A horn that no longer works is likely to become unsafe and must be fixed as soon as possible. You must always, on your Ford C Max, be able to report your presence thanks to this vital tool. It may well simply be damaged and have a strange sound on your Ford C Max, but at any rate it is a problem that you must remedy. The objective of this article is to go along with you step by step in this process because you will realise that you can do it yourself without going to the garage for your Ford C Max.
First, start by analysing where the failure came from. Based on this you will understand 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. actually, on your Ford C Max there are several trumpets that carry sound.
Step two, 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 enables air to enter while protecting the parts of your Ford C Max.

Horn cables unplugged on my Ford C Max

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 need 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 Ford C Max! 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 Ford C Max

You could buy another tube to change the damaged ones if you have been able to identify them on your Ford C Max thanks to the noise.

Fuse blown

it is advisable to also check the fuses. To find this fuse box, we invite you to visit our previous article on the subject:
“Where to find the fuse box on a Ford C Max”
You should also look in your vehicle owner’s manual for the fuse references of the horn fuse that you must determine precisely.
Once the fuse is identified, you can remove it using a pair of pliers. To check if it is burned, have a look at the metal part. If this one is blown, your fuse has blown on your Ford C Max. It must therefore be replaced. If it looks new, it should not be questioned.
You can get this fuse in any car shop or garage. Test the horn again after the fuse has been changed. Is your horn working again? Congratulations! If this still doesn’t work for your Ford C Max, examine your dashboard and specifically your airbag indicator light. If this one is on, there may be a link. Indeed, it can have an impact on the rotating switch, a part that acts as a relay between the steering wheel and the horn. Nevertheless, for an airbag indicator problem on your Ford C Max, it is wise 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 Ford C Max’s horn. Trumpets, fuses, rotating switch, airbag. Precisely identifying the fault will help you to remedy it. Be careful to replace the fuse with an identical fuse of the same intensity.

If perhaps you have any further questions about the Ford C Max, do not hesitate to consult our Ford C Max category.