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Home >> Audi >> 2017 >> A7 Quattro Competition >> Repair and Diagnosis >> External Pages >> Different car >> Section 45 (3.0L & 4.0L - Fuel Supply - Engine Code(S): CEUC, CGXB, CRDB & CTUA) >> 20 Fuel Supply >> Fuel Pump >> Fuel Pump Control Module -J538-, Removing And Installing >> Removing

Fuel Pump Control Module -J538-, Removing And Installing: Removing

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-- Follow all safety precautions, refer to SAFETY PRECAUTIONS .

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

CAUTION:

Risk of damaging electronic components when disconnecting the battery.

  • Complete the steps for disconnecting the battery.

-- Disconnect the ground cable from the battery terminal, refer to BATTERY, DISCONNECTING AND CONNECTING .

WARNING:

Risk of accident due to the weight of the fuel tank.

  • The fuel tank must be empty when it is lowered.

-- Drain the fuel tank, refer to FUEL TANK, DRAINING .

-- Remove the right rear wheel housing liner, refer to REAR WHEEL HOUSING LINER, REMOVING AND INSTALLING .

Fig 1: Locating Fuel Filler Tube Bolts
GWWA20-10883Courtesy of AUDI OF AMERICA, LLC

-- Remove fuel filler tube bolts -1- and -2-.

WARNING:

Risk of accident due to the weight of the fuel tank.

  • The fuel tank must be empty when it is lowered.

-- Remove the bolts -1 through 6-.

Fig 2: Identifying Fuel Tank Bolts
GWWA20-10791Courtesy of AUDI OF AMERICA, LLC
NOTE:

The fuel tank lowers onto the subframe.

The fuel tank is shown without the subframe to provide a more clear illustration.

-- Remove the rear bench seat, refer to SEAT BENCH/SINGLE SEAT, REMOVING AND INSTALLING .

-- Fold the insulation mat near the locking flange cover to the side.

-- Remove the bolts -arrows- and the locking flange cover.

Fig 3: Identifying Cover Bolts For Locking Flange
GWWA20-0803Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -1- and -2-.

-- Remove the Fuel Pump Control Module -J538- toward the inside between the fuel tank and the underbody -arrow-.

Fig 4: Identifying Fuel Pump Control Module -J538- Bolts
GWWA20-10912Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connector -arrow- and remove the Fuel Pump Control Module -J538-.

Fig 5: Installation Location Fuel Pump (FP) Control Module -J538-
GWWA20-10929Courtesy of AUDI OF AMERICA, LLC