2011 Ford F450 Super Duty Crew Cab Owner Guide 4th Printing - Page 385

Maintenance and Specifications Refueling WARNING: Fuel vapor burns violently and a fuel fire can cause severe injuries. To help avoid injuries to you and others: Read and follow all the instructions on the pump island; Turn off your engine when you are refueling; Do not smoke if you are near fuel or refueling your vehicle; Keep sparks, flames and smoking materials away from fuel; Stay outside your vehicle and do not leave the fuel pump unattended when refueling your vehicle - this is against the law in some places; Keep children away from the fuel pump; never let children pump fuel. Do not use personal electronic devices while refueling. Use the following guidelines to avoid electrostatic charge build-up when filling an ungrounded fuel container: • Place approved fuel container on the ground. • DO NOT fill a fuel container while it is in the vehicle (including the cargo area). • Keep the fuel pump nozzle in contact with the fuel container while filling. • DO NOT use a device that would hold the fuel pump handle in the fill position. Fuel filler cap When fueling your vehicle: 1. Turn the engine off. 2. Carefully turn the filler cap counterclockwise until it spins off. 3. Pull to remove the cap from the fuel filler pipe. 4. To install the cap, align the tabs on the cap with the notches on the filler pipe. 5. Turn the filler cap clockwise until it clicks. If the check fuel cap indicator comes on and stays on after you start the engine, the fuel filler cap may not be properly installed. Turn off the engine, remove the fuel filler cap, align the cap properly and reinstall it. If you must replace the fuel filler cap, replace it with a fuel filler cap that is designed for your vehicle. The vehicle warranty may 385 2011 F-250/350/450/550 (f23) Owners Guide, 4th Printing USA (fus)