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Home >> Audi >> 2020 >> A4 Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 1 (Fuel Supply [CYMC, DBPA]) >> 20 Fuel Supply >> Fuel Delivery Unit/Fuel Level Sensor >> Overview - Fuel Delivery Unit/Fuel Level Sensor >> Overview - Fuel Delivery Unit/Fuel Level Sensor, TFSI Vehicles

Overview - Fuel Delivery Unit/Fuel Level Sensor, TFSI Vehicles

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Fig 1: Fuel Delivery Unit/Fuel Level Sensor, TFSI Vehicles
GWWA20-11865Courtesy of AUDI OF AMERICA, LLC
  1. Fuel Level Sensor
  2. Connector
    • To the fuel tank leak detection control module
    • Make sure it is attached securely
  3. Fuel Line
  4. Fuel Pump Control Module -J538-
  5. Connector
    • For Fuel Pump Control Module -J538-
    • Make sure it is attached securely
  6. Sealing Flange Cover
  7. Bolt
    • 1.5 Nm 
    • Quantity: 3
  8. Locking Ring
    • 110 Nm 
    • Loosen and tighten using the Wrench - Fuel Sending Unit:T10202 
  9. Seal
    • Replace after removing
    • Install dry
  10. Fuel Delivery Unit
    • With the Transfer Fuel Pump -G6-
    • With integrated fuel filter; the fuel filter cannot be replaced separately
    • Check the fuel pump electronically using the Vehicle Diagnostic Tester.
    • Removing and installing. Refer to FUEL DELIVERY UNIT/FUEL LEVEL SENSOR, REMOVING AND INSTALLING, TFSI VEHICLES .
    • Connector Couplings, Disconnecting and Connecting. Refer to CONNECTOR COUPLINGS .
    • It must be ensured that at least 5 liters (5.28 qts) of fuel are in the fuel tank after installation.