Overview - Fuel Delivery Unit/Fuel Level Sensor

Fig 1: Exploded View Of Fuel Delivery Unit/Fuel Level Sensor

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

1. Fuel Delivery Unit
   • With the Transfer Fuel Pump -G6-
   • With integrated fuel filter; the fuel filter cannot be replaced separately
   • Removing and installing. Refer to FUEL DELIVERY UNIT/FUEL LEVEL SENSOR, REMOVING AND INSTALLING .
   • Fill the vehicle with at least 5 liters (1.3 gallons) of fuel after installing
   • Installation position. Refer to Fig 2.
2. Seal
   • Always replace after removing.
   • Install dry
3. Locking Ring
   • 110 Nm
4. Connector
   • Pull on the connector to make sure it is engaged correctly and securely.
5. Connector
   • Pull on the connector to make sure it is engaged correctly and securely.
6. Fuel Pump Control Module -J538-
   • Check in Guided Fault Finding  using the Vehicle Diagnostic Tester.
   • Removing and installing. Refer to Fuel Pump Control Module -J538-, REMOVING AND INSTALLING .
7. Fuel Line
   • To the engine
   • Do not kink
   • Connector Couplings, Disconnecting and Connecting. Refer to CONNECTOR COUPLINGS, DISCONNECTING .
8. Fuel Level Sensor -G-
   • Removing and installing. Refer to Fuel Level Sensor -G-, REMOVING AND INSTALLING .
9. Fuel Line
   • Fuel tank component
   • Do not kink
   • Connector Couplings, Disconnecting and Connecting. Refer to CONNECTOR COUPLINGS, DISCONNECTING .

Fuel Delivery Unit Installation Position

Fig 2: Identifying Sealing Flange Installation Position

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Press the sealing flange downward against the spring force and move the sealing flange into the installation position.

• The tab -2- on sealing flange must lie between tabs -3 and 4- on the fuel tank.
• The arrow on the fuel tank must point to the tab -2-.

Parking/Auxiliary Heater Fuel Line

Fig 3: Exploded View Of Fuel Delivery Unit/Fuel Level Sensor (Vehicles With Parking Heater)

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

1. Fuel Delivery Unit Sealing Flange
2. Clamp
   • Always replace after removing.
   • Secure the hose connections with hose clamps that correspond to the model.
3. Clamp
   • Always replace after removing.
   • Secure the hose connections with hose clamps that correspond to the model.
4. Fuel Line
   • To Metering Pump -V54-
   • Removing and installing. Refer to PARKING/AUXILIARY HEATER FUEL LINE, REMOVING AND INSTALLING .
5. Grommet
   • Check for damages
6. Fuel Line
   • To the engine