You have no idea why your Nissan Altima has been stalling on its own for no noticeable reason? It gets annoying very fast, specifically in the morning before leaving for work. In addition, this might eventually be a sign of a more sensitive issue 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 changed 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 occurred before that the fuel you take for your Nissan Altima has been in contact with impurities or water, making the mixture much less appropriate with your engine. This remains a relatively rare case.
If this is cleared of cause, let us look at the other potential causes, first of all of the electronic side.stalls-by-itself-nissan-altima

1: Electronic cases for a Nissan Altima that stalls

Your MCU box, which handles a large amount of calculations within your Nissan Altima, may be defective, and as a result 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 purpose in your vehicle, as a centralizer of information sent by the various sensors of your Nissan Altima. It plays the roles of coordinator , 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 fundamental for the proper functioning of your engine, so it is very important to monitor them for your Nissan Altima.

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

2: Mechanical causes on your Nissan Altima

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

After that, an fundamental part of your Nissan Altima, the idle actuator. It regulates the engine speed of your Nissan Altima, 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 affected and consequently could stop if he considers that a risk appears.
Keep in mind that the causes of a Nissan Altima that stalls by itself can be very simple (e. g. parts fouling) and that it is not necessarily required to call a garage because you might sometimes have to pay more than required for your Nissan Altima’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 additional questions about the Nissan Altima, do not hesitate to consult our Nissan Altima category.