Fuel tank (Audi Q5 Type 8R)

Flange cover. Torque

Tighten bolts -arrows- of cover -1- to 1.5 Nm.

Bracket. Torque

Tighten the nuts -1, 3, 4- of the bracket -2- to a torque of 20 Nm.

Fuel filler ground contact

Make sure that the threaded connections -1- and -2- of the fuel filler neck. there is no corrosion in the tank, as this could affect the quality of contact with the body mass. Lay ground cable -3- as shown in fig. Install the contact tongue -7- of the ground connection in the fuel mounting hole. tank and press the spacer sleeve inside -6-. Check that the ground connection plug -4- is securely seated on the metal ring -5- of the fuel filler neck. tank Hazard due to electrostatic charge. After installation, check with an ohmmeter. contact of the washer on the filler neck with any unpainted place on the body. Set value: approx. 0 Ohm.

Removing fuel tank with attachments

If necessary, move the front passenger seat as far forward as possible. To remove fuel. the tank must be empty. If necessary, remove fuel from the fuel. tank Disconnect the battery -arrow-.



Remove 1/3 of the rear seat on the right. Unscrew bolts -arrows- and remove cover -1- from sealing flange. Disconnect connector -1- from flange.



To do this, lift the lock -1 - -arrow A-, press it -arrow B- and disconnect the plug connector -2-.



Open the fuel hatch. tank Clean the area around the fuel filler neck. tank Remove cap -arrow- from fuel filler neck. tank




Remove the right rear wheel. Remove the rear right fender liner. Unscrew bolts -1 - and -2- of the oil supply line. -Pos. 3...7 - do not take into account.

Remove the rear part of the exhaust system. Remove the rear axle.



Remove the center right underbody trim. Unscrew nuts -1, 3, 4- and remove bracket -2-.



Disconnect the right front fuel line -1- fuel tank by pressing the unlock button.




On vehicles with an auxiliary heater, disconnect the fuel. line -1- from the dosing pump by pressing the unlock button. Pry off the clamp -2- with a screwdriver and remove the bracket -3- with the dosing pump for the auxiliary heater with fuel. tank -in the direction of the arrow-.



Disconnect the ventilation line -1 - from the activated carbon absorber by pressing the release button.



To maintain balance, place the engine and gearbox bracket under the fuel. tank. Support fuel tank lifting engine and gearbox.



Unscrew the bolts -1 - and remove the exhaust system bracket -2-. Remove bolts -3...6-.



Lower the fuel. tank using an engine and gearbox lift, holding the fuel. tank by hand.

Installation

Installation is in reverse order, making sure that the fuel and ventilation lines are secured to the fuel. tank. Make sure there are no signs of oxidation on both ends of the ground wire. If found, remove these traces. Make sure that the threaded connections -1- and -2- of the fuel filler neck. there is no corrosion in the tank, as this could affect the quality of contact with the body mass. Route the ground connection -3- as shown in the figure. Install the contact tongue -7- of the ground connection in the fuel mounting hole. tank and press the spacer sleeve inside -6-. Check that the connector -4- connection to ground is securely seated in the mounting hole -5- of the filler neck. Place fuel tank using tightening straps and an engine and gearbox lift on the bottom of the vehicle. When installing fuel tank, pay attention to the correct fit of the filler neck into the body opening. Install the exhaust system bracket -2- and tighten the bolts -1...6-. Tighten the fuel filler bolts -1- and -2-. tank Install the bracket. Install the rear axle. Install the underbody trim. Install the rear part of the exhaust system. Install the rear right fender liner. Install the rear right wheel. Install the flange cover. Install 1/3 of the rear seat on the right. Connect the battery following the instructions after connecting the battery. On vehicles with an autonomous heater, bleed the fuel supply. line going to the dosing pump.