What is a fuel conditioning module?
What is a fuel conditioning module? The Horizontal Fuel Conditioning Module (HFCM) is a part of the complex Ford 6.0L Power Stroke Engine. Like all diesel engines, it requires quality fuel. To help provide that quality, the HFCM filters out water and other contaminants before the fuel is delivered to the injectors. What is a HFCM relay? FICM relays are an oft-neglected afterthought, but provide the critical transfer of amperage from your charging system to the FICM. This relay is located under the hood on the drivers side fender well in the fuse panel next to the firewall. Why is...