Fuel Level Sensor 2, Connector Assignment

Procedure 

Fig 1: Identifying Cover From Fuel Delivery Unit

Courtesy of AUDI OF AMERICA, LLC

The fuel level sensor 2 -G169- is at the left under the rear seat bench.

-- Remove rear seat bench. Refer to Removal and Installation .

-- Unclip left locking flange cover retaining tabs -arrows-.

-- Carefully release and disconnect the connector -1- on the connector flange.

Fig 2: Identifying Fuel Delivery Unit Connector

Courtesy of AUDI OF AMERICA, LLC

Terminal assignment of the 3-pin harness connector at fuel level sensor 2 - vehicles through approximately 11.04

Fig 3: Identifying 3-Pin Connector

Courtesy of AUDI OF AMERICA, LLC

1. Wire connection from fuel level sensor to instrument cluster (fuel gauge)
2. Fuel level sensor 2 ground (sensor ground)
3. Not used

Terminal assignment of the 3-pin harness connector at fuel level sensor 2 - vehicles from approximately 11.04

Fig 4: Identifying 3-Pin Connector

Courtesy of AUDI OF AMERICA, LLC

1. Fuel level sensor 2 ground (sensor ground)
2. Wire connection from fuel level sensor to instrument cluster (fuel gauge)
3. Tank sensor total resistance