S5 Quattro Coupe V8-4.2L (CAUA) (2009)
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Install the gas-filled strut back onto ball studs.
CAUTION!
Risk of injury from fuel.
‹› To reduce pressure in fuel system, lay a clean cloth around the connector and carefully loosen connector.
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Disconnect the fuel supply line - arrow -.
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Connect a Fuel pressure test set (high pressure) to the fuel supply line.