2003 FORD 6.0 FICM HARNESS | eBay 2003 - 2007 FORD F250 F350 6.0 L DIESEL FICM WIRING HARNESS C93 ( OEM ) See more like this. FICM Fuel Injector Module Wiring Harness Fits 03-07 Ford 6 Powerstroke Diesel (Fits: 2003 Ford) 2003/04 FORD F250SD FICM WIRE HARNESS 6 OEM P/N1843796 TESTED CERTIFIED WORKS. Pre-Owned. $100. or Best Offer. 6.0 FICM Harness | 6.0 Diesel Injector Wiring Harness "FICM" (Fuel Injection Control Module) Wiring Harness Fits: 2003 - 2010 Ford 6 Powerstroke Diesel (Trucks only / Not Vans) Powerstroke techs are very familiar with the issues surrounding the 6 FICM harness. Ford has issued a number of service bulletins on this topic.