The Motorcraft 6C3Z-9G282-D Horizontal Fuel Conditioning Module (HFCM) Fuel Pump Assembly is the genuine Ford factory original equipment (OEM) updated lift pump and water separator module engineered specifically for 2003–2007 Ford Super Duty trucks and Excursions equipped with the 6.0L Powerstroke diesel engine. This completely assembled, drop-in frame rail unit incorporates the high-output electric fuel lift pump, primary fuel/water separator housing, updated drain plug, internal thermostatic fuel recirculation valve, and pre-installed Motorcraft primary fuel filter to deliver factory-specified low-pressure fuel volume directly to the engine.

Quick Specs & Kit Inclusions

• Application: Chassis-mounted primary fuel conditioning and electric lift pump assembly
• Operating Pressure & Flow: Delivers 50–65 PSI regulated system fuel pressure at factory flow volume
• Integrated Components: Electric lift pump motor, water separator reservoir, water-in-fuel (WIF) sensor, thermostatic recirculating valve, and updated thumb-turn drain plug
• Manufacturing Standard: Genuine Ford Motorcraft Original Equipment Manufacturer (OEM) updated component
• Emissions Status: 50-state legal (direct OE replacement part)
• Direct Interchange Part Numbers: Ford 6C3Z-9G282-D, Motorcraft PFB-118, 6C3Z-9G282-C, PFB-101, PFB-93, Navistar 1845184C92
• Harness Retrofit Note: 2003 to early-2005 trucks equipped with the early 3-plug harness (separate fuel heater connector) require the updated Ford 6C3Z-9F759-A jumper wiring harness
• What's in the Box: (1) Complete Motorcraft HFCM Assembly with Pre-Installed Electric Fuel Pump, (1) Pre-Installed Motorcraft Primary Fuel Filter Element, (1) Pre-Installed WIF Sensor, and (1) Updated Drain Plug

Problem Solved: Curing Low Fuel Pressure, Injector Starvation & Hard Starts

A weak or failed HFCM electric lift pump is a primary contributor to catastrophic 6.0L Powerstroke fuel injector failure. The HEUI fuel injectors rely on consistent, positive fuel pressure (minimum 45 PSI, ideally 55–65 PSI) not only to atomize diesel cleanly, but to cushion the rapid reciprocating stroke of the internal injector intensifier piston. When the factory frame-mounted fuel pump wears out, gets contaminated with water, or suffers internal check-valve failure, pressure plummets under acceleration and towing loads. This causes fuel starvation, loss of power, sputtering under load, erratic idle, long crank times, and severe internal injector scoring. The genuine Motorcraft 6C3Z-9G282-D replaces the entire worn assembly with Ford's latest revised internal pump architecture, eliminating suction leaks and ensuring factory-rated fuel volume.

Fitment

• 2003–2007 Ford F-250 Super Duty 6.0L Powerstroke Turbo Diesel
• 2003–2007 Ford F-350 Super Duty 6.0L Powerstroke Turbo Diesel
• 2003–2007 Ford F-450 Super Duty 6.0L Powerstroke Turbo Diesel
• 2003–2007 Ford F-550 Super Duty 6.0L Powerstroke Turbo Diesel
• 2003–2005 Ford Excursion 6.0L Powerstroke Turbo Diesel
• Fitment Note: For F-Series Super Duty pickups, cab-and-chassis models, and Excursions (built after 09/15/2003). Does not fit Econoline E-Series vans.

Safety & System Depressurization: Park the truck on level ground, apply the parking brake, and disconnect both negative battery cables. Relieve residual line pressure by slowly loosening the secondary engine-valley fuel filter cap (24mm socket) a few turns. HFCM Draining: Position a drain pan beneath the HFCM mounted on the inside of the driver-side frame rail. Open the water separator drain plug to evacuate trapped water and diesel fuel completely. Remove the 36mm primary filter cap and element to drain the remaining reservoir volume. Electrical Disconnection: Unplug the electrical wiring connectors from the HFCM (water-in-fuel sensor and fuel pump motor). Trace the short jumper harness forward to the main chassis harness connector, depress the safety lock tab, and disconnect it entirely to protect it from fuel saturation. Fuel Line Disconnection: Release the secondary safety retaining clips on the quick-connect fuel lines. Using a 3/8-inch fuel line disconnect tool, release the fuel supply (outlet to engine) and fuel return (inlet from tank) quick-connect fittings. (Always use a dedicated release tool to prevent distorting internal stainless steel spring fingers). HFCM Removal: Support the HFCM body with one hand or a jack stand. Using a 13mm socket, remove the three (3) mounting nuts securing the module bracket to the chassis frame rail studs. Carefully maneuver the HFCM away from the frame rail. New Assembly Installation: Position the new Motorcraft 6C3Z-9G282-D assembly against the frame rail mounting studs. Hand-thread the three (3) factory mounting nuts. Tighten the 13mm chassis mounting nuts to 15–18 ft-lbs (20–24 Nm). Line & Harness Reconnection: Push each quick-connect fuel line squarely onto the corresponding HFCM inlet and outlet tube nipples until a distinct mechanical click is heard and felt; pull back firmly on each line to confirm positive locking, then re-engage the secondary safety latches. Reconnect the electrical harness plugs until the lock tabs click into place. Priming Sequence & Verification: Verify the pre-installed drain plug is snug hand-tight and the primary filter cap is torqued to 19 ft-lbs (25 Nm). Reconnect the negative battery terminals. Cycle the ignition key to the "RUN" position for 30 seconds without cranking the starter to allow the new lift pump to prime and purge air from the system. Repeat the key cycle 4 to 5 times. Check all line connections, caps, and housing seams for zero leaks before starting the engine.