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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:
1.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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Hello friend, just after cleaning up the carbon deposit, the engine shakes, and it is normal to argue that it is normal to be a little earlier. The first is that after the carbon deposit is removed, the vehicle engine itself will have the residue of some of the related cleaning agents. The second is that after cleaning, the vehicle engine will be too concentrated, so there will be shaking.
Thirdly, after a while of driving, and then the relevant mixer returns to normal, the vehicle shake will disappear. [Summary].
Hello friend, just after cleaning up the carbon deposit, the engine shakes, and after a while it is normal, this is a very positive phenomenon. The first is that after the carbon deposit is removed, there will be a part of the residue of the relevant cleaning agent in the vehicle engine. The second is that after cleaning, silver cherry blossoms will be prepared, which will cause the vehicle engine to have too thick mixture, so there will be shaking.
Thirdly, after a while of imitating the cluster, and then the relevant mixer returns to normal, the vehicle shake will disappear.
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Engine shake after cleaning carbon deposition Causes of car shake after cleaning carbon deposition: 1. When carbon deposition adheres to the intake and exhaust valves, the intake and exhaust valves are not closed tightly and the air leaks, and the pressure in the engine cylinder drops, and the direct result is that the engine is difficult to activate, and there is shaking under idle conditions; At the same time, it affects the section of the mixture entering the combustion chamber, and the carbon deposition can adsorb a certain amount of mixture, thereby reducing the engine power; 2. When the carbon deposit adheres to the cylinder and piston top, it will reduce the volume (space) of the combustion chamber and improve the cylinder compression ratio, and when the compression ratio is too high, it will cause the engine to burn prematurely (solid engine knocking) and reduce the power generation; 3. When the carbon deposits adhere to the spark plug, it affects the quality of the spark; Not even jumping fire; 4. When carbon deposits are formed between the piston rings, it will easily jam the piston rings, causing fuel oil and straining the cylinder. @2019
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The reasons for the car shake after cleaning the lead carbon deposit: 1. When the carbon deposit adheres to the intake and exhaust valves, the intake and exhaust valves are not closed tightly and the air leaks, and the pressure in the engine cylinder drops, and the direct result is that the engine is difficult to activate, and there is shaking under idle conditions; At the same time, it affects the section where the mixture enters the combustion chamber, and the carbon deposition can adsorb a certain amount of mixture, thereby reducing the engine power; 2. When the carbon deposit adheres to the cylinder and piston top, it will reduce the volume (space) of the combustion chamber and improve the cylinder compression ratio, and when the compression ratio is too high, it will cause the engine to burn prematurely (solid engine knocking) and reduce the power generation; 3. When the carbon deposits adhere to the spark plug, it affects the quality of the spark; Not even jumping fire; 4. When carbon deposits are formed between the piston rings, it will easily jam the piston rings, causing fuel oil and straining the cylinder.
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1. The influence of carbon deposition on air intake.
Carbon deposits deposited in engine intake valves and intake tracts (intake manifolds) can destroy the smoothness of the intake manifold, hinder the flow properties of the gas, reduce the flow speed of the gas, and form intake resistance. The decrease in the amount of air will cause a significant reduction in the amount of air entering the combustion chamber, which will directly lead to a decrease in engine power.
2. The effect of carbon deposition on deflagration and spark plugs.
When the gasoline engine is working, the incomplete fuel and the lubricating oil that flows into the combustion chamber form carbon deposits in the combustion chamber under the action of oxygen and high temperature.
Carbon deposition causes poor heat transfer in the machine, increases the temperature, and causes the temperature of the gas mixture to rise. Carbon deposition reduces the effective volume in the combustion chamber, increases the actual compression ratio, and increases the gas pressure, which can easily cause deflagration.
In the case of strong deflagration, the engine overheats, and the temperature of the cylinder head, cooling water, and lubricating oil rises, which aggravates the wear of various parts in the engine. If there is carbon deposits between the electrodes of the spark plug in the combustion chamber, the spark spark emitted by the spark plug will be weak. In serious cases, it is easy to cause a short stool road, which affects the normal operation of the engine.
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Carbon deposition refers to the colloidal substance similar to oil sludge produced by fuel and oil vapor that escapes into the combustion chamber when it cannot be completely burned, and these substances adhere to almost any part of the engine room, including intake and exhaust valves, spark plugs, fuel injectors, piston tops, etc., after continuous accumulation, coupled with the action of repeated high temperatures of the engine, and finally form a coincidental abrasive carbon substance similar to coal.
