What affects the oil change interval in diesel engine?

For many car enthusiasts, the topic of changing the engine oil is interesting and relevant. It should be noted that the frequency of oil change in the engine is influenced by many factors that must be taken into account in order to correctly and correctly determine the timing. After all, the cost of the oil itself and the labor costs for the replacement procedure are also decent.

No matter how hard the car owners fought, there is no universal rule to be found. Manufacturing companies themselves vehicle determine this frequency empirically and prescribe it in the instructions for servicing the device. But, in addition to the parameters set by the factory, the most important adjustments are made by the operating conditions, which are individual in each case.

Recommendations for Determining the Optimal Frequency of Relubrication

To establish the optimal frequency of oil changes you need to:

• Study the manufacturer's instructions with recommendations;
• Consider important factors that directly affect the condition of the oil in the engine;
• Rebuild the frequency according to the influencing factors (decrease from factory indicators, increase or leave at the same level).

How often to change the oil in a diesel engine and filters is set by the manufacturer in the instructions for the unit. In practice, this figure is an average value and is given only as a recommended time interval for machines and engines of certain classes. Regardless of whether the interval is given in months or kilometers, it must take into account the characteristics of the region in which the car will be operated and the structural aspects of the mechanisms used.

Automotive Group Policy

Almost all manufacturers have made cars their main trump card, which require constant repairs and replacement with new models. Cars that could be freely operated for tens of years without repair and maintenance do not provide an opportunity to increase production capacity and make big profits. And many are playing on the desire of car owners to increase the interval of replacement of components and maintenance. Therefore, the oil change interval specified by the manufacturer is not the ultimate truth. The only thing the manufacturer is responsible for is good work vehicle before the end of the warranty period. Regardless of which engine is used in your car, it is much more profitable to determine the replacement interval yourself, as this will save you from unnecessary costs.

Machine oils with Longlife technology are designed to extend the service life of the vehicle's mechanical parts without any maintenance. Modern industry produces car oilsthat allow you to increase the interval between service... But before using such oils for your car, you should initially figure out whether these products will really help save money and save your car. The use of these products becomes possible subject to the following conditions:

• Your car manufacturer has certified an oil with Longlife Technology for use.
• The conditions in which the engine oil is used do not conflict with the conditions for using lubricants with Longlife technology.

Can I use a long lasting lubricant?

Often this information cannot be gleaned from car instructions manual. You will need to analyze the following parameters:

• For which region the car brand was developed;
• For which consumer segment it was designed.

It is only natural that a vehicle designed for driving on European roads cannot effectively meet Longlife lubricant lifetimes in domestic operating conditions.

In addition, there are other factors that affect the timing of the replacement of lubricating fluids. So, for example, this parameter directly depends on temperature regimes seasons, operating conditions and materials used in the work. Vehicles used in difficult conditions, require more frequent oil changes. These conditions should include:

1. If the vehicle is operated intermittently. Since, due to irregular use of the car, the service life of the engine is significantly reduced and the cost of replacing the lubricant and maintenance... This is due to the accumulation of condensate in the engine, which subsequently forms acid when mixed with diesel fuel.
2. If short distance trips occur frequently. Such modes do not allow the engine to achieve normal working temperature, and condensate residues remain in it.
3. Driving in traffic jams is a serious test for any engine. Here the engine has to experience maximum overload. And the lubricating fluid heats up to extreme temperature marks, which accelerates the oxidation processes.
4. Transportation of heavy loads. Causes additional stress on the engine, while the lubricant becomes thicker and faster oxidizes.
5. Work in conditions of polluted atmospheric air. All vehicles designed for use in Europe are designed to operate with a minimum dust content compared to domestic roads. Therefore, the recommendations of the instructions regulating the change of lubricant every 60 thousand km are completely inapplicable for our roads.
6. Substandard diesel fuel... Fuel combustion products will settle in lubricant... And the quality of fuel materials at domestic gas stations still leaves much to be desired.
7. Engine running on idling... In such operating modes, the motor overheats significantly along with the lubricant. What causes its early oxidation and the need for premature replacement.
8. Using express lubricant change. With this procedure, a significant part of the used lubricant remains in the motor. And the sediment from the oil pan is not vacuum removed. Thus, the new grease immediately loses the lion's share of the positive parameters.

