Replacing the VAZ 2110 coolant: boils, antifreeze disappears

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Every car owner should be able to correctly replace antifreeze on a VAZ 2110. Antifreeze is a coolant that cools the engine and maintains it at optimal operating temperature.


Coolant reservoir

Remove coolant from the car, and the engine will immediately begin to overheat and will not be able to function properly.

Additionally, antifreeze provides protection against corrosion, allows you to extend the life of the engine, and has a slight lubricating property.

Required amount of coolant for VAZ 2110

After a certain mileage and operation of the VAZ 2110 car, it is necessary to carry out a technical inspection, monitor the level of oil and coolant in the system. After a certain period of operation, all lubricants and coolants lose their original technical and operational characteristics and require replacement. Therefore, before replacing the coolant, you need to find out how much antifreeze is in the cooling system of the VAZ 2110.

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Many inexperienced car enthusiasts, when replacing antifreeze or antifreeze in a car's cooling system, fill in 5-6 liters of fluid and make sure that it has reached the maximum level in the expansion tank, consider this sufficient and close the hood of the car. This is their big mistake , since the antifreeze has not yet had time to completely fill the system. You need to wait about five minutes until the liquid level in the tank drops significantly. Accordingly, you will need to add more coolant.

This procedure must be done several times, only then will it be clear how many liters of antifreeze are in the VAZ 2110 cooling system. It is necessary to add fluid until its level stops at one mark, which should be above the minimum and below the maximum level. Not adding enough antifreeze or antifreeze can cause the engine to overheat and fail. It is also impossible to overfill coolant, since when heated it tends to increase in volume.

After pouring antifreeze (antifreeze), you need to perform the following steps:

  • close the expansion tank cap;
  • start the engine and wait until it warms up before turning on the fan;
  • turn off the engine and let it cool down;
  • Check the coolant level in the tank and top up if necessary.

A VAZ 2110 needs to be filled with approximately 8 liters of coolant. This is a rather important procedure on which the life of the car engine depends.

Nuances of antifreeze

There are many opinions as to whether antifreeze is actually better than antifreeze. We will not prove our position, but rather we will tell you a few facts.

Why is it better to use antifreeze when replacing coolant in a VAZ 2110? The choice is always up to the car owner, but this particular coolant has a wide range of advantages:

  • When heated, the degree of expansion of antifreeze is less than that of water. Therefore, the presence of even a small gap for expansion will allow it to protect the system from rupture and maintain the integrity of the pipes and caps of the expansion tank;
  • The boiling point is higher than that of water;
  • At sub-zero temperatures, the coolant does not turn into ice and acquires a gel-like structure, which does not lead to rupture of the cooling system (CO);
  • Does not form foam;
  • Does not cause corrosion. Moreover, it has the function of preventing its occurrence.

Instructions for replacing coolant

Most owners of domestically produced cars prefer to carry out repairs and maintenance of their own cars themselves. Therefore, inexperienced car enthusiasts are interested in how to change antifreeze on a VAZ 2110. First, you need to drain the used fluid.

Draining used antifreeze:

  1. First you need to install the vehicle in a place convenient for performing work. In this case, the car must be level, or you can raise its front part, but not the rear.
  2. The terminal is removed from the battery so that if liquid accidentally gets on the exposed wire, a short circuit does not occur.
  3. If the car uses an injector, the ignition module is removed, otherwise it will interfere with unscrewing the drain plug from the cylinder block.
  4. To quickly drain the antifreeze from the system, the cap from the expansion tank is also unscrewed.
  5. Now you need to completely unscrew the plug on the engine cylinder block using a spanner (spanner).
  6. When the liquid has completely drained from the block, it is advisable to wipe the engine with a rag, precisely those areas where the used antifreeze came into contact during the draining process. There is no need to screw the plug back yet.
  7. Now the radiator cap is unscrewed and the liquid is drained into a separate container.

All waste from the cooling system has been completely drained. Now you need to put all the plugs in place and tighten them carefully. You can add new antifreeze or antifreeze.

