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The main factors of insufficient power are as follows:
1) Reasons for fuel supply: due to the blockage of the vent hole of the fuel tank cover, the fuel tank switch, the fuel filter and the oil pipe between the fuel tank and the carburetor, which cannot meet the required oil volume, resulting in the mixture being too thin and the engine working weak.
Due to the long-term use of the air filter is not cleaned in time, the blockage, the lack of air volume will cause the combustible mixture to be too thick, so that the engine power will be reduced.
The use of low-octane gasoline, the use of gasoline for too long, due to volatile deterioration resulting in too low octane number, easy to cause detonation, so that the engine power decreases. Carbon accumulation in spark plugs and other parts increases fuel consumption.
There is water and air in the oil circuit, which will affect the smooth flow of fuel. The muffler has too much carbon, which increases the exhaust resistance.
2) Causes of ignition system: ignition timing is inaccurate, ignition is too early, causing premature ignition and detonation of combustible mixture. Due to the failure of the ignition system, the spark plug is broken or the spark plug spark is weak.
3) Compression pressure of the cylinder: the serious wear of the piston, piston ring and cylinder causes the matching gap of the piston, piston ring and cylinder to increase, and the sealing becomes poor, resulting in the leakage of the cylinder head and reducing the compression pressure of the cylinder. Due to the poor sealing, the crankcase leaks, which reduces the suction power.
Improper adjustment of valve clearance, misalignment of valve timing, and tight valve closure affect the cylinder pressure and reduce the power of the engine.
4) Engine overheating: due to various reasons, the combustion of the combustible mixture is incomplete, so that the carbon deposit in the combustion chamber is excessive, resulting in poor heat dissipation, and the engine load increases to produce overheating.
5) Too much or too little lubricating oil in the crankcase, the lubricating oil deteriorates or is dirty, and the lubricating oil passage is blocked, which affects the power of the engine.
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If the old flame goes out, first check the spark plug, if it has not been replaced for three years, it is recommended that you replace it. Then check whether there is any abnormality in the oil circuit, whether the oil supply is smooth, you can buy five bottles of fuel treasure to add it, you can clean up the carbon deposit, and don't buy it for a few dollars.
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If your motor vehicle has a lack of power and often stalls, the first thing to consider is to see if there is a problem, so it is best to clean the throttle.
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Well, it is recommended to clear it, and by the way, see if it should be cleared three-way catalysis (affecting power).
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The situation must be that the throttle has too much carbon deposit, and the throttle can be cleaned up.
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It should be that the throttle has accumulated too much carbon, and it is necessary to clean the throttle.
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Check the spark plugs and clean the throttle.
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Hello, this first confirms that the spark plug is working well and the engine is running smoothly at idle!
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Is it not the quality of the oil?
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Usually this kind of situation is due to the fact that the car engine is not well maintained, it will be illuminated into too much carbon sludge, and after cleaning, these carbon deposits will be discharged to the three-way catalytic converter, where it is possible to block the three-way catalytic converter. After the three-way catalytic converter is cleaned, it will achieve the effect of energy saving and emission reduction, and smooth driving.
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This is an excessive amount of cleaning agent sprayed during cleaning, or the quality of the cleaning agent is not good, the spark plug is flooded, just start it a few times and evaporate it, the car does not shake after starting, there is no need to change the spark plug, there is no problem.
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There are many possibilities:
1. Excessive carbon deposition in the throttle BAI, idle motor, DU inlet and combustion chamber will cause the engine to stall. The excessive carbon and dirt deposits in the intake tract and the change in the cross-sectional area of the air passage make it impossible for the control unit to accurately control the idle air intake, resulting in the mixture being too thick or too thin, and causing the engine to fail to start.
Second, because of the poor performance of the electronic control system to maintain constant pressure and low fuel pressure, the fuel injection atomization is poor, resulting in difficult starting.
