How to Diagnose and Replace Bad Coil - Lincoln/Ford 4 Click to view on Bing6:40How to find and replace a bad coil that is causing a misfire. This is for the Lincoln/Ford modular engines, but will be similar to other engines with coil on plug (COP) as well. MightyMechanicAuthor: MightyMechanicViews: 83K Mercury Grand Marquis Wiring Diagrams 1998 - 2011 - YouTube Click to view on Bing6:59This video demonstrates the Mercury Grand Marquis Complete Wiring Diagrams and details of the wiring harness or connectors. Diagrams for the following systems are included : Radio Wiring, EngineAuthor: John AmahleViews: 5 Wiring diagram for a 2000 mercury grand marquis - Fixya SOURCE: Can someone post a fuse diagram for 1991 mercury grand marquis ? they don't have diagram that i've seen, my roommate has this car and on page 172 of owners manual it gives the number of what fuse does what,, . which corresponds to the number on the lid of your fuse panel MERCURY 2000 GRAND MARQUIS OWNER'S MANUAL Pdf View and Download Mercury 2000 Grand Marquis owner's manual online. Ford Motor Company 2000 Mercury Grand Marquis Owner's Guide. 2000 Grand Marquis Automobile pdf manual download. Engine oil pressure (if equipped) Illuminates when the oil pressure falls below the normal range.