The engine control unit monitors and manages the basic systems that ensure the safety of the car on the road. The engine control unit or controller controls everything in the engine, including wheel speed, braking power, ignition timing and the air-fuel mixture ratio. It is therefore important that this component works reliably because the engine in your car needs to run efficiently and be as environmentally friendly as possible.

Is it worth it to buy a used engine controller?

Like all components in a car, the engine controller can fail over time. A faulty controller can lead to several faults, some of which can be serious. When a controller fails, drivers look for a repair shop where they can have the component repair, or purchase a new one. However, it is not always possible to find such a specialised garage that deals with such repairs, and the purchase of new parts is often expensive so the purchase of remanufactured parts may be an appropriate solution in such a situation.

A repair of the controller may involve electronic components, printed circuit boards or mechanical components. In addition, the software may need to be updated. The engine control unit should be matched to the model and age of the car so that it can work with the other components. Companies that refurbish controllers perform various tests to ensure that the customer receives a fully operational component that will work reliably.

Even if the engine warning light does not illuminate on the dashboard, some other signs may indicate that the controller is failing. It is worth paying attention to disturbed engine ignition, poor performance, higher fuel consumption, or serious problems with starting the car. Instead of deciding to buy new expensive parts or looking for a workshop that repairs such components, it is better to buy an original used controller. You can find such engine controllers on Cost of replacing the engine control unit. You can easily find a match to the model and year of your vehicle. Remanufactured used control units work flawlessly; they are serviced and subjected to numerous tests so that they are suitable as spare parts and will last for a long time.