Overview - Fuel Delivery Unit/Fuel Level Sensor, Vehicles With 5-Cylinder Engine

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Fig 1: Overview Of Fuel Delivery Unit/Fuel Level Sensor, Vehicles With 5-Cylinder Engine

Courtesy of AUDI OF AMERICA, LLC

Fuel Delivery Unit
- With Transfer Fuel Pump -G6-
- With integrated fuel filter, the fuel filter cannot be replaced individually
- Check the electric fuel pump. Refer to Vehicle Diagnostic Tester
- Removing and installing. Refer to FUEL DELIVERY UNIT/FUEL LEVEL SENSOR, REMOVING AND INSTALLING, VEHICLES WITH ALL WHEEL DRIVE (AWD) .
- It must be ensured that at least 5 liters of fuel are in the fuel tank after installing the fuel delivery unit.
Fuel Level Sensor -G-
- Checking the resistance values. Refer to FUEL GAUGE SENSOR -G-, CHECKING, VEHICLES WITH AWD .
- Removing and installing. Refer to FUEL LEVEL SENSOR -G-, REMOVING AND INSTALLING .
Seal
- Always replace after removing
- Install dry
Fuel Line to Parking Heater Metering Pump
- Removing and installing. Refer to the appropriate service information.
Connector
- For Fuel Level Sensor -G- and Fuel Level Sensor 2 -G169-
- Pull on the connector to make sure it is locked secure.
Fuel Pump Control Module -J538-
- Check. Refer to Vehicle Diagnostic Tester
- Removing and installing. Refer to FUEL PUMP CONTROL MODULE -J538-, REMOVING AND INSTALLING, VEHICLES WITHOUT HIGH-VOLTAGE SYSTEM .
Wiring set
- For Transfer Fuel Pump -G6-
- Pull on the connector to make sure it is locked secure.
Fuel Line
- To the engine
- Do not kink
- Connector coupling, separating and connecting. Refer to CONNECTOR COUPLINGS, DISCONNECTING .
Locking Ring
- 110 Nm
- Loosen and tighten using the Wrench - Fuel Sending Unit:T10202
Locking Ring
- 110 Nm
- Loosen and tighten using the Wrench - Fuel Sending Unit:T10202
Sealing Flange
- Removing and installing. Refer to FUEL LEVEL SENSOR 2 -G169-, REMOVING AND INSTALLING .
Seal
- Always replace after removing
- Install dry
Fuel Level Sensor 2 -G169-
- Checking the resistance values. Refer to FUEL LEVEL SENSOR 2 -G169-, CHECKING .
- Removing and installing. Refer to FUEL LEVEL SENSOR 2 -G169-, REMOVING AND INSTALLING .
Support With Vacuum Booster Pump
- No replacement part
- Welded to the fuel tank
- Function of suction jet pump. Refer to SUCTION JET PUMP, REMOVING AND INSTALLING .