A horn that no longer functions is likely to become dangerous and must be repaired as soon as possible. You need always, on your Kia Rio, be able to report your presence thanks to this essential device. It may simply be affected and have a peculiar sound on your Kia Rio, but in any case it is a problem that you must stop. The aim of this article is to accompany you step by step in this action because you will realise that you can do it yourself without going to the garage for your Kia Rio.
First, start by analysing where the failure came from. Based on this you will find out what repairs to do.
We will help you step by step through the different tests:


Try honking the horn with the cover open. If you hear a sound, but much less strong than usual, it means that some tubes are impaired but some still work. indeed, on your Kia Rio there are several trumpets that carry sound.
Next step, try to track down the horn. You will find it nearby the radiator at the front of your car, near the grille. The grille is the small grille at the front of vehicles that allows air to enter while protecting the parts of your Kia Rio.

Horn cables unplugged on my Kia Rio

Once the horn is identified, we will attempt to disconnect and reconnect the connecting wires in order to perform a new test. To do this, take the two connected wires, pull them out by their ends towards you. There should also be a horn fixing bolt that you have to unscrew. Then tidy it all up with a brush or something, then reconnect it all. Try honking your horn again. Does it work?
You have found the solution for your Kia Rio! If nothing changes, let’s go a little further in the tests and explanations.
You are faced with several solutions at this stage.

Faulty horn horn on my Kia Rio

You may well buy another tube to change the damaged ones if you have been able to identify them on your Kia Rio thanks to the noise.

Fuse blown

you might want to also check the fuses. To find this fuse box, we invite you to look at our previous article on the subject:
“Where to find the fuse box on a Kia Rio”
You should also look in your vehicle owner’s manual for the fuse references of the horn fuse that you must identify precisely.
Once the fuse is identified, you can dispose of it using a pair of pliers. To verify if it is burned, look at the metal part. If this one is blown, your fuse has blown on your Kia Rio. It must consequently be replaced. If it looks new, it should not be questioned.
You can come across this fuse in any car shop or garage. Test the horn again after the fuse has been exchanged. Is your horn working again? Congratulations! If this still doesn’t work for your Kia Rio, examine your dashboard and specifically your airbag indicator light. If this one is on, there may be a link. Indeed, it can have an influence on the rotating switch, a part that acts as a relay between the steering wheel and the horn. Having said that, for an airbag indicator problem on your Kia Rio, it’s a good idea to go to a professional as it is more complicated to manage alone.


Here are the different causes that could have an impact on your Kia Rio’s horn. Trumpets, fuses, rotating switch, airbag. Precisely determining the fault will help you to remedy it. Be vigilant to replace the fuse with an identical fuse of the same intensity.

If perhaps you have any further questions about the Kia Rio, do not hesitate to consult our Kia Rio category.