Mechanics is a fairly methodical profession. However, if there is a phenomenon that is at times difficult to explain, it is an unstable idle or acceleration holes. Whether it concerns a Toyota Tercel, or any car model. However, we can help you understand. Indeed, the origin can come from a good quantity of engine parts, or even electronic. To find the source of the breakdown of this Toyota Tercel, you will have to follow a fairly simple methodology. But before, we will see the symptoms of a faulty idle.
Idling problem on a Toyota Tercel: the symptoms
Un unstable idle close to stall . This is undoubtedly the most frequent malfunction in slow motion. This feeling that the vehicle will stall while driving at a normal pace, or that the Toyota Tercel grazes . It also happens that stalling occurs. Consequently, it is a real danger for the motorist. In this case, don't wait too long to take care of it. We invite you to carry out a check via the next paragraph. We can also understand that your Toyota Tercel has a acceleration malfunction . No link this time with an idle malfunction. Losses of power and acceleration holes may appear for many reasons. These two symptoms should not be confused. We suggest you browse our posts on power losses.
Toyota Tercel: develop a diagnostic to understand the origin of idling
You have to start by performing various extremely easy checks, just before going into more detail.
Idling of the Toyota Tercel: exhaust fumes.
A black smoke escapes from the exhaust. It often means that the air and fuel mixture is bad. But also that your air filter is clogged. In both cases, an idle malfunction can appear on your Toyota Tercel. A White smoke escapes from the exhaust. This time again it can be the result of a fault. White smoke is often water vapor. It is therefore probable that it is a malfunction of the intake or of the cylinder head gasket.
Engine components check
As we said, an idle malfunction on a Toyota Tercel could come from several points. So you have to take the time to run through the engine carefully. On the other hand, it is advised to be very careful and not to touch the engine components too much, because that can amplify the problem or divert the source of the dysfunction. We naturally recommend that you go to a car repairer for a more in-depth diagnosis. These are therefore step by step the constituents to check.
- The first thing to do is check all of the hoses . The latter can be perforated or even detached.
- We will also have to control the sensors and sensors of your engine. It is nevertheless difficult to check their correct functioning. You can find tutorials on youtube, and that usually requires electronic devices.
- Perform a check of pressures hydraulic. Again, the pressure controls require adequate tools.
Idle malfunctions are common but are difficult to recognize. A visual check on your Toyota Tercel gives the opportunity to have a clearer vision, but it is wiser not to tackle amateur DIY.