You turn on the ignition, the car drives without worries. And at the first intersection, the car stalls. In this article we are not talking about a problem at startup, but a cold problem. As soon as the Smart Fortwo 3 idles slightly when the engine is cold, it stalls. In this case, there is naturally a problem. We will thus see here what are the different situations for the Smart Fortwo 3 to cold hold systematically. Depending on the problems, we will find out which methods can be applied. Whatever happens, it is a problem that must be taken very seriously for security reasons. It is always best to go to your mechanic.
The Smart Fortwo 3 engine suddenly shuts down when cold
You have been meeting for a few minutes, the engine of your Smart Fortwo 3 is cold. And the latter will suddenly cut. This is a problem that can be found on almost all vehicles. In this case, you need to look at several components. The pressure regulator . When cold, the pressure in the engine is not necessarily the same. A regulator problem can thus occur and cause pressure differences, and therefore engine shutdowns. Once the engine is warm, the pressure is regulated and your Smart Fortwo 3 no longer stalls. You must then check the condition of the regulator and make a replacement if necessary. An electronic problem . It is absolutely the evil of the 21st century. Electronics offer many benefits on the automobile, but also negative sides. If your Smart Fortwo 3 freezes cold, it can also come from an electronic problem. A faulty sensor can transfer bad information to the injection for example, and cause engine shutdowns. In order to see more clearly, a check with the suitcase is effective. An injection fault . It is a problem that can occur both cold and hot. The consequences can fluctuate depending on the type of problem. Indeed, it is very complex to diagnose an injection problem for a Smart Fortwo 3. It will be necessary to check the condition of all the components, injectors, pump, etc. It therefore remains advisable to have a more thorough check carried out by a professional. Here we have studied the most common Smart Fortwo 3 cold stalls issues. However, this list is endless. The reasons for the problems are regularly diverse. Stalling for no apparent cause is an indirect symptom of engine malfunction. A simple sensor or a simple seal can be the source of the problem. Whatever happens, you will have to continue your research and resolve this problem, which may tend to get worse.