Mechanics is a fairly logical area. However, if there is indeed a phenomenon which is sometimes complex to understand, it is an unstable idle or losses of acceleration. Whether for an Opel Movano Combi, or any model of automobile. However, we can help you understand. Indeed, the reason can come from many parts of the engine block, even electronic. To find the source of the breakdown of this Opel Movano Combi, you must follow a strict procedure. But before, we will see the signs of a slowdown idle.
Idling problem on an Opel Movano Combi: the symptoms
Un unstable idle close to stall . This is undoubtedly the most common problem in slow motion. This impression that the engine will stall while driving at normal speed, or that the Opel Movano Combi grazes . It may even happen that the vehicle stalls. In this situation, it is a real danger for the driver. If so, do not delay in dealing with it. We suggest that you carry out a diagnosis via the following paragraph. We can also understand that your Opel Movano Combi has a acceleration problem . No link this time with a low speed problem. Losses of power and acceleration holes can occur for multiple causes. These two symptoms should not be confused. We advise you to read our articles on power losses.
Opel Movano Combi: develop a diagnosis to understand the origin of idle
You have to start by performing various relatively easy checks, before going into more detail.
Idle of the Opel Movano Combi: exhaust fumes.
A black smoke escapes from the exhaust. This usually means that the air and fuel mixture is out of order. But also that your air filter is clogged. In both situations, an idle problem can occur on the Opel Movano Combi. A White smoke escapes from the exhaust. This time too it could be due to a defect. White smoke is usually water vapor. It is therefore possible that this is an intake or cylinder head gasket problem.
Checking the engine block components
As we have seen, an idle problem on this Opel Movano Combi can come from many elements. It is therefore necessary to take the time to scan the engine block carefully. However, it is suggested to be very careful and not to touch the elements of the engine block too much, as this could aggravate the malfunction or divert the cause of the problem. We recommend of course going to an auto repairer for a more thorough check. Here are therefore step by step the constituents to check.
- The first thing to do is check all of the hoses . These can be pierced or even detached.
- We will also have to check the sensors and sensors of your engine block. It is however difficult to control their proper functioning. You can find tutorials on youtube, and that 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 Opel Movano Combi will allow you to have an idea, but it is more wise not to venture into amateur DIY.