Audi C6 A4 Fuel Pump Control Module, 4F0906093L/4F0906093G, Stable fuel supply

Audi C6 A4 fuel pump control module, OEM numbers 4F0906093L and 4F0906093G, mounted above the fuel tank to manage fuel pump voltage output. Fits 2005-2011 Audi A4 (B7) and some C6 series. Installation requires disconnecting power to prevent short circuits, about 1-1.5 hours. If symptoms include acceleration weakness, hard starting, stalling while driving, or fuel system fault light on, usually indicate internal module failure.