Honda Civic How to Replace Fuel Filter | Honda-tech Step 1 – Depressurize Your Fuel SystemStep 2 – Disconnect Battery and Lay A ClothStep 3 – Disconnect Fuel Lines and Mounting Bracket to Remove FilterStep 4 – Install Your New Filter and re-installBefore you open your fuel system, you need to relieve the residual pressure in your fuel lines. Look in your owner's manual for the location of your fuel pump fuse. Using your fuse puller or a pair of needle nose pliers, remove this fuse while your car is off. Start the car, and let it run until it dies on its own.See more on honda-tech 2005 Honda Civic Replacement Fuel Filters – CARiD Honda Civic CNG 2005, Rear Fuel Filter by Genuine®. Location: In Filter Housing Near Fuel Tank. Element Only. Filter housing o-ring # 91064-S1G-003 is serviced separately. If your fuel system parts are in need of repair, don’t..