One of the most frustrating concerns that can appear on a Mazda 6 is to watch its temperature gauge rising. In reality, a gauge that rises above 90/100° is usually an indicator that your Mazda 6 is heating up. If you are in this case, you took the good decision to click on this link because we will make it easier for you to identify the source and understand the cause. To make this happen, firstly, we will look into the causes for engine overheating and the consequences you run, and secondly, what answers are available to you to get rid of this phenomenon.


Why is my Mazda 6 overheating? What are the risks?

A Mazda 6 that heats up is a sign of a serious issue. You should not think that you will handle it later on because, if you do, you risk irreversibly injuring the engine of your car. In reality, if your Mazda 6 heats up, and you keep driving, you just risk the breakage of your car engine. An internal combustion engine works through combustion, which causes heat. This heat must be controlled because it can affect the engine parts. If you see white smoke starting to emerge out of your engine and you undergo a loss of power, your Mazda 6 is heating up and you are injuring your engine, you must stop.

What are the causes of an heating up Mazda 6 ?

  • A leak in the cooling system

    If you regularly run out of coolant and refill your system regularly, you could have a leak, so have your system checked for leaks. It is also conceivable that it is your cylinder head gasket that is faulty, in that case you should find “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 broken, the coolant will never reach the engine and your Mazda 6 will heat up. Check its condition.
  • A blocked radiator
    Nevertheless this situation is not so common, if your radiator is very dirty, or clogged with impurities, its cooling fins will no longer perform their job and on hot days your Mazda 6 might overheat.
  • A fan that no longer works
    Don’t forget to check the state and operation of your fan, additionally to the air produced by the speed of your Mazda 6, it has an important purpose 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 inevitably heat up.
  • A damaged water pump
    To conclude, it is conceivable that your water pump is at the end of its life. In reality, its job is to flow the coolant throughout the circuit, in the case of failure this action stops and your Mazda 6 heats up. This might be caused by a faulty belt that has harmed your pump. If this is your case, go to your garage.

How can I fix the issue of an heating up Mazda 6?

Furthermore to having checked all the auto parts that may be causing your Mazda 6 to heat up, you will have to make the right moves to limit the risks in case your car gets hot and you have no other alternative than to go home, or to go to your auto technician.
Here are a few recommendations if your car is overheating:

  • Lower your engine speed but not your speed:
    Reducing your engine speed will allow you to limit the heat made by the engine. However, 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 Mazda 6.
  • Stop the engine of your Mazda 6 if you meet or exceed 100°:
    Don’t be in a rush, 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 allow you to evacuate some of the heat from the engine block, it is an efficient remedy. And in contrast, turn off your air conditioner which creates heat.

If you wish more tutorials on the Mazda 6, go to our Mazda 6 category.