1. Locate the fuel line. In the Ford Explorer, the fuel line connector is typically labeled "FUEL" and located near the fuel filter or fuel pump.
2. Prepare the tool. Make sure the fuel line disconnect tool is appropriate for the size of your fuel line and has a secure fit.
3. Put on safety gear. Wear safety glasses and gloves to protect yourself from potential fuel spray.
4. Relieve fuel system pressure. Before disconnecting the fuel line, it's important to relieve the pressure in the fuel system. You can typically do this by turning the ignition key to the "On" position without starting the engine. This pressurizes the fuel lines without running the engine. Afterward, turn the key back to the "Off" position.
5. Engage the tool. Position the fuel line disconnect tool over the fuel line connector. Ensure that the tool's jaws are properly aligned with the connector's release tabs or clamps.
6. Squeeze the tool. Use your hand or a plier to squeeze the fuel line disconnect tool, causing its jaws to compress and release the locking mechanism of the fuel line connector.
7. Pull the fuel line connector. While squeezing the tool, gently pull the fuel line connector away from the fuel line fitting. Be careful not to spill fuel.
8. Inspect and replace. Once the fuel line is disconnected, inspect the fuel line connector and the fuel line fitting for any damage, such as cracks or corrosion. If necessary, replace the damaged components before reconnecting the fuel line.
9. Reconnect the fuel line. To reconnect the fuel line, simply push the connector back into the fuel line fitting until it clicks or locks into place.
Remember that every Ford Explorer model may have slight differences in fuel line disconnect tool usage. If you're unsure or unfamiliar with the process, consult your vehicle's owner's manual or a professional mechanic for guidance. Additionally, be cautious and aware of potential fuel leaks or spills when working with fuel systems.