How’s it going everyone! If your Ford Focus horn isn’t working, don’t worry—it might just be a blown fuse or a faulty relay. In this guide, I’ll walk you through exactly where to find the horn fuse and relay on both the MK3 (2012–2018) and MK4 (2019–2021) Ford Focus models. Let’s dive in and get that horn honking again! So without further ado, let’s just get straight into it.
Table of Contents
We’re starting off with the MK3 generation Ford Focus—the one shown here is a 2013 model.
💡 Pro Tip: The rear wiper fuse is also a 15A fuse. Temporarily swap it to test the horn.
Now on to the MK4 Focus, covering model years 2019 through 2021. The fuse layout changed a bit in this generation.
That’s it! Whether you’re working with a 2012–2018 MK3 or a 2019–2021 MK4 Ford Focus, you now know how to locate and test the horn fuse—and in the case of the MK3, the horn relay too.
Check out our YouTube video tutorial for a visual step-by-step guide. Have a question or another Ford Focus issue you’d like us to cover? Leave a comment below!
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