If one of these points, or even several of them, relate to your car, you can immediately reduce the factory time for replacing the lubricant by half. You also need to always take into account the condition of the engine itself: mileage and age. Changing the grease clears out debris old engineremoving carbon deposits and other debris.

On average, for a diesel engine, the lubricant change interval is 8 - 12 thousand km. But if this interval has not been passed within a year, then you will still have to replace the grease. With regard to domestic climatic conditions the middle band, it is better to take advantage of such replacement periods: change the lubricant between two TO. Use only those lubricants recommended by the manufacturer. Remember, the best engine will perform best on regular long journeys without undue stress on the asphalt surface.

If at least one of the conditions perfect work engine is not respected, you can safely change the timing of replacing the lubricant.

Most car owners dream of having a diesel engine in their car. And - it's not casual! This engine differs in a number of features. It is more reliable and failsafe in case of overloads, unlike gasoline analogues.

The reliability of these motors is ensured by the special design of the motor, which allows it to withstand all overloads without any consequences. As a result, there are high demands on diesel oil.

The process of replacing a lubricant in a diesel engine is slightly different from that in a gasoline engine. But thanks to its design, any car owner can do this operation without resorting to the help of car services.

Due to the high demand for this type of engine, auto manufacturers supply the same models with both gasoline and diesel engines. Thus, diesel lovers will have the opportunity to make their choice.

Diesel Engine Oil Change Interval

The renewal of lubricant mixtures in these engines should occur more often than in its gasoline counterpart. The resource of this type of motors depends on the correctly selected motor fluid, and compliance with the recommendations that are spelled out in the regulations for replacing consumables.

According to the guidelines for Europe, the fuel and lubricant mixture is renewed every 10,000 kilometers. On gasoline engines, limits above 25,000 - 50,000 kilometers are allowed.

It is necessary to take into account the fact that in different countries Diesel fuel varies, which leads to rapid oxidation and aging of the engine fluid. therefore official cars dealers advise to update consumables every 9000-10000 kilometers.

The main factors affecting the frequency of oil changes are:

• the type of lubricant mixtures used;
• the environment in which the vehicle is used.

Unlike gasoline analogues, this type of engine has much fewer factors affecting the timing of changing lubricant mixtures.

What kind of oil to use in a diesel engine?

The choice of motor fluid for this type of engine should be approached responsibly. The wrong choice of lubricant mixture will nullify all the advantages of this motor. As a result of this, the owner of a diesel engine will get a sufficiently voracious friend who will work intermittently.

The selection features include the following indicators of lubricant mixtures:

• the composition of the oil;
• period of use (may be less than the period for replacing the lubricating fluid in the motor. This is worth paying attention to)

When choosing a mixture, a choice should be made between synthetic and semi-synthetic oils... They reliably protect the motor from wear. In their composition, as a rule, there are no sulfur impurities, due to which plaque does not appear from their use in the engine. However, you should not ride them longer than the shift period, which is indicated in the technical documentation of the car. Such mixtures reliably keep the motor from wear, but they also have their own service life. Pay attention to this fact.

Diesel engine manufacturers advise using mainly the following mixtures:

For older models:

• CE - used in turbodiesels operating at high speeds;
• CF - for passenger cars;
• CF-4 - this class is interchangeable with the CE class;
• CF-2 - mixture for bypass motors;
• CG-4 - mixture for heavy vehicles (tractors, trucks);
• CI-4 - for motors with very high loads (2002 to 2005);
• CJ-4 - for four-stroke engines manufactured since 2007.

For new cars:

• E4, E6, E7, E9 - universal classes of mixtures;
• CRT (E6, E9) - lubricants with this attachment are used for trucks and heavy trucks.

In the case when the choice of a lubricant is difficult, you should know the following indications:

1. Year of issue;
2. Motor volume;
3. Engine model (usually indicated on the struts, on the back of the decorative casing, on the engine itself);
4. Mileage.