Third, the engine should be turned off during the hot car, first of all, check the carbon deposition of the throttle body, and secondly, the crankshaft position sensor itself has abnormal resistance, resulting in the disappearance of the crankshaft speed signal after the hot car, resulting in the engine stalling;
Fourth, the gasoline pump itself is faulty, and the resistance value changes after a long working time, which cannot provide normal fuel pressure for normal operation, causing the engine to heat up and stall; 5. The ignition system is faulty, the ignition module is overheated and cannot work normally, the ignition voltage fails, and the engine stalls;
6. Abnormal throttle signal voltage and abnormal engine computer control will cause the vehicle to stall while driving;
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<> "Carbon deposition in automobiles is the cause of insufficient power.
In fact, the problem of "carbon deposition" has appeared a long time ago, but it has not been paid attention to by car owners, the after-sales service station manager of the 4S store Chen told us, because now with the car owners have higher and higher requirements for car performance, so the problem has also been manifested.
The problem of carbon deposition is mainly in the car that often runs in the urban area, because the urban roads are congested and there are many traffic lights, so the car will be idle for a long time, idle driving, in order to prevent the car from stalling, it will continue to spray the mixture, which will lead to the mixture is too thick, and if it cannot be completely burned, carbon deposition will be formed.
The oil used in the car contains impurities, which is also a major reason for the formation of carbon deposits, and it is very easy to form carbon deposits when burning ethanol gasoline in cars, so I hope that car owners will pay attention to it in the future.
If the carbon deposition formed affects the normal performance of the car, the owner can go to the 4S shop for dismantling and washing, but this will take more manpower and material resources, so it is recommended that the car owner add detergent to the car, although it takes a while to clean the carbon deposition cleaning section in the car, but the cost of the fuel bucket is small, and the impact on the car is also small.
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There are many reasons for carbon deposition, such as the temperature of the engine is low for a long time, such as the ignition effect of the spark plug is not good, and the oil quality is not good. There are many reasons for this to increase carbon deposits. It is recommended to use some good quality accessories, and do not be greedy for cheap when maintaining, and choose some cheap accessories.
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There are many reasons for carbon deposits, oil is only one aspect, and it is also very related to driving habits, low-rpm high-end, or long-term low rpm may have carbon deposits.
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Hello, why does your car always produce carbon deposits is a problem with oil? There are two or three problems with this, oil is also one of them, when your oil quality is not good, when the combustion is not complete, it will also be incomplete, it is also easy to produce this carbon deposit, or when your spark plug ignition is not good, and when you mix too thick, it will also cause carbon deposits, I hope to help you, hope to adopt, thank you.
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The best way to clean up carbon deposits in your car:1. In fact, the hanging bottle is slow: the "hanging bottle" is loaded with a pressurized atomized cleaning agent, and the cleaning agent is sent into the air intake, and the carbon deposit of the throttle valve, fuel injector and other parts is "solvent dissolved" reaction, and then the carbon deposit is cleaned out of the engine by using the high engine speed, but the carbon deposit is very serious, which will cause the three-way catalytic system to be blocked or even damaged;
2. The use of detergent pours the cleaning agent into the machine, sprays it into the combustion chamber with machine pressure, allows the cleaning agent to react with the carbon deposit to dissolve, and then extracts the waste liquid, if the carbon deposit is very serious, the large carbon that falls can not be completely extracted, which may damage the combustion chamber;
3. It is best to use an effective release agent, which will clean the oil circuit and carbon deposits, and then release the piston ring of the mold pin stool. If you want to use a PNF-type cleaner, you can release the piston ring.
Proper way to clean carbon deposits.
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Cleaning up carbon deposits is to make carbon deposits less, not to make carbon deposits more.
In fact, you don't need static cleaning, you can run a high-speed trip and it will be automatically cleaned up.
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For automobiles, carbon deposits are indeed the main culprit for increased fuel consumption and unstable idling. The most susceptible parts of the car are the engine, throttle and spark plugs, because the car has been driving for a long time due to the owner's bad driving behavior and the addition of a lot of inferior fuel, resulting in an increase in engine carbon deposit. The increase in carbon deposition on the throttle and spark plug will lead to an increase in the fuel consumption of the car, and at the same time, it is a normal phenomenon that the car is unstable.
