Right Suction Jet Pump, Removing And Installing, Vehicles With 6.0L (V12) Engine: Removing

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2015 Audi Q7, 2014 Audi Q7, 2013 Audi Q7, 2011 Audi Q7, and 2010 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

Follow all safety precautions, refer to WORKING ON FUEL SYSTEM .

Follow the guidelines for clean working conditions, refer to CLEAN WORKING CONDITIONS .

To remove suction jet pump, fuel tank should be completely empty. Procedure to empty the fuel tank FUEL TANK, DRAINING .

-- Remove the left single seat and the left 2/3 seat bench seat cushion in the second row of seats, refer to Seat Frames .

Fig 1: Cut The Floor Covering Along The Perforation

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WARNING:

Risk of injury.

Wear safety gloves

-- Cut the floor covering along the perforation -arrows- on the left side with a carpet knife -1-.

-- Fold carpet cut-out to side -arrow-.

Fig 2: Identifying Locking Flange Cover - Tightening Specifications

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-- Remove the nuts -1 to 4- and remove left locking flange cover.

NOTE:

Place a clean cloth under the separating location to catch any fuel that may leak out.

Fig 3: Fuel Delivery Unit Lines Location

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WARNING:

Very hot fuel can burn your skin.

In extreme cases, the fuel lines and the fuel itself in vehicles with a common rail engine can be as hot as 100 °C after the engine has been turned off. Let the fuel cool down before opening any line connections otherwise there is a danger of scalding.
Wear safety gloves
Wear protective eyewear.

There is a risk of injury because the fuel is under pressure.

To reduce pressure in fuel system, lay a clean cloth around the connector and carefully loosen connector.

-- Disconnect fuel lines -2 and 3-. Disconnect the connector couplings, refer to CONNECTOR COUPLINGS, SEPARATING .

-- Disconnect the connector -1- on the left locking flange.

-- Remove locking ring using the Wrench - Fuel Sending UnitT10202.

Fig 4: Identifying Removal Of Locking Ring With T10202

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-- Pull left locking flange with seal out of fuel tank a bit.

Fig 5: Disconnecting Fuel Lines And Connectors

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-- Disconnect the connectors -1- and -2- on the bottom of the left locking flange.

-- Disconnect the fuel lines -3 and 4-. Disconnect the connector couplings, refer to CONNECTOR COUPLINGS, SEPARATING .

-- Reach into the opening in the fuel tank and disconnect the delivery line -1- by pressing the releases.

Fig 6: Fuel Lines Location

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NOTE:

Ignore -item 2-.

-- Remove the right fuel delivery unit, refer to Transfer Fuel Pump - G6-, REMOVING AND INSTALLING, VEHICLES WITH 6.0L (V12) ENGINE .

Fig 7: Identifying Removal Of Fuel Level Sensor Through Guide -Arrow 2- While Pressing Locking Tab -Arrow 1-

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-- Reach through the opening in the right side of the fuel tank, press the tab -arrow 1- and remove the Fuel Level Sensor -G- from the guide -arrow 2-.

-- Remove the Fuel Level Sensor -G- carefully through the opening in the fuel tank.

NOTE:

The Fuel Level Sensor -- is shown without the fuel tank to provide a better illustration.

-- Reach through the opening in the fuel tank and remove the delivery line through the opening on the right side of the fuel tank.

Fig 8: Removing Suction Jet Pump

Courtesy of AUDI OF AMERICA, LLC

-- Press the tab -arrow 1- and pull the suction jet pump out of the guide -arrow 2-.

NOTE:

The suction jet pump is illustrated without the fuel tank.

-- Remove suction jet pump carefully through the opening in the fuel tank.