These readings will help you make your choice. They are indicated on the back of the container with the engine fluid.

Oil change procedure

When changing engine fluid on diesel engines, the sequence of actions must be strictly observed. Failure to follow the logical sequence when performing a number of actions can render the motor inoperative. Its repair will be difficult, and the car dealer will refuse to give you warranty service. It will not be superfluous to keep with you the technical documentation of the car, which will serve as a hint for you in case of force majeure.

When changing consumables step-by-step instruction like this:

1. Unscrew the filler cap (usually counterclockwise);
   
2. Drain the oil into the pan;
   
3. Remove the oil filter (it is removed with a special oil remover, its serial number is branded on the filter housing);
   
4. Replace the engine fluid filter (Do not leave it as it cannot be cleaned by flushing.);
   
5. There are gaskets on the valve covers that need to be replaced;
   
6. Change the spacer rings on the engine fluid fill valve (over time they crack and can fly off);
   
7. Screw the cap onto the drain valve;
   
8. Pour in new engine mixture;
   
9. Make sure that the level of the lubricant mixture is below the maximum value;
   
10. Close the filling valve;
    
11. Start the engine for 1-3 minutes;
    
12. Restart the engine;
    
13. Reset the TO sensor (to reset it, turn off the engine, then remove the fuse located on the torpedo in the radio compartment, then insert it back and turn on the motor);
    
14. This completes the oil change procedure.

Depending on the brand, model, fuse diagram may differ. In order to find out which fuse to remove, it is worth looking at the technical documentation of the machine. In it you will find a description of all fuses, their function, purpose.

Features of oil change on trucks and cars

Change of fuels and lubricants for trucks and passenger carsmobiles differs in the following points:

1. Maintenance interval;
2. Instructions for changing consumables.

For freight diesel cars a lubricant mixture with a higher life factor, the frequency of the required change, and the effect on the engine is used

Diesel engine oils use additives that more effectively protect engine parts. They cover microscopic scratches inside the engine, protecting it from cracking and corrosive wear. As a consequence, the oil change interval in a diesel engine of a truck is lower than that of a passenger car.

Frequency of change of lubricants for diesel trucks:

• a new car - from 50,000 to 100,000 kilometers;
• trucks that have been in operation for 1-5 years - every 40,000 - 60,000 kilometers;
• trucks with a service life of 5-10-15 years - every 45 thousand kilometers.

Indicators of the use of lubricant mixtures relative to the service life of the truck:

• 1-5 years old - from 5W-40 to 5W-45;
• 5-10 years - Divinol Multimax Plus 10W-40 (or any other analogue with similar performance);
• 10-15 years and more - Divinol Multimax Top 15W-40.

Turbocharged Diesel Engine Oil Change Intervals:

• freight transport - every 55,000 - 65,000 kilometers (regardless of the service life);
• light transport - every 10,000 - 12,000 kilometers (regardless of the service life).

The differences in the instructions for changing lubricating mixtures in a truck are as follows:

1. The renewal of engine fluids occurs mainly on a cold engine (it may differ for some car brands);
2. Temperature sensors must be replaced along with the engine fluid;
3. It is required to replace the lantern rings for the oil filter seat.

Examples of oil change in diesel engines

The process of changing the oil in diesel engines of the following brands: Maz, Volkswagen, Tayota differs with minor amendments.

The use of diesel engines in cars:

• D4 - Tayota, Volkswagen, Maz;
• Bud - Volkswagen;
• 2C - Tayota.

The oil change in the D4 engine is the same on all three vehicles. Replacing consumables on a 2C engine does not differ from the procedure used when changing those on Bud engines.

The most difficult process of changing the engine fluid in the D4 Maz engine. To change the lubricant, you will have to remove the set of nozzles that are installed on top of the engine mixture filling valve.

D4 motor besides trucks Maz is installed on Volvo ( the lineup Discover - freight transport). This engine can be easily converted. This advantage is enjoyed by various auto workshops in which Hot Rods are assembled.

