A6 Quattro Sedan V6-3.2L (BKH) (2005)
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Replace if damaged
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Lift out with screwdriver to replace
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Press in by hand
17. Oil seal
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Replace if damaged
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Lift out with screwdriver to replace
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Press in by hand
18. Seals
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Always replace
19. Support ring
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Make sure it is seated properly
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The fuel rail wields force via the support ring to hold the fuel injector tightly in cylinder head.
20. O-ring
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Always replace
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Moisten with clean engine oil
21. Spacer ring
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Replace if damaged
22. Radial adjustment
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Replace if damaged
23. Combustion chamber seal
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Replace
24. Fuel injector