Fuel Level Sensor G - front-wheel drive, multi-pin connector assignments

WARNING: This page does not describe the selected car, but rather 16 other vehicles, including the 2009 Audi S4, 2009 Audi A4, 2008 Audi S4, 2008 Audi RS 4, and 2008 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION:

Switch off all electrical consumers.
Switch ignition off and remove ignition key.

Preparations

Fuel level sensor is located under the floor covering in the luggage compartment.

Remove luggage compartment floor lining.
If necessary, fold right backrest of rear seat bench forwards.

Fig 1: Unbolting Cover

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Remove screws - arrows - and remove access panel.

Fig 2: Identifying Electrical 4-pin Harness Connector

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Carefully unlock and disconnect 4-pin connector - arrow -.

Fig 3: Identifying Terminal Assignment Of The 4-Pin Connector On Fuel Gauge Sender

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Pin assignment for 4-pin connector at fuel level sensor

Fuel pump positive ( + )
Sensor to fuel gauge
Sensor Ground (GND) ( - )
Fuel pump Ground (GND) ( - )