A distinctive feature in the oil update process at Volkswagen is the following points:

1. After draining the lubricant, pour in the cleaning mixture (it should remove plaque in the motor);
2. Kit replacement required temperature sensors.

The simplest process of changing the engine fluid will be on Tayota cars. In them, when updating lubricants, it is not required to change fuses, temperature sensors. You just need to update the lubricant mixture, then restart the engine (applies only to cargo diesel versions Tayota vehicles).

The instructions for updating the engine mixtures on all three cars are the same, with the exception of certain points related to specific models in the line. Otherwise, the process of renewing the lubricant mixture is normal:

1. Motor mixture cream;
2. Filter replacement;
3. Restarting the engine, and resetting the maintenance counter.

Consequences of untimely replacement

Unlike gasoline engines, there are fewer problems with diesel engines. Even if you are 1200 - 2450 kilometers late with a change of consumables, it will continue to work as usual. As a rule, a corresponding notification will be displayed on the instrument panel about the need to change the engine fluid.

The most probable breakdowns due to untimely renewal of consumables are:

• failure of the engine fluid temperature sensor;
• dumping engine speed at high loads;
• incorrect readings on dashboard.

These motors are of very high quality, and you will not need to repair the engine if you have not updated the consumables in time.

Diesel power units differ in certain features, compared with gasoline engines... In this regard, changing the oil in a diesel engine has certain subtleties. Special requirements are imposed on the quality of the lubricating fluid poured into diesel-powered units. Change intervals are largely influenced by the operating conditions and the quality of the fuel used.

Diesel engine oils

To change the oil in a diesel engine, a special lubricating fluid is required. It must have a class of at least B2 according to the ACEA classification or CD according to API. The viscosity parameter must be selected taking into account the tolerances set by the automaker.

Most often for diesel power units universal semi-synthetic and synthetic lubricants are used, the viscosity index of which is 5W40 or 10W40. Additionally, it is recommended to take into account the type of product (synthetics, semi-synthetics, mineral water). It is also important to respect the engine oil change interval.

You can find out about gasoline engines from a separate article on the site, and today we will look at everything about changing the oil in diesel engines.

Why is the oil changed more often in diesel engines?

The engine life of a diesel unit depends on the quality and suitability of the oil used, observing all the recommendations in the operating manual from the automaker. For European cars, an oil change in diesel engines is recommended approximately every 10 thousand kilometers, while in gasoline units the oil can be changed every 15-17 thousand kilometers. Note that this is only true for good operating conditions in European countries.

It is important to note that gasoline and diesel fuel in Europe are of higher quality than in Russia and the CIS countries as a whole. Domestic diesel fuel contains more sulfur and other harmful impurities. As a result, engine oil ages and oxidizes faster. IN dealer car services In our country, according to the regulations, they usually change the oil in gasoline engines after 10, and in diesel engines after 7.5 thousand kilometers. When using the machine in harsh conditions and traveling short distances, the interval will need to be shortened. In such cases, on diesel engines, the oil is changed every 5 thousand kilometers.

Some motorists mistakenly believe that modern turbocharged diesel engines running on synthetic and semi-synthetic fluids require less frequent replacement than older units, which were filled with mineral water.

Synthetics as semisynthetics are distinguished by their ability to better retain their original properties and specifications... Such oils better clean the internals of the engine from wear products, better protecting it from wear during the entire service life. Thus, expensive synthetics have higher performance characteristics, but even it needs to be changed regularly.

With regard to lubricants with the Longlife mark, which are designed for higher mileage, as well as universal oils, things are not so simple with them. Initially, they are designed for diesel engines running on good diesel fuel that meets the standards of European countries. In the CIS, such diesel fuel is rare, therefore, these oils do not work as expected by the manufacturer.

What happens if you do not change the oil in a diesel engine for a long time?

The quality of diesel fuel and operating conditions significantly affect the life of the engine oil. Without timely replacement the liquid will deteriorate and negatively affect the insides of the motor. Old oil contains particles of dirt and dust, which work like an abrasive.

