All Wheel Drive
Fuel Tank and Attachments Overview
• Hose connections are secured with couplings, spring type or clamp type clips.
• Fuel hoses at the engine must only be secured with spring type clips. The use of clamp or screw type clips is not permissible.
1 Supply Line
• Attached to the fuel tank.
• Make sure it is secure.
2 Lock Ring
• 110 Nm
• Make sure it is secure.
• Use the wrench (T10202) for removal and installation.
3 Cap
• Replace if damaged.
4 Bolt
• 1.5 Nm
5 Fuel Filler Door Unit
• With a rubber cup.
6 Ventilation Line
• Attached to the fuel tank.
• Make sure it is secure.
7 Vacuum Line
• Attached to the fuel tank.
• Make sure it is secure.
8 Ground Connection
• To the protective plate for the fuel filler tube.
• Make sure it is secure.
9 Ground Connection
• Make sure it is secure.
• Check for good contact to the body.
10 Clip
11 Suction Jet Pump
• Clipped in at the fuel level sensor 2.
• Removing and installing, refer to => [ Suction Jet Pump ] Suction Jet Pump.
12 Bolt
• 25 Nm
• Always replace.
• Only use bolts with loose washers to secure the straps. The straps could twist when the bolts are tightened if other bolts are used. For the correct bolts, refer to the Parts Catalog.
13 Seal
• Always replace.
• Install the seal into the fuel tank opening dry.
• Lubricate with fuel only when installing the flange.
14 Fuel Level Sensor 2 (G169)
• Pay attention to the installed position on the fuel tank.
• Removing and installing, refer to => [ Fuel Level Sensor 2 G169 ] Fuel Level Sensor 2 G169.
15 Fuel Tank
• Draining, refer to => [ Fuel Tank, Draining ] Fuel Tank, Draining.
• Removing and installing, refer to => [ Fuel Tank ] Fuel Tank.
16 Heat Shield
• Installed with retainers.
17 Bolt
• 25 Nm
• Always replace.
• Bolt for the securing strap, heat shield and center muffler suspended mount. Securing the center muffler mount to the body. Refer to => [ Center Muffler Mount to Underbody ] Muffler and Mounts Overview.
18 Securing Strap
19 Protective Plate
• For the fuel filler tube.
20 Fuel Delivery Unit
• Removing and installing, refer to => [ Fuel Delivery Unit ] Fuel Delivery Unit.
• If the fuel delivery unit was replaced, adapt the Engine Control Module (ECM) to the fuel pump. Refer to "Guided Functions" in the vehicle diagnostic tester.
• Checking the fuel pump. Refer to => [ Fuel Pump, Checking ] Fuel Pump, Checking.
• With the fuel level sensor.
• Fuel level sensor removing and installing. Refer to => [ Fuel Level Sensor G ] Fuel Level Sensor G.
• Clean the screen if it is dirty.
21 Rivets
22 Flange with Fuel Filter
• With a pressure relief valve: 6.2 bar
• Pay attention to the installed position on the fuel tank.
• Removing and installing, refer to => [ Fuel Delivery Unit ] Fuel Delivery Unit.
Installed Position of the Fuel Delivery Unit Flange and Fuel Level Sensor 2
The mark on the flange must align with the mark on the fuel tank - arrow -.
• The marks on the fuel tank are difficult to see.
A Fuel delivery unit flange
B Fuel level sensor 2 flange