S5 Quattro Coupe V8-4.2L (CAUA) (2009)
Fuel Return Line: Service and Repair
Suction Line
Removing
Proceed as follows:
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Observe safety precautions => [ Safety Precautions ] See: Service Precautions/Vehicle Damage Warnings/Safety Precautions/Fuel Supply System.
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Observe rules for cleanliness => [ Clean Working Conditions ] See: Service Precautions/Vehicle Damage Warnings/Clean Working
Conditions/Fuel Supply System.
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Remove fuel delivery unit => [ Fuel Delivery Unit ] See: Fuel Pump/Service and Repair/Fuel Delivery Unit.
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Remove fuel level sensor 2 (G169) => [ Fuel Level Sensor 2 ] See: Fuel Tank/Fuel Gauge Sender/Service and Repair/Fuel Level Sensor 2.
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Carefully remove fuel level sensor 2 (G169) - 3 - with suction line - 1 - from fuel tank opening.
‹› When removing, be sure not to bend floater arm of Fuel Level Sensor 2 (G169).
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Disconnect electrical connector - 2 - by pressing release - arrow A -.
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Press bracket together with needle nose pliers - B arrows - and remove suction line.
Installing
Installation is in reverse order of removal, note the following:
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Prepare suction line for installation - 6 -: