audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Oil Check Valves and Spray Nozzle Valve, Component Overview|Page 4796 > < Oil Check Valves and Spray Nozzle Valve, Component Overview|Page 4794
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Oil Spray Jet: Service and Repair
Oil Check Valve and Spray Nozzle Valve

Oil Check Valve and Spray Nozzle Valve

‹› If irregular valve noise occurs repeatedly during short journeys and disappears after extended driving, the oil check valve must be replaced.

Removing

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Remove intake manifold.

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Remove bolts - 2 - and - 3 -.

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Remove high pressure line - 1 - from fuel rail.

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Remove high pressure line from connections - 4 - and -  5 - on fuel rail. To do this, counterhold at hex head with and open-end wrench and loosen
the union nut.

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Remove high pressure lines.

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Remove bolts - arrows -.

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Remove cover - 2 - with crankcase ventilation hose -  1 -.

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Remove oil check valve - 1 - and spray nozzle valve -  2 -.

Oil Check Valves and Spray Nozzle Valve, Component Overview|Page 4796 > < Oil Check Valves and Spray Nozzle Valve, Component Overview|Page 4794