To access the fuse and relay box, follow these steps:
1. Open the hood of your Jeep Wrangler.
2. Locate the fuse and relay box on the passenger side of the engine bay, near the firewall.
3. Remove the cover of the fuse and relay box.
4. The fuel pump relay will be located in one of the slots in the fuse and relay box. The location of the relay will be indicated on the cover of the fuse and relay box.