Overview - Fuel Delivery Unit/Fuel Level Sensor, TFSI Vehicles
WARNING: This page is about a different car, the 2021 Audi S4 and 2021 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
- Fuel Level Sensor
- Fuel Level Sensor -G-, removing and installing. Refer to Fuel Gauge Sensor -G-, REMOVING AND INSTALLING .NOTE:
The Fuel Level Sensor 2 -G169- is integrated in the fuel tank and cannot be replaced separately.
- Fuel Level Sensor -G-, removing and installing. Refer to Fuel Gauge Sensor -G-, REMOVING AND INSTALLING .
- Connector
- To the fuel tank leak detection control module
- Make sure it is attached securely
- Fuel Line
- To the engine
- Do not kink
- Connector couplings, disconnecting and connecting. Refer to CONNECTOR COUPLINGS, DISCONNECTING .
- Fuel Pump Control Module -J538-
- Checking using the Vehicle Diagnostic Tester.
- Component location: Right under the rear sill panel
- Removing and installing. Refer to Fuel Pump Control Module -J538-, REMOVING AND INSTALLING .
- Connector
- For Fuel Pump Control Module -J538-
- Make sure it is attached securely
- Sealing Flange Cover
- Bolt
- 1.5 Nm
- Quantity: 3
- Locking Ring
- 110 Nm
- Loosen and tighten using the Wrench - Fuel Sending Unit :T10202
- Seal
- Replace after removing
- Install dry
- 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.