Coolant filling procedure:

How to change coolant

Before replacing antifreeze, you need to know that this can only be done on a cooled engine. Antifreeze and antifreeze are aggressive chemicals that can cause harm to the human body, therefore, follow safety precautions and carry out all work with gloves. You can start the car after changing the fluid only after you make sure that the reservoir cap is tightly screwed on.

Drain the coolant

Many drivers are interested in how to drain antifreeze from a VAZ 2110 and do it quickly and correctly.

Before you start changing the antifreeze, you need to place the machine on a horizontal platform. And if this is not possible, then make sure that the back is slightly lower than the front.

  1. Disconnect the negative terminal from the battery.
  2. Together with the bracket, remove the ignition module.

    Ignition module

  3. We unscrew the cap of the expansion tank, having previously installed a 10 liter capacity to drain the used coolant.

    Draining old fluid

  4. Drain the cooler.
  5. We wipe the cylinder block from any remaining fluid.
  6. We tighten the plugs of the radiator and cylinder block.

Filling with coolant

  1. Before disconnecting the coolant supply hose, loosen the clamp.
  2. If the engine is equipped with a carburetor, then you need to disconnect the hose from the fitting so that air can escape during filling.
  3. We begin to pour antifreeze into the system (about 7-8 liters will be needed) until its volume reaches the level of the upper line of the expansion tank fastening belt.

    We pour new antifreeze through the funnel

  4. Be sure to tighten the plug tightly, otherwise if the coolant boils, it may splash out.
  5. We connect the hose.
  6. We put the ignition system in place.
  7. Connect the “-” terminal to the battery.
  8. We start the engine and wait for it to warm up to operating temperature.

    Liquid level in the tank

  9. We look at the position of the sensor pointer and the level in the tank;
  10. After a few days, it is advisable to check and determine whether the coolant level in the expansion tank is normal.

Optimal coolant option

When you have figured out how to replace antifreeze on a VAZ 2110 (2112), it is important to choose the best fluid option . Many car enthusiasts only use expensive antifreeze, considering it to be of higher quality. For VAZ cars, it is quite possible to use a cheap domestic product - antifreeze, the characteristics of which were developed specifically for these cars.

Owners of domestic cars respond positively to Felix brand antifreeze. It is sold in canisters of 5 and 10 liters, and smaller containers. It is profitable to purchase liquid in a 10 kg container - it is cheaper, and after replacing the used antifreeze, there is still liquid left for refilling.

Reasons for replacement

When replacing antifreeze on a VAZ 2110, you must adhere to several rules. The engine must be cold, antifreeze is a toxic liquid; when working with it, it is necessary to avoid contact with the eyes, mouth and prolonged contact with the skin.

Antifreeze, coolant (antifreeze) is a special composition of automotive fluid based on ethylene glycol. Used in the cooling system of an internal combustion engine (ICE) for operation at low ambient temperatures. There may be several reasons for replacing antifreeze:

  • car mileage, 75,000 – 100,000 km. mileage;
  • time interval 3 – 5 years (it is recommended to check the condition of the fluid at a car service every year before the start of the winter season with a special device);
  • replacing one of the components of the cooling system, water pump, pipes, radiator, heater, etc., with such replacements, antifreeze is still drained from the cooling system and it makes sense to fill in a new one.

Cooling system VAZ 2110

How much antifreeze in 2112 16 valves

To fully refill the cooling system on a VAZ 2112, you will need 7-8 liters of antifreeze; this volume is relevant for both 16 and 8 valve engines. Often, when replacing, no more than 6 liters enter the expansion barrel up to the maximum mark - this is an indicator that air has entered the system.

It is necessary to press all the pipes in several places, start the engine with the lid on the tank open and turn on the radiator that heats the interior.

The plugs will go away, and the fluid level will drop enough to add to the volume required by technical parameters.

Operating procedure

Draining old coolant

If the replacement is made on a lift or inspection pit, it is necessary to remove the engine protection, if any. When replacing without a pit, you don’t have to remove the protection, but then old antifreeze will get on the protection. There is nothing dangerous about this, but for a few days after the replacement, you may smell antifreeze until it evaporates. We place a drain container under the lower right side of the radiator, if conditions permit.

