Mechanics is a rather methodical profession. But if there is indeed a phenomenon that is often hard to understand, it is an unstable idle or acceleration holes. Whether it concerns a Toyota Avensis, or any type of car. But we are here to help you. And yes, the origin can come from a large number of engine parts, even electronic. To find the source of the breakdown in your Toyota Avensis, you will have to follow a strict method. But first of all, we will see the symptoms of a slowed down idle.
Idling problem on a Toyota Avensis: symptoms
Un unstable idle close to stall . This is really the most common slow motion concern. This impression that the engine can stall while driving at ordinary speed, or that the Toyota Avensis grazes . It may even happen that stalling occurs. It is therefore really dangerous for the driver. In this case, do not delay taking care of it. We suggest that you make your own diagnosis via the paragraph below. We can also understand that your Toyota Avensis has a concern for acceleration . No relation in this case with a concern of low mode. Losses of power and acceleration holes may appear for various causes. These two symptoms should not be confused. We invite you to browse our articles on power losses.
Toyota Avensis: develop a diagnostic to understand the origin of idling
We have to start by performing several very easy checks, just before going into more detail.
Idling of the Toyota Avensis: exhaust fumes.
A black smoke comes out of the exhaust. This often means that the air and fuel mixture is out of order. Or that the air filter is clogged. In both cases, a problem of idling can appear on the Toyota Avensis. A White smoke comes out of the exhaust. This time again it can be the result of a fault. White smoke is often water vapor. It is therefore plausible that it is a concern for admission or the cylinder head gasket.
Engine components check
As we said, a slowdown problem on the Toyota Avensis can come from several constituents. You should therefore try to inspect the engine carefully. On the other hand, it is recommended to be extremely careful and not to tamper with the components of the engine, as this can worsen the breakdown or conceal the source of the problem. We recommend of course to go to a garage for a more suitable diagnosis. Here are point by point the components to be examined.
- The first thing to do is check all of the hoses . These can be pierced, or even detached.
- We will also have to control the sensors and sensors of your engine. However, it is complex to check that they are working properly. Tutorials are easily found on youtube, and it usually requires electronic devices.
- Perform a check of pressures Hydraulic. Again, pressure checks require adequate tools.
Idle concerns are frequent but are complex to recognize. A visual check on your Toyota Avensis gives the opportunity to have an idea, but it is wiser not to venture into amateur DIY.