LEMON Manuals: Even more car manuals for everyone
Home >> Audi >> 2020 >> SQ8 Premium Plus >> Repair and Diagnosis >> External Pages >> Different car >> Section 128 (Fuel Supply) >> 20 Fuel Supply >> Fuel Tank >> Fuel Tank, Removing And Installing >> Fuel Tank, Removing, TFSI Vehicles

Fuel Tank, Removing, TFSI Vehicles

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Audi SQ5, 2024 Audi Q5 e, 2024 Audi Q5, 2023 Audi SQ5, and 2023 Audi Q5 e. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required 

Removing

-- Pay attention to the safety precautions. Refer to SAFETY PRECAUTIONS .

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

-- 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 removing it.

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

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

-- Fold the insulation mat over the sealing flange cover to the side.

GWWA20-11752Courtesy of AUDI

-- Unclip the sealing flange cover -1- at the tabs -arrows- using either the Trim Removal Wedge:3409  or the scraper from the Scraper Set Scraper Set:VAS 6845  .

-- Vehicle without a high-voltage system: disconnect the connectors -1 and 3- from the sealing flange by releasing the connector safety catch.

Fig 5: Fuel Pump Connectors
GWWA20-11719Courtesy of AUDI

-- Market-specific version/equipment version: release the connector safety catch and disconnect the connector -2-.

-- Vehicle with a high-voltage system: disconnect the connectors -1, 2 and 3- from the sealing flange by releasing the connector safety catch.

GWWA20-12102Courtesy of AUDI

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

-- Remove the fuel filler door unit. Refer to FUEL FILLER DOOR UNIT, REMOVING AND INSTALLING .

-- Vehicle with a high-voltage system/North American version: remove the bolts -arrows-.

GWWA20-11891Courtesy of AUDI

-- Remove the fuel filler neck bolts -arrows-.

GWWA20-11753Courtesy of AUDI
NOTE:

Seal the fuel filler neck opening with a clean plug to prevent any dirt from getting in.

-- Remove the EVAP canister. Refer to EVAP CANISTER, REMOVING AND INSTALLING .

-- Disengage the breather line from the bracket and free up.

-- Remove the rear underbody trim panels. Refer to REAR UNDERBODY TRIM PANEL, REMOVING AND INSTALLING .

-- Remove the rear section of the exhaust system. Refer to MUFFLER, REMOVING AND INSTALLING - 2.0L DMSA , MUFFLER, REMOVING AND INSTALLING - 2.0L DPVA , MUFFLER, REMOVING AND INSTALLING - 3.0L .

-- Vehicle with a high-voltage system: remove the Electric Drive Power and Control Electronics -JX1-. Refer to ELECTRIC DRIVE POWER AND CONTROL ELECTRONICS, REMOVING AND INSTALLING .

-- Remove the driveshaft. Refer to the appropriate Service Information. .

-- Remove the subframe. Refer to OVERVIEW - SUBFRAME .

-- Country/Rest of World equipment versions: loosen the lock washer and remove the fuel hose -1- to the parking heater.

GWWA20-11754Courtesy of AUDI
NOTE:

Place a cloth under the separating point to catch any escaping fuel.

-- Disconnect the fuel line -2- and bleeder line -3-. Disconnect the connector couplings. Refer to CONNECTOR COUPLINGS, DISCONNECTING .

Conditions

GWWA00-000004Courtesy of AUDI

-- Place the Gearbox Support:T40173  on the Engine and Gearbox Jack:VAS 6931  and support as shown on the fuel tank.

GWWA20-11756Courtesy of AUDI

-- Remove the bolts -1 through 7-.

GWWA20-11796Courtesy of AUDI
WARNING:

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

  • The fuel tank must be empty when removing it.
NOTE:

For reasons of clarity, the fuel tank is shown without the engine and gearbox jack.

-- Lower the fuel tank using the Engine and Gearbox Jack:VAS 6931  .

GWWA20-11756Courtesy of AUDI
NOTE:

When guiding out the fuel tank, pay attention to the clearance to the fuel filler neck.