Terminal assignment on connector for fuel gauge sensor

WARNING: This page is about a different car, the 2002 Audi S4. However, it is still accessible from the selected car via links, so may be relevant.

Vehicles with front wheel drive:

Fuel gauge sensor is located in luggage compartment, front right.

Remove luggage compartment lining.

Fig 1: Identifying Cover For Connector Flange

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Remove cover for connector flange -arrows-.

Fig 2: Identifying Electrical 4-pin Harness Connector

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Carefully disengage and unplug electrical 4-pin harness connector -arrow-.

Terminal assignment of the 4-pin connector on fuel gauge sender

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

Courtesy of VOLKSWAGEN UNITED STATES, INC.

1 - B+ activation of electrical fuel pump

2 - Wire connection from fuel gauge sender to instrument cluster (fuel gauge)

3 - Ground (GND) from sender for fuel gauge sensor (sensor Ground)

4 - Ground (GND) electrical fuel pump

Vehicles with all wheel drive:

Fuel gauge sensor is located under rear seat bench.

Remove rear seat bench.

Refer to 72 - SEAT - FRAMES

Fuel gauge sensor I -G-

Fig 4: Removing Cover Bolts For Locking Flange

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Remove cover for right sealing flange -arrows-.

Fig 5: Identifying Electrical 4-pin Harness Connector

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Carefully disconnect and unplug electrical 4-pin harness connector -arrow-, right side of vehicle.

Terminal assignment of 4-pin connector on fuel gauge sensor I -G-

Fig 6: Identifying Terminal Assignment Of The 4-Pin Connector On Fuel Gauge Sender

Courtesy of VOLKSWAGEN UNITED STATES, INC.

1 - B+ activation of electrical fuel pump

2 - Wire connection from fuel gauge sender to instrument cluster (fuel gauge)

3 - Ground (GND) connection for fuel gauge sensor (sensor Ground)

4 - Ground (GND) electrical fuel pump

Fuel Level Sensor 2 -G169-

Fig 7: Removing Cover Bolts For Locking Flange

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Remove cover for right sealing flange -arrows-.

Fig 8: Disconnecting Electrical Harness Connector At Left Locking Flange

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Carefully disconnect and unplug electrical 4-pin harness connector -arrow-, right side of vehicle.

Terminal assignment of the 4-pin harness connector at fuel level sensor 2 -G169-

Fig 9: Identifying Terminal Assignment Of The 4-Pin Connector On Fuel Gauge Sender

Courtesy of VOLKSWAGEN UNITED STATES, INC.

1 - Not assigned

2 - Wire connection from fuel gauge sensor to instrument cluster (fuel gauge)

3 - Ground (GND) for fuel gauge sensor (sensor Ground)

4 - Not assigned