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If the carbon deposit is not cleaned for a long time, it will cause the operation of the whole vehicle, so that the internal channel of the engine will be blocked by carbon deposits, thereby reducing the power of the automobile engine, and the carbon deposits and deposits will block the needle valve and valve hole of the fuel injector, resulting in the intake valve not being closed tightly, and the cylinder pressure will drop or even temper, resulting in the engine fuel injection is not smooth, the idle speed is unstable, the power becomes poor, the fuel consumption increases and the exhaust emission deteriorates, and the combustion rate is too low. Carbon deposits on the piston top and cylinder head can easily cause local overheating of the combustion chamber and gasoline preheating, resulting in engine knocking and other failures. These failures can shorten the life of the engine.
Generally, the commonly used methods are: dismantling and washing, hanging bottle cleaning, and fuel additives.
1. Dismantle and wash. This method is very direct and rude, but it is generally sent to the 4S store for disassembly, the disassembly of the engine is more complicated, no matter what parts will affect its performance more or less every time it is disassembled, you need to ask a professional master to disassemble. The carbon deposits in the engine can be seen directly when dismantled and washed, and the cleaning will be relatively clean.
However, the cost will be relatively high, and it will also require technology.
2. Hanging bottle cleaning.
This method is also relatively common, the hanging bottle is to discharge the cleaning agent into the air intake, dilute and soften the carbon deposit to turn it into a slurry, and then burn it from the cylinder to discharge. Generally, the cleaning objects include the intake tract, throttle, intake valve, fuel injector, cylinder inside, etc., but the effect is not as direct and obvious as dismantling and washing.
3. Fuel additives.
One of the causes of carbon deposition is that the fuel burns insufficiently, which adheres to various parts of the engine and forms carbon deposits over time. The main function of additives is to drill into the pores of carbon deposits with the help of strong surface activity, destroy their structure, and gradually dissolve these carbon particles from the metal surface, and then discharge them through exhaust gas after burning with fuel at high temperatures. Effective fuel additives such as PNF stock solution are not corrosive, can clean the whole oil circuit, fuel tank impurities, fuel tank moisture, high-pressure oil pump, built-in gasoline filter, fuel injector, piston top, intake valve, exhaust valve, will not clog ternary, and the safety is relatively high.
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The residue of substances in the fuel injector, throttle, oil pipeline, spark plug, cylinder head, inner wall and other parts caused by insufficient combustion of gasoline in the cylinder, and then the black gum produced by the repeated high temperature action of the engine is called carbon deposit.
One of the reasons for carbon deposition is that the fuel is not completely burned and adheres to various parts of the engine, which can form carbon deposits over time. The main function of additives is to drill into the pores of carbon deposits with strong surface activity, destroy their structure, and gradually dissolve these carbon particles from the metal surface, and then discharge them through the exhaust gas after burning with the fuel at high temperature.
The increase in carbon deposits in the car will lead to insufficient combustion of the engine, resulting in an increase in fuel consumption and a long time when the car failure light is on.
Ways to slow down the formation of carbon deposits:
Use high-quality fuel. Because the main components of carbon deposits are wax and colloidal deposition in the fuel, the lower the colloidal content in the fuel, the better. But we can't change the quality of the fuel, but we can choose not to add unidentified cheap fuel.
2.Avoid driving at low speeds for long periods of time. If necessary, the high speed can be pulled at a regular time. The principle of removing carbon deposits at a high speed is to speed up the airflow, which can carry away a small amount of carbon deposits that are not firmly attached. The combustion temperature is increased so that part of the carbon deposits in the cylinder are burned.
Carbon deposition hazards. If the carbon deposit is not cleaned for a long time, the operation of the whole vehicle will be caused, the internal channel of the engine will be blocked by carbon deposits, the engine power will become worse, and the occurrence of fuel consumption, abnormal engine noise, and unstable idle speed will occur, thereby reducing the power of the automobile engine, increasing fuel consumption, and causing the combustion rate to be too low. If you do not clean up the carbon deposit in time, it will not only cause a certain degree of harm to the car, but also the harm to the environment, modern society pays attention to energy conservation and emission reduction, and exhaust emissions must not exceed the standard, so we should pay attention to this problem.
Usually 5000 kilometers with effective PNF fuel additives to clean the overall oil circuit carbon deposits, a long time not to clean up the carbon deposits will cause the operation of the whole vehicle, so that the internal channel of the engine is blocked by carbon deposits, the internal fuel injection of the car is not smooth, so that the engine power becomes poor, thereby reducing the power of the car engine, increasing fuel consumption, and the combustion rate is too low.
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There is no need to clean the engine. The net carbon deposit only needs to be cleaned by the mechanic according to the situation during the big insurance. Car owners are advised not to wash the engine casually.
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It is necessary for the engine to clean the carbon deposits.
If there is a large amount of carbon deposition in the engine, it will cause the intake and exhaust valves to be closed and not sealed, the friction in the cylinder will become larger, and the heat dissipation capacity will become weaker, which will affect the use of the experience, and the carbon deposition will form a large layer, and it will face the danger of pulling the cylinder, so it is useful to clean the engine carbon deposition regularly to ensure the normal driving of the vehicle.
Excessive carbon deposition causes incomplete combustion of gasoline, resulting in increased fuel consumption of the vehicle, engine shaking, idle shaking, exhaust emissions exceeding the standard, etc., cleaning carbon deposits can ensure the normal operation of the engine, and it will not be excessive exhaust emissions.
