Is there a relay for the windshield washer in a 2003 explorer sport?

Yes, the 2003 Ford Explorer Sport has a relay for the windshield washer system. The relay is typically located in the fuse box under the dashboard or in the engine compartment, depending on the specific configuration. If the windshield washer is not functioning, checking the relay and associated fuses is a good starting point for troubleshooting the issue.