Today’s vehicles are advanced and uses an advanced technology to run. The ECM of the engine works as a brain of the car and must be in good working condition. This article discusses the common signs that you may notice as a result of faulty ECM.

Without a good understanding of your car’s computer system, it is hard to maintain it. Engine Control Module or ECM is the brain of your car’s engine and must be at a great working condition at all times. This article will discuss the signs of a caterpillar ECM failure. But before jumping into that, let us describe what an ECM is.

Understanding an ECM and its functions

The ECM is responsible for ensuring the engine of a vehicle is working fine. It takes care of various things including managing the fuel and air ratio, timing etc. One can gain information regarding shifting, traction control systems, anti-lock brakes etc.

This is why you cannot afford to have a failed ECM. Make sure you have a keen eye at the signs that you car might be showing to avoid any unnecessary hazards.

Most common signs of a ECM failure

The “Check engine” light remains on

When the engine light remains on, it is not a good sign at all and you should not ignore the sign. Often, it means the tire pressure or oxygen sensor is not working. However, sometimes, it can mean that the ECM is at fault.

The car is not starting

When the ECM fails to set the fuel and air ratio properly, you will notice that the car does not start at the first go. You may experience hiccups during starting. The moment you realize that there is something fishy, do not waste time and take your car to the local automobile repair shop.

The engine misfires

When the fuel and air ratio is compromised, you may notice your car to stutter or misfire. Simoilarly, you may experience improper engine timing. That means the ECM of the engine is not working the way it should. Take instant action to avoid coistly repairs in the near future.

Sudden decrease in fuel economy

The performance of fuel economy can be compromised, if there is a faulty ECM. The problem with fuel economy is something that you should take seriously. The problem may have built over the years and this is time you want to take proper measures.

Abrupt loss of acceleration

The ECM works to help you make proper adjustment for acceleration. When the ECM fails to work, you may notice a sudden drop in performance while accelerating.