You turn on the ignition, the car drives smoothly. And at the first light, the car stalls. In this article we are not talking about a malfunction on ignition, but a cold malfunction. When the Toyota Prius is slightly idling when the engine is cold, it stalls. In this situation, there is obviously a malfunction. We will therefore discover with this article what are the main causes for this Toyota Prius to cold hold regularly. Depending on the concerns, we will find out what methods can be applied. In any case, it is a malfunction that must be taken very seriously for security reasons. It is really better to go to your mechanic.car-cold-Toyota-Prius

Toyota Prius engine suddenly shuts down when cold

You have been driving for a while, the engine block of this Toyota Prius is cold. And the latter will suddenly cut. It is a malfunction that exists on almost all vehicles. In this situation, there are a few things to check. The pressure regulator . When cold, the pressure in the engine is not necessarily the same. A regulator malfunction can therefore happen and cause pressure variations, and consequently engine shutdowns. Once the engine is warm, the pressure is regulated and the Toyota Prius no longer stalls. It is thus necessary to examine the good state of the regulator and to carry out a replacement if necessary. An electronic problem . It is really the evil of our time. Electronics have a lot of advantages in this area, but also disadvantages. If this Toyota Prius stalls cold, it may well be due to an electronic malfunction. A worn sensor can send a bad signal to the injection for example, and cause engine shutdowns. In order to see more clearly, a check with the suitcase remains the simplest. An injection fault . It is a malfunction that can occur both cold and hot. Symptoms can vary depending on the type of dysfunction. Indeed, it is very complex to recognize an injection malfunction for a Toyota Prius. We will have to check the proper functioning of all the components, injectors, pump, etc. It is therefore advisable to have a more detailed diagnosis made by a technician. With this article we have seen the particularly usual concerns of Toyota Prius which stalls cold. Unfortunately, this list is endless. The reasons for the concerns are often different. Stalling for no reason is a roundabout sign of engine block malfunction. A simple sensor or a simple seal can be the cause. In all cases, it will be necessary to continue the research and resolve this dysfunction which may tend to worsen.