Fuel Pump Control Module -J538-, REMOVING AND INSTALLING: Removing

-- Observe the safety instructions. Refer to SAFETY PRECAUTIONS .

-- Follow the guidelines for clean working conditions. Refer to GUIDELINES FOR CLEAN WORKING CONDITIONS .

Q7: 

-- Move the front seats all the way forward into the highest position.

-- Switch off the ignition and place the ignition key outside of the vehicle.

-- Remove the right front and rear sill panels. Refer to SILL PANEL, REMOVING AND INSTALLING .

-- Remove the bench seat / right and center single seats. Refer to BENCH SEAT/SINGLE SEAT, REMOVING AND INSTALLING .

-- Remove the right luggage compartment floor support. Refer to OVERVIEW - LUGGAGE COMPARTMENT FLOOR .

-- Remove the rear cover -1- for both seat rails on the front passenger seat. To do so, carefully release the tabs -3, 4 and 5- on the seat rail -2- using a screwdriver.

-- Remove the carpet under the seat rail.

-- Remove the covers and connector station for the bench seat / single seats in the carpet.

-- Fold the carpet near the sealing flange cover to the side.

Q8: 

-- Remove the seat frame mount. Refer to SEAT FRAME MOUNT, REMOVING AND INSTALLING .

Continuation for All Vehicles: 

Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -1, 2 and 3- and remove the sealing flange cover.

-- Release the catches -arrows- using a screwdriver and remove the Fuel Pump Control Module -J538- -1- from the bracket.

Courtesy of AUDI OF AMERICA, LLC

-- Release and disconnect the connector -2- for the Fuel Pump Control Module -J538-.