A8L Quattro Sedan W12-6.0L (BSB) (2005)
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Terminal assignment of 4-pin harness connector at Fuel Level Sensor 2 G169
1. not in use
2. Wiring between fuel gauge sender and dash panel insert (fuel gauge)
3. not in use
4. Fuel gauge sender ground (sensor ground)
Terminal assignment of 4-pin harness connector at Fuel Level Sensor 4 G393
1. Switched-positive connection of electric fuel pump
2. Wiring between fuel gauge sender and dash panel insert (fuel gauge)
3. Fuel gauge sender ground (sensor ground)
4. Electric fuel pump ground
