1. Park the vehicle on a level surface.
2. Turn off the engine and allow it to cool down.
3. Locate the fuel filter. On the 1994 Isuzu Rodeo, it is located under the vehicle, near the fuel tank.
4. Place a drip pan under the fuel filter to catch any spilled fuel.
5. Disconnect the fuel line from the fuel filter by pressing the release tab on the fuel line connector and pulling it off the fuel filter.
6. Disconnect the other fuel line from the fuel filter in the same manner.
7. Remove the fuel filter mounting bracket bolts.
8. Remove the fuel filter from the vehicle.
9. Install the new fuel filter by reversing the steps above. Be sure to tighten the fuel line connectors securely.
10. Start the engine and check for leaks.