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Home >> Audi >> 2012 >> Q7 3.0 TDI >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Fuel Supply System - Engine Code(S): Bar, BHK, BHL, CJWB, CJWC, CJWE, CTWA, CTWB) >> 20 Fuel Supply >> Removal And Installation >> Fuel Delivery Unit >> Installing

Fuel Delivery Unit: Installing

WARNING: This page is about a different variant/trim than selected.

Install in reverse order of removal. Note the following:

NOTE:

Replace seals.

-- Install the fuel delivery unit -1- into the fuel tank.

Fig 1: Identifying Fuel Delivery Unit -1-, Notch -3-, And Retaining Ring Tab -4-
GWWA20-10168Courtesy of AUDI OF AMERICA, LLC

-- Lock the fuel delivery unit -1- into place by turning it clockwise 15° in the opposite -direction of arrow- (bayonet connection).

-- Slide the fuel lines -3- through opening at right of fuel tank to left fuel tank chamber.

Fig 2: Identifying Delivery Lines -1 And 4- And Suction Jet Pipe -2-
GWWA20-10098Courtesy of AUDI OF AMERICA, LLC

-- Push the suction jet pipe -2- onto the suction jet pump until it engages audibly.

-- Attach the delivery lines -1 and 4- to the fuel delivery unit making sure they click into the place.

-- Attach the fuel line -arrow- until it engages audibly.

-- Connect electrical connectors -1 and 2- on the underside of the right locking flange.

Fig 3: Identifying Electrical Connectors -1 And 2- On Underside Of Right Locking Flange
GWWA20-10167Courtesy of AUDI OF AMERICA, LLC

Refer to Installing .

Fig 4: Identifying Tab -2- On Right Locking Flange Aligned Between Tabs -1 And 3- On Fuel Tank
GWWA20-10169Courtesy of AUDI OF AMERICA, LLC

-- Bring the right locking flange into the installation position.

-- Attach fuel lines -1 and 2- on left locking flange until they audibly engage.

Fig 5: Identifying Fuel Lines -1 And 2- From Left Locking Flange
GWWA20-10166Courtesy of AUDI OF AMERICA, LLC

-- Connect electrical connector -arrow- on the underside of the left locking flange.

Fig 6: Identifying Electrical Connector -Arrow- On Underside Of Left Locking Flange
GWWA20-10146Courtesy of AUDI OF AMERICA, LLC

Refer to Installing .

Fig 7: Identifying Tab -2- On Left Locking Flange Aligned Between Tabs -1 And 3- On Fuel Tank
GWWA20-10170Courtesy of AUDI OF AMERICA, LLC

-- Bring the left locking flange into the installation position.

-- Install locking flange cover.

-- Install the frame into the floor covering. Refer to FRONT FLOOR COVERING, REMOVING AND INSTALLING .

-- Remove seat frame and seat cushion in 2nd seating row. Refer to SECOND ROW, 2 PASSENGER OVERVIEW .

-- Be sure to follow the procedure for connecting the battery and afterwards. Refer to VEHICLE LIFT MODE .

-- After installing fuel delivery unit, fill vehicle with at least 5 liters of fuel.