Although our cars are a vehicle that allows us to go faster where we want in our daily life, and sometimes we can spend time as a hobby, sometimes they can cause big problems for us. While you are traveling with your vehicle, you may encounter an unexpected malfunction light on the instrument display. Even if this lamp sometimes causes greater dangers, sometimes it has the potential to burn even through simpler problems. If it hasn’t happened to you before, Why does the check engine light come on in cars? You may be wondering.

As we mentioned above, the engine trouble light can come on for dozens of reasons. It could mean something is wrong with your engine, something is wrong with your transmission, or a small sensor has come loose. But whatever happens, we strongly recommend that you take the necessary precautions whenever you are faced with the engine trouble light. Because your car, which you use with confidence, can cause irreversible problems with the slightest problem. If you want, without more, in cars why does the engine trouble light come on, reasons? What are they? Let us answer for you.

Why does the check engine light come on in cars?

First, let’s look at the colors and meanings of the Check Engine Light:

• Yellow Engine Check Light
• Red Engine Check Light
• Continuously flashing indicator light

Yellow Engine Check Light:

Yellow Engine Check Lightmeans the engine failure is caused by a simpler problem. So if you experience a yellow engine failure, it indicates that your car has enough of a problem that can be repaired. Such engine failures can occur for simple reasons such as sensors and filters. However, if a dirty substance has got on your accelerator pedal, your car may still have a yellow Check Engine Light on for this reason. In such cases, you can take your car to the nearest service center and find out from the error code what kind of problems have occurred in the car.

Red Engine Malfunction Light:

When you drive your car red engine fault light When it comes on, safely and quickly pull your car to the right and stop. A red engine failure, as indicated by the color, means that your vehicle has a critical problem. If your car has already reached a point where the red engine trouble light is on, you can understand this by the strange noises that come from your engine or transmission along with the light. In such cases, you should call a roadside assistance service before moving your car.

Continuously flashing indicator light

Check engine light flashes indicates that minor problems may occur in the engine. Of course, these problems can lead to bigger problems later on and cause the light in your car to turn red. If you encounter a blinking Check Engine Light in your car, you should go to a car dealership and seek professional help as soon as possible.

So why does the Check Engine Light come on in cars?

Problems in the engine

If the engine trouble light is on, there may be problems in the engine. This fault is immediate. DPF and EGR It may also need to be cleaned, there may be a problem with your turbo, there may be a problem with your glow plugs. With problems that can arise with this type of engine, you may encounter an engine trouble light on your car’s display. You can go to a service point as soon as possible to find out what is causing the problem.

Problems that can occur in the gearbox

Working with power transmission from motor gear box The system is a very sensitive piece of hardware. If the engine trouble light is on in your car, you may have problems with your transmission. For example, there could be a problem with your gearboxes. If it is a transmission related issue it is worth saying that it should be fixed as soon as possible. Because gearbox repair and replacement is one of the car equipment that is quite expensive.

Problems with emission parts

Your car has different emission components. If we have to give examples of this, we can mention some parts, in particular the exhaust gas recirculation system, the catalytic converter. If a problem has occurred on the emissions side of your car, you may still encounter the Engine Malfunction Light. In exhaust emission Problems that can arise are a problem for your car and the exhaust emissions are carefully monitored during regular inspections.

Problems with sensors and modules

Our cars are equipped with dozens of sensors. To this oxygen sensors, MAP There are quite a few sensors that can illuminate an engine trouble light at the slightest problem, including the sensors. If you are in front of the yellow Check Engine Light, you may have a problem with the sensors in your car. But of course we never recommend skipping saying “it’s just a sensor”. While these sensors may seem simple from the outside, sometimes they can even prevent your car from starting.

Problems in the air-fuel mixture

If a malfunction lamp is the cause of several problems, starting with the fuel you buy for your car, in the air-fuel mixture problems occur. If your car won’t start or has trouble starting in one go, you may have a problem with the air fuel system. However, if you have noticed a decrease in throttle response and acceleration while driving your car, you may be dealing with an air-fuel mixture problem.

Problems in the ignition system

Problems with the ignition system can become a very critical problem in your car. For example, the occurrence of more than normal temperature in the ignition system, increased resistance and some electrical fluctuations. engine fault light may cause you to encounter The ignition system has a very important place in the engine compartment of your car. Therefore, if you do not take your car to a workshop as soon as possible, several problems can occur one after the other.

Due to problems that may arise with you, why does the engine trouble light come on, the reasons? What are they? We have answered your questions. If you are faced with an engine failure lamp in your car, you need to fix it as soon as possible. You should also choose the service you take your car to for repair. Otherwise, you can find your car’s engine with no windshield washer fluid on the floor, with the excuse of “this isn’t part of it, bro”. Have you encountered the engine trouble lamp problem before? Don’t forget to share the reasons with us if you came across it.