - arrow -, counter hold on fuel rail supply line using a wrench.
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22 Nm