The additives gradually present in the lubricant deteriorate and disintegrate, so the fluid no longer adequately protects the engine from wear, lubricating the rubbing surfaces. Additionally, the detergent properties of engine oil are reduced and soot begins to deposit in the diesel engine, as well as all kinds of harmful deposits.

In critical situations, it is possible to completely clog the oil channels of the lubrication system with dirty oil, which is heavily thickened. This leads to the need for costly and complex overhaul... In the case of diesel engines, such repairs will be very expensive!

Changing the oil in a diesel engine is the most important procedure for extending the life of the power unit. We strongly recommend that car owners use only those oils that meet all tolerances. Ideally, you need to fill original oilrecommended by the car manufacturer. It is important to change the filter in the diesel engine with every oil change.

If you notice that the oil quickly darkened or completely turned black almost immediately after changing, this does not mean that the quality of the lubricant is poor. On the contrary, when the oil darkens, it works. It contains detergent and dispersant additives that are beneficial for the powertrain.

Continuous operation of the machine on a certain type of oil from a particular brand eliminates the risk of interaction between the remnants of the old fluid and fresh one. This will eliminate the appearance of insoluble and hazardous deposits. Therefore, you will not need to flush the power unit when changing the lubricant.

Oil change procedure in diesel engines

There are no fundamental differences between oil changes in a diesel engine compared to gasoline engines. The algorithm is about the same, and it is recommended to change the oil in a diesel engine on a heated engine so that the liquid is more liquid and flows out in full.

Drive the machine onto an inspection hole, overpass or lift with a lift. It is important that the body is horizontal to the ground. Open the hood, unscrew the filler cap and pull out the dipstick. Place a suitable container under the crankcase, into which you can drain the old fluid (it is important that all of it fits, otherwise you will stain the floor).

Unscrew drain plugwhich is a regular bolt. Do this carefully or you may burn yourself. On average, 4-5 liters of grease flows out of the engine in 5-7 minutes. After that you need to unscrew oil filterusing a special wrench or screwdriver. In the second case, you need to pierce the filter housing and use a screwdriver as a lever. Many experienced motorists recommend filling a new filter with oil before screwing in, but this is not true for new cars. The main thing is to lubricate the threads and the sealing gum, after which you can screw the new filter into place.

Screw in the drain plug, and it is advisable to replace the gasket (it looks like a copper washer). Tighten the bolt carefully so as not to rip the threads, and it is generally better to tighten the filter by hand - such efforts will be enough.

Pour fresh purchased oil into the filler neck through a funnel so as not to spill anything. Fill with about 20% less oil than stated in the instruction manual. This is due to the fact that not all of the liquid is drained during replacement. Check the level with a dipstick so that the liquid is between the min and max marks. Screw on the filler cap, insert the dipstick, and start the engine while the oil pressure light on the dashboard disappears. Stop the engine and check the oil level in the system with the dipstick again. Top up if needed, but it's important not to overdo it. If the fluid is greater than the maximum, the gaskets and seals may be damaged.

As you can see, changing the oil in a diesel engine is no big deal, so there is no need to spend money on a visit to a service center. Everything can be done by hand, saving some money.

Without exception, all owners of diesel cars are faced with the need to change the oil in the engine and carry out other service procedures. During the operation of the car, wear products and various large inclusions accumulate in the engine oil, which significantly impair the properties of the lubricant. As a result, the lubrication of the moving parts of the engine worsens, which leads to the appearance of various kinds of problems and the need for expensive repairs. That is why a regular oil change in a diesel engine is required using quality consumable parts.

Diesel engine maintenance intervals

If most car owners do not have problems with the choice of oil for diesel engines, then determining the frequency of oil changes is a certain difficulty.

The fact is that many automakers recommend carrying out these service work with a mileage of 15-20 thousand kilometers. The on-board computers are configured accordingly, which only after a similar run invite car owners to the service.

However, in reality, it is necessary to change engine oil in diesel engines with a mileage of about 6-8 thousand kilometers. The reason for this is not too high-quality diesel fuel, containing numerous impurities, which quickly deteriorate the quality of the technical fluid.

