The engine controller is responsible for the correct operation of the drive unit. It is here that the right proportions of air to fuel are selected. The operation of the controller affects the available power, driving properties, as well as the combustion level. Therefore, it is worth learning about the most important symptoms of a defective engine controller. In such a situation, a quick reaction is necessary to eliminate the risk of more serious failures.

Engine controller – damage symptoms

The typical problem is faulty operation of the car that affects its driving characteristics. The most common symptoms include too loud and uneven running of the engine, sudden engine stalling, smoke from under the engine, as well as power loss and excessive fuel consumption. The fault is very often signalled by an appropriate light on the dashboard. The longer you refrain from visiting the mechanic, the greater the risk of a very serious failure of the drive unit. In the case of more serious faults, the engine controller shows symptoms of not being able to start the engine or starting with great difficulty, as well as engine stalling immediately after starting. In such a situation, driving becomes impossible even if you can finally start the engine. The only solution is to have your car towed or transported on a tow truck to a mechanic.

When should a defective engine controller be replaced?

In many situations it is possible to repair the controller. However, in the case of flooding, burning of the controller or serious mechanical damage, the only solution is to have it replaced. Here: Defective engine controller you will find used controllers available at much lower prices, which will reduce the repair costs of your car. All parts have been thoroughly inspected by a mechanic to ensure that the controller will work properly for many years.