Where is horn relay for 1998 Toyota Avalon?

The horn relay for a 1998 Toyota Avalon is located in the engine compartment fuse box. To access it, open the hood and find the fuse box on the driver's side near the front of the vehicle. The relay is typically labeled, so you can identify it by checking the diagram on the cover of the fuse box. If you're having horn issues, checking this relay is a good first step in troubleshooting.