Mechanics is a fairly methodical field. However, if there is a problem that is often hard to explain, it is unstable idling or loss of acceleration. Whether for a Toyota Land Cruiser Serie 90, or any other car model. Nevertheless we can help you understand. Indeed, the reason can come from a large number of engine parts, or even electronics. To find the nature of the failure of your Toyota Land Cruiser Serie 90, you must follow a fairly simple method. But first, let's see the signs of poor idling.problem-slow-Toyota-Land-Cruiser-90-Serie

Idling problem on a Toyota Land Cruiser Serie 90: symptoms

Un unstable idle close to stall . This is arguably the most common idle malfunction. This feeling that the engine will stall while driving at an ordinary speed, or that the Toyota Land Cruiser Serie 90 grazes . It also happens that the stall occurs. In this case, it is a real danger for the motorist. In this specific case, don't wait too long to take care of it. We invite you to carry out your own control through the next paragraph. We can also understand that your Toyota Land Cruiser Serie 90 has a acceleration malfunction . No more links this time with low-speed dysfunction. Losses of power and acceleration holes may arise for many reasons. We must avoid confusing these two phenomena. We advise you to browse our posts related to power losses.

Toyota Land Cruiser Serie 90: develop a diagnosis to understand the origin of idling

You have to start by performing various extremely easy checks, just before going into more detail.

Idle speed of the Toyota Land Cruiser Serie 90: exhaust fumes.

A black smoke emanates from the exhaust. This usually means that the air and fuel mixture is bad. But also that your air filter is clogged. In both cases, an idling malfunction may occur on your Toyota Land Cruiser Serie 90. White smoke emanates from the exhaust. In this case again it can be the result of a disorder. White smoke is usually water vapor. It is therefore plausible that it is an intake or cylinder head gasket malfunction.

Engine components check

As we have demonstrated, an idle malfunction on a Toyota Land Cruiser Serie 90 can arise from several constituents. You should therefore take the time to carefully examine the engine. However, it is advisable to be extremely careful and not to tamper with the engine components, as this could amplify the problem or hide the source of the malfunction. We of course suggest that you go to a garage for a more in-depth check. Here then are the components to be checked step by step.

  • The first thing to do is check all hoses . These can be pierced or even detached.
  • You also have to look at the sensors and sensors of your engine. However, it is complicated to check that they are working properly. You can find tutorials on youtube, and it usually requires electronic devices.
  • Perform a control of pressures Hydraulic. Again, the pressure tests require suitable equipment.

Idling problems are common but are hard to diagnose. A visual check on your Toyota Land Cruiser Serie 90 will give an idea, however it is preferable not to tackle amateur DIY.