That is why most service center specialists recommend performing routine maintenance with the engine with a mileage of 6000-8000 kilometers.

Choosing oil and filters

When planning to independently service the engine, remember that in this case it is necessary to use a special motor oil for automotive diesel engines, which are designed for power units that run on diesel fuel.

They have a special formula that differs from the lubricant of a gasoline engine. Therefore fill diesel oil in gas engine is prohibited.

For more information on the recommendations for specific technical fluids for your motor, see the technical documentation, where the manufacturer specifies what to use. From the documentation for your car, you can determine.

We can recommend you to purchase engine oil for a Lukoil diesel engine with a small margin, which will allow you to add it later during the operation of the vehicle. You will also need to purchase filters and a set of gaskets required for the filter elements.

We can advise you to purchase diesel oil and filters from large specialized spare parts stores or directly from authorized dealer your car. Thus, you will be completely protected from the possibility of buying a fake, the use of which could harm the car.

You should not save on the quality of technical fluids and increase the service mileage, this will invariably lead to serious problems with the engine, which in turn will increase your machine operating costs.

Tools

Most modern cars involves carrying out service work exclusively at the service station by the forces of professional specialists. However, today the cost of such services is so high that many car owners reasonably think about performing service work on their own.

Fortunately, changing the oil in diesel engines is not particularly difficult, and this procedure can be performed even without any practical experience. You do not need to use any complex professional equipment, all the work is done with the help of an available tool.

To replace the automatic lubricant, you will need:

1. Drain plug wrench.
2. Phillips screwdriver or filter remover.
3. The diesel oil itself and the filter element.
4. Tank for draining the used technical liquid.
5. Rags.

Step-by-step instruction

For most models of diesel vehicles, this service procedure is performed using standard technology:

1. It is necessary to drive the car onto an overpass or pit in the garage.
2. Wait until the oil in the engine has cooled down, then unscrew the drain plug located on the engine crankcase.
3. The waste will drain into a previously substituted container, after which it is necessary to unscrew the filter, replace it, screw the drain plug and pour new Lukoil oil into the engine through the corresponding neck.
4. In most cases, this procedure takes 30-40 minutes and does not present any difficulty.

In the event that the thread is burnt, and it is not possible to unscrew the filter, you can try to pierce the filter housing with a flat screwdriver and, using it as a lever, unscrew the thread. If possible, use a special filter remover, which greatly simplifies service work.

For cars with an on-board computer, the program of which contains certain data on the mileage of the car during the service, you will have to knock down the counter readings yourself.

This can be done using a computer connected to the car (for this you will have to purchase a special connector for connecting a laptop) or manually close the corresponding connectors on the connection terminal diagnostic equipment... You can also just ignore the readings. on-board computer, which will erroneously signal the need for service work.

Conclusion

Self-change of oil in a diesel engine is not difficult. You just need to correctly determine the frequency of oil changes and use high-quality technical fluids and consumables. All work is not particularly difficult, which allows the car owner to carry out it independently without contacting a service station.

Remember that it is prohibited to pour diesel oil into a gasoline engine, and a special lubricant must be used for diesel engines.

For many car enthusiasts, the topic of changing the engine oil is interesting and relevant. It should be noted that the frequency of oil change in the engine is influenced by many factors that must be taken into account in order to correctly and correctly determine the timing. After all, the cost of the oil itself and the labor costs for the replacement procedure are also decent.

No matter how hard the car owners fight, there is no universal rule to be found. Companies that manufacture the vehicles themselves determine this frequency empirically and prescribe it in the device's service instructions. But, in addition to the parameters set by the factory, the most important adjustments are made by the operating conditions, which are individual in each case.

Recommendations for Determining the Optimal Frequency of Relubrication

To establish the optimal frequency of oil changes you need to:

• Study the manufacturer's instructions with recommendations;
• Consider important factors that directly affect the condition of the oil in the engine;
• Rebuild the frequency according to the influencing factors (decrease from factory indicators, increase or leave at the same level).

