Why Does My Car Heater Blow Cold?

As our company providing car rental at Ankara Esenboğa Airport the frequently asked questions in today's article  We touched on the subject of why does the car heater blow cold?. Well, why does the heater of the car blow cold? You can continue reading our article for details.

Before explaining in detail why the car heater blows cold?, it will be useful to talk about how the car's heating system works in order to better understand the subject.

The Working Principle of the Vehicle's Heating System

To put it simply, the cooling of the engine in non-hybrid vehicles There is an electric fan motor that transmits the heat in the system to the driving cabin of the vehicle. For optimum performance, the engine should run at 200 degrees Celsius. A cooling system is also needed to prevent the engine from overheating. There is a mixture of water and antifreeze liquid in the cooling system. Thanks to this mixture, freezing of the engine will be prevented in very cold weather.

At the same time, rusting of the engine will be prevented. Said coolant will circulate in the compartments in the engine block in order to cool the engine. Some of this liquid will be directed to the heater core; The heater fan will also blow air to the grilles of the honeycomb and allow the hot air to reach the vehicle cabin. The car's heater works as mentioned.

After clarifying this issue, the explanation of why does the car heater blow cold? can be better understood.

Why Doesn't the Heater Get Hot?

Why does the car heater blow cold? Because ;

l The car's thermostat The heater may not heat up due to a malfunction in the system.

l The vehicle may not warm up due to the formation of air in the cooling system.

l Sometimes the heater cores can get clogged. Therefore, the heater may not heat up. To prevent this, the vehicle's heating system maintenance should be done periodically.

l It may not heat up as a result of the lack of liquid in the radiator. If there is a leak in the radiator, the coolant will be reduced.

l The heater may not heat up as a result of malfunctions in the heater buttons.

l In addition, if the coolant cannot be transmitted to the heater core, the heater will not heat up.

The situations mentioned above indicate the most common situations in which the heater core does not work. In other words, why does the heater of the car blow cold? are examples of the reasons.

Why does the heater of the car blow cold? After mentioning above why the situation may occur, it would be useful to take a look at the situations that may occur if the malfunctions causing this situation are not eliminated.

If your vehicle's heating system is blowing cold air, the causes of this situation should be determined and eliminated as soon as possible. In cold weather, not heating the interior of the vehicle will reduce driving comfort, and there may be situations that may cause accidents as the windshield will be fogged.

In addition to this, it may also be an indication of an engine failure. Considering that the most important part of the vehicle is the engine, this can cause serious problems.

A faulty circulation pump or a faulty thermostat can cause the engine to overheat. This situation could result in huge costs.

It is very easy to control the coolant level of the vehicle. If the liquid has decreased as a result of this check, you should not add a mixture of water and antifreeze. However, remember that the radiator cap should never be opened if the engine is hot. First of all, you need to wait for the engine to cool down.

Why does the heater of the car blow cold? is discussed in detail above.

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