How to judge the organic carbon of a car? When the car has the following conditions, it can be judged that the carbon deposition of the car is more serious:
1. It is not easy to start when the cold car is ignited many times, and it is normal when the car is hot;
2. The engine idle speed is unstable, and the speed is high and low;
3. The driving feeling is weak and stuffy, especially when overtaking, the speed response is slow, and there is a big difference between the new car and the new car;
4. The exhaust of the car is pungent and the emission exceeds the standard;
5. The fuel consumption of the car has increased a lot compared with before.
How to clean up the best way to clean up carbon deposits in automobiles.
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.
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 non-corrosive, do not clog ternary, and have a wide or high safety ratio.
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No, choose a real gasoline cleaner to help clean the carbon deposits inside the engine, effectively prevent the formation of carbon deposits on the metal surface, and gradually activate the original carbon particles and slowly remove them, so as to protect the engine from damage. However, if counterfeit gasoline detergent products are added, the opposite effect can be achieved. The main component of carbon deposits is impurities in gasoline, and cleaning carbon deposits will affect the engine.
No, choose a real gasoline cleaner to help clean the carbon deposits inside the engine, effectively prevent the formation of carbon deposits on the metal surface, and gradually activate the original carbon particles and slowly remove them, so as to protect the engine from damage. However, if counterfeit gasoline detergent products are added, the opposite effect can be achieved.
The main component of carbon deposition is the impurities in gasoline, so gasoline with high cleanliness has a weak tendency to deposition carbon. However, you should note that high label does not mean high quality. The label only represents the octane number of gasoline and does not represent quality and cleanliness.
Experts also recommend that car owners in the case of daily maintenance, every 2-40,000 kilometers to do the air intake system disassembly-free cleaning, that is, without disassembling the engine on the premise of using special equipment to clean the vehicle air intake, valve, oil circuit and other parts that are prone to carbon deposits. deposited on the engine intake valves.
Carbon deposition in the intake manifold destroys the smoothness within the intake manifold, hinders the flow properties of the gas, reduces the flow velocity of the gas, and creates intake resistance. The reduction in the amount of air charged will greatly reduce the amount of gas entering the combustion chamber empty, which directly leads to a decrease in engine power.
How to solve the problem of the fault light after cleaning the throttle.
Solution: After the throttle is cleaned, the fault light is on. After re-checking the line at the 4S shop, initialize the throttle with a computer to resolve the fault.
This is because when the throttle position sensor is installed back on, the wiring is not properly connected, or the throttle is not fully returned, the vehicle will ignite and start, resulting in abnormal sensor signals.
The throttle is a component above the intake system. Its main function is to control the air intake. The variable it corresponds to is the response of how many accelerator steps are taken. If you step on the throttle more, the throttle will open more and the intake will collapse more.
Throttle failure can cause the cylinder to not close and an air leak. If the pressure in the cylinder is not enough, it is difficult to ignite (there are also high voltages, that is, the pressure in the cylinder and the compression temperature of the mixed gas do not reach the ignition conditions). In severe cases, the cold engine cannot catch the car, the combustion is incomplete, the locomotive car has no power, and it will also cause fart (the sound of the exhaust pipe gun).
There are two types of throttle valves: traditional pull wire throttles and electronic throttle valves. The traditional engine throttle control mechanism works through a pull wire (soft steel wire) or a pull rod, one end of the pull wire is connected with the accelerator pedal, and the other end of the pull rod is connected with the throttle linkage plate.
The electronic throttle valve mainly uses the throttle position sensor to control the opening angle of the throttle according to the energy required by the engine, so as to adjust the air intake. Will cleaning carbon deposits affect the engine How to solve the problem of the fault light on after cleaning the throttle @2019
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[Summary].Dear, glad to answer for you! <>
Cleaning carbon deposits does not affect the engine. Cleaning the carbon deposits regularly is helpful for the engine. There is carbon deposition in the car engine, which will affect the intake and exhaust valves of the car, which will lead to unsealed conditions, and the friction in the cylinder will become larger, which will affect the heat dissipation ability of the engine, and the heat dissipation capacity will become weaker, and the service time of the engine will also be affected
Will cleaning carbon deposits affect the engine?
Dear, glad to answer for you! <>
Cleaning carbon deposits is a limb disturbance that does not affect the engine. Cleaning the carbon deposits regularly is helpful for the engine. The car engine has carbon deposits, which will affect the intake and exhaust valves of the car, which will lead to unsealed conditions, and the friction in the cylinder will become larger, which will affect the heat dissipation ability of the engine
Kiss, give you an extension <>
In order to avoid the occurrence of failures, the oil quality should be changed regularly in combination with the use conditions, the impurities around the PCV valve should be removed regularly, and the fuel system should be cleaned regularly to control the generation of carbon deposits, so that the engine can be kept in good <>condition
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