AWD Vehicles

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2020 Audi S4, 2019 Audi S4, 2019 Audi A4 allroad, 2019 Audi A4, and 2018 Audi S4. However, it is still accessible from the selected car via links, so may be relevant.

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-- Tighten the bolts -1 through 7- on the mounting strap and the fuel tank.

-- Install the driveshaft. Refer to the appropriate service information.

ALL A4:

-- Engage the fuel filler neck on the mount.

-- TDI Vehicles: Install the reducing agent tank filler neck -3-. Refer to the appropriate service information.

Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts -1 and 2-.

All A5:

Courtesy of AUDI OF AMERICA, LLC

-- TDI Vehicles: Install the reducing agent tank filler neck -1-. Refer to the appropriate service information.

-- Tighten the bolts -A and B arrows-.

Continuation For All Vehicles:

WARNING:

Danger Due To Electrostatic Charge.

After Installing, Check The Electrical Connection On Fuel Filler Neck Threaded Ring To An Empty Spot On The Body Using An Ohm Meter.

Specified Value: Approximately 0 Ω.

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

-- TFSI Vehicles: Connect the battery. At the same time, follow all steps after connecting the battery. Refer to BATTERY, DISCONNECTING AND CONNECTING .

-- After installing a new or completely empty fuel tank, at least 5 liter (5.28 quarts) of fuel must be added before starting the engine.

NOTE:

Do not allow the fuel pump to run when the fuel tank is empty.

-- Country/Rest of World equipment versions: bleed the fuel line to the parking heater metering pump. Refer to FUEL LINE TO METERING PUMP, BLEEDING .