You have no idea why your Ford Focus has been stalling on its own for no noticeable reason? It gets annoying very fast, especially in the morning before leaving for work. In addition, this may eventually be a sign of a more sensitive problem than that. In this article, we will try to discuss the different potential causes so that you can identify and better understand it.
If this should happen at higher speeds, do not take any risks. Contact a specialist.
First of all, ask yourself if you have modified your habits towards your gas station. Have you changed lately and is this matches with the failures you describe? This is unlikely to be the reason, but it has happened before that the fuel you take for your Ford Focus has been in contact with impurities or water, making the mixture much less compatible with your engine. This remains a rather rare case.
If this is cleared of cause, let us look at the other potential causes, first of all of the electronic aspect.stalls-by-itself-ford-focus

1: Electronic cases for a Ford Focus that stalls

Your MCU box, which manages a large amount of calculations within your Ford Focus, may be defective, and consequently send incorrect data to your engine, making it unable to run properly. Another box, the BSI (Built-In System Interface). This one has a more complete role in your vehicle, as a centralizer of information sent by the various sensors of your Ford Focus. It plays the roles of administrator , safety system, diagnosis, driving assistance, etc.. Let’s compare it to an exchange and regulation platform, such as an airport control tower. These two boxes are vital for the proper functioning of your engine, so it is very important to monitor them for your Ford Focus.

Still on the electronic part, the alternator. This supplies electrical power to your motor. If this is insufficient, your engine may not run properly and stop.
Keep in mind that a simple deterioration of a wire, connection or component may have an impact on your whole Ford Focus.
Here is a non-exhaustive list of electronic factors that could cause you concern about your Ford Focus. From now on, let’s try to see the mechanical failures.

2: Mechanical causes on your Ford Focus

First of all, just think that dirty equipment can cause you problems when the solution is simple. Try to take a brief tour of your Ford Focus to see if everything is in good condition in terms of cleanliness. Example with a filter, pressure regulator or injection pump. Regular maintenance can considerably increase the life of your vehicle.

After that, an vital part of your Ford Focus, the idle actuator. It regulates the engine speed of your Ford Focus, which must be in line with the speed at which you drive.
If he is unable to do his job without error, the engine will be impacted and consequently could stop if he considers that a risk appears.
Keep in mind that the causes of a Ford Focus that stalls by itself can be very simple (e. g. parts fouling) and that it is not necessarily necessary to call a garage because you may sometimes have to pay more than necessary for your Ford Focus’s breakdown. Be autonomous, at least to get an idea of what is going on, and as long as you consider that the failure is not manageable alone after different searches, then call on a professional.

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