If you are not changing it in an equipped place and you do not need the old antifreeze, you can simply dump it on the ground. Many people advise initially opening the cap of the expansion tank, then unscrewing the plug at the bottom of the radiator to drain, but in this case old antifreeze under high pressure, especially if the engine has not completely cooled down, will flow out of the radiator. It is safer and more convenient to first unscrew the cap (plastic wing) of the radiator, the old antifreeze will flow in a thin stream, then carefully unscrew the cap of the expansion tank, thereby, due to the tightness in the cooling system, you will be able to regulate the antifreeze drain pressure.

Draining antifreeze VAZ 2110

After draining the antifreeze from the radiator, we need to drain the liquid from the engine cylinder block. The peculiarity of draining antifreeze on a VAZ 2110 from the cylinder block is that the plug on the block is closed by the ignition coil (on a 16-valve injection engine). To do this, we need to dismantle it, use a 17mm wrench to unscrew the bottom bolt of the coil bracket, use a 13mm wrench to unscrew the side and central bolts securing the bracket and move the coil to the side. Using a 13 key, unscrew the drain plug from the cylinder block. To more completely remove old antifreeze, you can connect an air compressor and apply air pressure through the filler neck of the expansion tank.

We drain the antifreeze ourselves

To drain antifreeze and fill in new fluid, we need a drain container with a volume of at least 7.5-8 liters.

You will also need keys and flushing fluid if the system needs to be cleaned.

To refill the system, 7–7.5 liters of finished liquid . This must be taken into account if we pour the concentrate and dilute it with distilled water. It is advisable to carry out the work with gloves, since antifreeze is toxic. Before replacement, we will conduct a detailed inspection of the system, eliminate fluid leaks, and replace failed pipes and clamps.

Algorithm

We carry out replacements on a cold engine according to the following algorithm:

  1. We place the car on a level surface; if possible, we place the car so that its front part is slightly higher than the rear.
  2. Remove the negative terminal from the battery.
  3. We install the heater valve in the extreme right, hottest position.

    Turn the heater control knob to the right until it stops.

  4. Remove the engine protection, if installed.

    Unscrew the screws securing the engine protection.

  5. Disconnect the wires from the ignition module and remove it to provide access to the drain plug on the cylinder block.

    Disconnect the connector.

    Unscrew the fastening bolts.

    We take out the ignition module.

  6. Remove the plug from the expansion tank.
  7. We place a container under the radiator drain plug, unscrew it and wait until all the liquid flows out.

    Unscrew the plug at the bottom of the radiator.

  8. Place a container under the cylinder block plug. We are waiting for the old fluid to be completely removed.

    Using a 13 key, unscrew the plug on the front side of the cylinder block.

  9. After draining the antifreeze, wipe the cylinder block and radiator with a rag, replace the block plug and tighten the plug on the radiator.
  10. Remove the throttle body heating hose. This will avoid the formation of an air lock in the system.

    Disconnect the fluid supply hose to the throttle body.

  11. Fill the expansion tank with new antifreeze to the maximum level and screw on the cap.

    Fill with antifreeze to the required level.

  12. We put the hose in place on the throttle assembly.
  13. We put the ignition module in place and screw the negative terminal to the battery.
  14. We start the engine; as it warms up, the fluid level may drop. In this case, we will add fresh antifreeze to the required level.

    Warm up the engine to operating temperature.

  15. We check the system for leaks.

    Check the coolant level in the expansion tank.

Replacement features

If there are small leaks in the engine cooling system and the car owner periodically adds water or antifreeze from different manufacturers, the old coolant may take on a rusty color. Foreign bodies may appear in the form of small chips and rust, which, by the way, can lead to failure of the main elements of the cooling system, water pump, thermostat, heater tap, etc.

Flushing the VAZ 2110 cooling system

In this regard, when replacing old antifreeze in this condition, it is necessary to flush the system. This can be done using different additives, which is not always beneficial for the cooling system. Low-quality cleaning additives may not only not help, but also damage the components of the cooling system. Therefore, it is necessary to use high-quality additives and not skimp.

