Where is the horn relay located in the 2012 Toyota Tundra?

The horn relay is in the fuse panel under the hood on Your 2012 Toyota Tundra. It is part of the fuse holder. There is a plastic body that holds the fuse for the horn. That plastic body is also the relay.The horn relay is the electronic component that is a part of the vehicle's horn circuit. It serves as the relay that controls power to the vehicle's horn. When current is applied to the relay, the horn's power circuit is completed, allowing the horn to function and ring. Usually a faulty horn relay will produce a few symptoms that can alert the driver of a potential issue. One of the firSTSymptoms of an issue with the horn relay is a non-functioning horn. Another symptom of a potential issue with the horn relay is a clicking sound from underneath the hood.