One of the most troublesome problems that can appear on a Mercedes Classe A 4 is to see its temperature gauge increasing. In fact, a gauge that rises above 90/100° is usually an indicator that your Mercedes Classe A 4 is heating up. If you are in this case, you took the good decision to visit this link because we will help you to identify the cause and understand the induce. To get this done, firstly, we will look at the reasons for engine overheating and the hazards you run, and next, what possibilities are available to you to stop this phenomenon.


Why is my Mercedes Classe A 4 overheating? What are the risks?

A Mercedes Classe A 4 that heats up is an indication of a major problem. You should not think that you will deal with it in the future because, if you do, you risk irreversibly damaging the engine of your car. Indeed, if your Mercedes Classe A 4 heats up, and you keep driving, you basically risk the breakage of your car engine. An internal combustion engine works through combustion, which causes heat. This heat must be regulated because it can affect the engine parts. If you see white smoke starting to emerge out of your engine and you can feel a loss of power, your Mercedes Classe A 4 is heating up and you are damaging your engine, you must stop.

What are the causes of an heating up Mercedes Classe A 4 ?

  • A leak in the cooling system

    If you repeatedly run out of coolant and refill your system on a regular basis, you might have a leak, so have your system inspected for leaks. It is also possible that it is your cylinder head gasket that is faulty, in which particular case you should recognize “mayonnaise” in the area of your engine oil cap.
  • A dead calorstat
    The intent of this part is to switch on the engine cooling only when the engine is at optimum temperature, if it is damaged, the coolant will never reach the engine and your Mercedes Classe A 4 will heat up. Check its state.
  • A blocked radiator
    Although this circumstance is less common, if your radiator is very dirty, or clogged with impurities, its cooling fins will no longer complete their work and on hot days your Mercedes Classe A 4 might overheat.
  • A fan that no longer works
    Don’t forget to verify the state and performance of your fan, furthermore to the air produced by the speed of your Mercedes Classe A 4, it has a decisive role in cooling your engine when it has to be the relay when you drive slower. In the eventuality of a breakdown and travelling at low speed, your car will surely heat up.
  • A damaged water pump
    To conclude, it is possible that your water pump is at the end of its life. Indeed, its task is to flow the coolant throughout the circuit, in the event of failure this operation stops and your Mercedes Classe A 4 heats up. This might be caused by a defective belt that has broken your pump. If this is your case, go to your mechanic.

How can I solve the problem of an heating up Mercedes Classe A 4?

In addition to having inspected all the parts that may be causing your Mercedes Classe A 4 to heat up, you will have to make the right moves to limit the risks in case your automobile gets hot and you have no other solution than to go home, or to go to your mechanic.
Here are a few recommendations if your car is overheating:

  • Reduce your engine speed but not your speed:
    Reducing your engine speed will allow you to limit the heat made by the engine. On the other hand, try to stay in 5th gear at 70/80 km/h in order to have a large natural airflow to limit the heating of your Mercedes Classe A 4.
  • Stop the engine of your Mercedes Classe A 4 if you meet or exceed 100°:
    Don’t be in a hurry, in a case of overheating, it is better to take breaks and let the engine cool down rather than pushing it and risking breakage.
  • Turn on your heater:
    Turning on the heater will let you to gets rid of some of the heat from the engine block, it is an effective solution. And conversely, turn off your air conditioner which produces heat.

To find more tips on the Mercedes Classe A 4, take a look at the Mercedes Classe A 4 category.