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Q: What would cause a fuel leak? on 1990 Nissan Pathfinder

My Pathfinder always smells of gas, and when I look underneath, I can see a puddle of gas. What are the most likely causes of a gas leak?
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There is a rubber hose on the 3.0L V6 that leaks. It is on the front of engine, between the two injector rails. I just had to replace one on a 1992 Pathfinder. Hope this helps!
There is a recall on the assembly from the fuel tank to the fill up spout.. They will fix it for free
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