How often to change the oil in a diesel engine and filters is set by the manufacturer in the instructions for the unit. In practice, this figure is an average value and is given only as a recommended time interval for machines and engines of certain classes. Regardless of whether the interval is given in months or kilometers, it must take into account the characteristics of the region in which the car will be operated and the structural aspects of the mechanisms used.

Automotive Group Policy

Almost all manufacturers have made cars their main trump card, which require constant repairs and replacement with new models. Cars that could be freely operated for tens of years without repair and maintenance do not provide an opportunity to increase production capacity and make great profits. And many are playing on the desire of car owners to increase the interval for replacement of components and maintenance. Therefore, the oil change interval specified by the manufacturer is not the ultimate truth. The only thing the manufacturer is responsible for is the correct operation of the car until the end of the warranty period. Regardless of which engine is used in your car, it is much more profitable to determine the replacement interval yourself, as this will save you from unnecessary costs.

Machine oils with Longlife technology are designed to extend the service life of the vehicle's mechanical parts without any maintenance. The modern industry produces automotive oils that allow for extended service intervals. But before using such oils for your car, you should initially figure out whether these products will really help save money and save your car. The use of these products becomes possible subject to the following conditions:

• Your car manufacturer has certified an oil with Longlife Technology for use.
• The conditions in which the engine oil is used do not conflict with the conditions for using lubricants with Longlife technology.

Can I use a long lasting lubricant?

Often this information cannot be gleaned from the car's manual. You will need to analyze the following parameters:

• For which region the car brand was developed;
• For which consumer segment it was designed.

It is only natural that a vehicle designed for driving on European roads cannot effectively meet Longlife lubricant lifetimes in domestic operating conditions.

In addition, there are other factors that affect the timing of the replacement of lubricating fluids. So, for example, this parameter directly depends on the temperature conditions of the seasons, operating conditions and materials that are used in the work. Vehicles operating in difficult conditions require more frequent oil changes. These conditions should include:

1. If the vehicle is operated intermittently. Since, due to irregular use of the car, the life of the engine is significantly reduced and the cost of replacing the lubricant and maintenance increases. This is due to the accumulation of condensation in the engine, which subsequently forms acid when mixed with diesel fuel.
2. If short distance trips occur frequently. These modes prevent the engine from reaching normal operating temperature, and condensation remains in the engine.
3. Driving in traffic jams is a serious test for any engine. Here the engine has to experience maximum overload. And the lubricating fluid heats up to extreme temperature marks, which accelerates the oxidation processes.
4. Transportation of heavy loads. Causes additional stress on the engine, while the lubricant becomes thicker and faster oxidizes.
5. Work in conditions of polluted atmospheric air. All vehicles designed for use in Europe are designed to operate with a minimum dust content compared to domestic roads. Consequently, the recommendations of the instructions regulating the change of lubricant every 60 thousand km are completely inapplicable for our roads.
6. Low quality diesel fuel. The combustion products of the fuel will settle in the lubricant. And the quality of fuel materials at domestic gas stations still leaves much to be desired.
7. Engine idling. In such operating modes, the motor overheats significantly along with the lubricant. What causes its early oxidation and the need for premature replacement.
8. Using express lubricant change. With this procedure, a significant part of the used lubricant remains in the motor. And the sediment from the oil pan is not vacuum removed. Thus, the new grease immediately loses the lion's share of the positive parameters.

If one of these points, or even several of them, relate to your car, you can immediately reduce the factory time for replacing the lubricant by half. You also need to always take into account the condition of the engine itself: mileage and age. Changing the lubricant cleans the old engine of debris by removing carbon deposits and other debris.

On average, for a diesel engine, the lubricating fluid change interval is 8 - 12 thousand km. But if this interval has not been passed within a year, then you will still have to replace the grease. With regard to the domestic climatic conditions of the middle lane, it is better to use the following replacement periods: change the lubricant between two TO. Use only those lubricants recommended by the manufacturer. Remember, the best engine will perform best on regular long journeys without undue stress on the asphalt surface.

If at least one of the conditions for ideal engine operation is not met, you can safely change the timing of replacing the lubricant.