Cleaning method of carbon deposits
At present, there are two main types of effective cleaning of carbon deposits: dismantling cleaning method and dismantling cleaning method.
1. Dismantle-free cleaning method.
This method is to use special cleaning equipment with the corresponding cleaning agent to thoroughly clean the entire fuel system, it can be added to the cleaning product in the equipment by combustion without disassembling the original parts, and the carbon deposits of the fuel injector, valve, piston top and combustion chamber are cleaned layer by layer, and the cleaned carbon deposits will not fall into the cylinder in a lump and aggravate the wear of the cylinder, but are discharged through the exhaust gas in the form of fine particles.
However, the cleaning method of the equipment added by combustion alone cannot clean the hard carbon deposits that have been formed for a long time, and it can only clean the newly formed carbon deposits in the fuel injector, combustion chamber, piston top and other parts.
2. Dismantling and cleaning method.
Cleaning the valve is relatively simple, and the intake manifold is removed and can be removed by soaking it in a detergent or wiping it by hand. When cleaning the carbon deposits of the injector, the injector needs to be removed, and it can be cleaned by soaking or ultrasonic. Engine cylinder carbon deposits need to be dismantled timing belts, cylinder heads and other parts before they can be cleaned.
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There is no harm and impact on the car, but the fuel treasure should be used correctly: 1. Before using fuel additives, read the product instructions carefully, and do not think that the more fuel additives are added, the better; 2. Because if you add less, it will not be able to play the role of fuel treasure, but the more you add, the more likely it is to affect the performance of the fuel and even damage the engine; 3. If the vehicle is inspected and determined to have a lot of carbon deposits, you can try to use a clean fuel treasure, which can effectively clean the carbon deposits in areas such as valves and fuel injectors.
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Yes, cleaning the inside of the engine,
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Hello landlord, the common places for carbon deposition are throttles, engine interiors, and fuel injectors. Engine cleaning carbon deposition is generally done in about 30,000 kilometers, it is recommended that you drive to the 4S shop to clean the throttle, use quality guaranteed fuel channel cleaner, engine lubrication system cleaning agent and protective agent.
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How to clean the engine carbon deposit is a problem that many car owners are worried about, because once the carbon deposit appears in the engine, it will affect a series of problems such as acceleration or unstable speed, so many people try their best to find a simpler way to clean carbon deposit.
The easiest way is to add fuel detergent.
The easiest way to clean carbon deposits is to add fuel cleaner, but most of the fuel cleaners are used in too many times, which can be used to clean the intake manifold, valve, injector and other areas, but direct injection can only clean the cylinder, that is, it cannot be completely cleaned, but it is very convenient and can clean most of them.
The most straightforward way to pull high-speed cleaning.
There is also a simple way to clean carbon deposits, which is to tease Wang speed, which is also very direct, without anything else, directly by limiting the gear to achieve high speed at a safe speed. Although this method is relatively straightforward, it can effectively clean carbon deposits, which are all-solid things, which are still very convenient.
The most commonly used method is "hanging bottles".
In addition to the above two simple cleaning methods with defects, what other methods can be used to clean engine carbon deposits? Then there is only one most commonly used method - "hanging bottle", which is a little cleaner than the above two methods, and it is also a little troublesome, and the ** of a cleaning is not low. This cleaning method is to continuously wash and clean the throttle, intake manifold, injector, and back of the intake valve by pouring the cleaning agent into the bottle tool and then introducing it through a catheter into the engine.
The most effective way to disassemble the engine wash.
This cleaning method is generally not used very much. After all, it is troublesome to disassemble the engine and troublesome to clean, but it is the best way to clean it most thoroughly. Unlike previous cleaning methods, there is a residue after cleaning.
After washing, this cleaning method is as clean as new, but it is also a bit expensive.
To sum up, there are only a few ways to clean the engine carbon deposit, but to be honest, although the first three methods are more convenient, the cleaning is basically a palliative rather than a cure. In order to truly clean up the carbon deposits in the engine, it is still necessary to disassemble the engine for cleaning.
Millions of car purchase subsidies.
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1.Cleaning the throttle:
Remove the engine trim cover, remove the throttle valve, wash it with carburetor cleaner, dry it with a cotton cloth and install it.
2.Cleaning the carbon deposits inside the engine
Open the oil cap, pour the whole tank of cleaner (mixed with old engine oil), close the oil cap, idle for 10 minutes, and then turn off the ignition. Cleaning the carbon deposits inside the engine, the detergent dissolves the sediments such as sludge, gum, moisture and metal debris inside the engine, and can reduce the pollution of new engine oil and prolong the service life of the engine.
3.Cleaning the oil circuit carbon deposit:
Before refueling, add the whole bottle of fuel additive to the tank. Read the instructions clearly How many liters is the fuel tank of your car? Generally, a bottle of fuel additives is used for 50-80 liter fuel tanks. Cleaning the carbon deposits in the oil circuit includes cleaning the fuel injector, combustion chamber, spark plug, throttle valve and other parts.
4.Cleaning the carbon deposits in the air intake system
Buy a bottle of air intake system cleaner, pour it into the liquid storage tank of the special cleaning equipment, connect it to the air intake system, and use the vacuum to suck the detergent into the air intake road to achieve the purpose of cleaning.
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