You can also flush the system naturally with distilled water. After draining the old antifreeze, water is added. The car idles for 10-15 minutes, then it is drained again and new antifreeze is added. If there is severe rust, you can repeat the procedure.

There is a cheaper and easier way; you can simply flush the system with plain water by opening the radiator and engine caps in sequence. Those. the engine cap is unscrewed and water is spilled through the expansion tank. Then the engine plug is closed and the radiator drain plug is opened. Do only in this sequence, since the radiator is at the lowest point and all the water will pour out.

Every car owner faces the problem of replacing antifreeze. It is necessary to change the coolant in a timely manner, otherwise problems with engine operation cannot be avoided. After a certain time, the liquid is characterized by a loss of cooling properties, it heats up faster and, thereby, affects engine performance. In cars of a domestic manufacturer, it is impossible to do without regular replacement of antifreeze.

Coolant fluid

And yet, its main element is liquid. Initially, ordinary water was used as it. But due to the high freezing temperature (at 0 degrees C the crystallization process already begins) it turned out to be impractical. After all, ice can destroy the integrity of the cooling jacket and tear the radiator pipes and pipes. Therefore, previously, in winter, drivers had to constantly drain the water when parking the car, and before leaving, refill it again, and warmed it up. In addition, water actively interacted with the structural elements of the power unit, causing corrosion and oxidation processes.

Nowadays, special liquids are used in the cooling system - antifreeze or antifreeze, which are free from the disadvantages of water. Anifriezes are the most widespread. They are produced in two types according to freezing temperature - regular (crystallizes at -45 degrees C) and arctic (freezes at -65 degrees C).

Antifreeze consists of ethylene glycol (nowadays, liquids including propylene glycol, which is not so toxic, are increasingly appearing) and distilled water. Moreover, this mixture must have certain proportions. Interestingly, an increased amount of ethylene glycol and distillate leads to an increase in freezing point.

Additionally, antifreeze includes a package of additives that perform a number of functions - it prevents the occurrence of corrosion processes and the harmful effects of liquid on rubber elements, prevents the liquid from foaming, etc.

But these additives also have a negative side. The fact is that different manufacturers use their own specific components of these additives. As a result, two different brands of antifreeze cannot be mixed, otherwise a conflict between additives may occur, which results in the formation of foam and sediment in the form of flakes that can simply clog small-section channels.

Find out which antifreeze is best for your car in this article.

Stages of work with replacing coolant in a VAZ 2110

Before starting the main stages of work, it is necessary to prepare the work surface, tools and equipment.

During such work, the vehicle is placed on flat surfaces or at a height. The engine must be completely cool.

The replacement process will require small containers, 8, 13 and 17 wrenches, water and new antifreeze.

Replacing antifreeze with antifreeze in a VAZ consists of the following steps:

  • coolant drain;
  • flushing the system;
  • filling in new refrigerant.

In VAZ 2109, 2111, 2114 models, flushing the cooling system is not necessary. It is only required if the drained antifreeze was contaminated with rust or scale.

Antifreeze or antifreeze for VAZ-2107

Let's consider all the nuances on specific models. First, let's figure out what is better for the VAZ-2107 - Antifreeze or antifreeze. The main fluid for this car is the same Antifreeze 40 or Antifreeze 65. But it is also possible to use antifreeze. Moreover, there is no difference in the power system - whether it is injection or carburetor.

And here lies the rub. If a decision is made to pour antifreeze into the system, then it must be selected strictly according to the manufacturer’s recommendations. The use of inappropriate antifreeze can lead to destruction of pipes and system elements, since additives can be aggressive to them.

It should be noted that antifreeze and antifreeze are incompatible with each other. An attempt to mix them often leads to the formation of reaction products of additives in the liquid, which can easily clog channels of small cross-section.

Therefore, if the owner does not know exactly what was poured into the system, then before changing the fluid it is better to flush the system with at least distilled water, and then fill the VAZ-2107 with antifreeze or antifreeze injector.

Related link:

How to install a power switch on a VAZ

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