First, the throttle deposition will affect the increase of automobile fuel consumption.
The throttle valve of the car is located at the right end of the engine, and the role of the throttle valve is to control the air intake of the engine, and there is a valve inside the throttle, and the valve can control the air intake of the engine by changing the size, that is to say, the larger the valve, the stronger the power of the car. The throttle will have an impact on the fuel consumption of the car after the carbon deposit is generated, because the throttle controls the air intake of the engine after all, and if the air flow is unstable, it will lead to an increase in engine fuel consumption. <>
Second, spark plug carbon deposits will cause the car to idle unstable.
It is important to know that the spark plug is one of the very important components in the ignition system of the car, and its principle of action is to ignite the combustible gas in the combustion chamber of the engine through the high-voltage electricity generated by the spark plug, so that the engine can do normal work. For automobile spark plugs, the spark start plug port is the most likely to produce carbon deposits, and after the spark plugs produce carbon deposits, it will lead to unstable car idling, and it will also be accompanied by the fault phenomenon of unsmooth ignition of the car. <>
3. Summary. In general, the impact of carbon deposition on the car is very large, if the car has too much carbon deposition, then it will lead to an increase in fuel consumption and a decrease in power of the car, and it will also be accompanied by various fault phenomena such as unstable idle speed and unsmooth ignition. The generation of carbon deposits is often caused by the bad driving behavior of the car owner and the addition of inferior fuel, so the owner must maintain the car regularly, so as to reduce the generation of carbon deposits.
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This is indeed what it looks like, and this is also a problem that often occurs in many brands of cars, and it should be solved.
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Yes, of course. Because of this phenomenon, the engine does not burn sufficiently, which in turn leads to an increase in fuel consumption.
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This is indeed the case, because in the process of driving, it is very likely that the carbon accumulation of our cars will be too bad, which will lead to various problems in our vehicles. Tease and dismantle.
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The car's unstable idling, shaking, power drop, and cold start difficulties are related to engine carbon deposits.
At present, there are only two ways to remove carbon deposits in the maintenance plant, one is to use the disassembly-free cleaning method when the carbon deposits are not serious, and clean them by adding a special cleaning agent liquid. Second, if the carbon deposition is serious, the method of removing the cylinder head to clean the valve and cylinder block should be adopted.
One is to take some preventive remedial measures to reduce carbon deposits as much as possible, 1. Use clean fuel that meets the label; 2. Cultivate good driving habits, and the hand wave shift should be above 2000 rpm; 3. Regularly pull the high-speed to let the engine run at high speed to remove slight carbon deposits.
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Go to the repair shop and clean the injector and throttle. Clean up the spark plug and replace the spark plug if necessary.
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Just as mentioned above, clean the spark plugs, check the high-voltage lines, fill with carbon deposit cleaner, raise the gasoline by one mark, get on the high speed, shift gears at high speed, and drive at high speed for a long time!
Adding detergent can't clean all the charcoal, but it will have some effect! It is best to use 2 tanks of oil in a row!
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Hello, glad to answer for you! Will the engine stall during driving if the carbon deposit is not cleaned? Yes. Once an automatic transmission car turns off while driving, the steering wheel will lose power and the braking force will become heavy, so be sure to pay attention.
After all, driving safety is not a trivial matter. The following conditions will result in an automatic stall1Throttle Dirt The dirt caused by carbon deposition on the throttle valve directly affects the working condition of the throttle.
If the carbon deposits are not cleaned for a long time, it will lead to throttle opening errors, and at the same time, the empty impurities will enter the engine cylinder, causing the engine to run abnormally. The main manifestations of throttle carbon deposition are unstable idling, decreased power, increased fuel consumption, difficulty in starting, sudden closure of the throttle valve when driving, and even stalling while driving. Therefore, to prevent carbon accumulation on the throttle and clean the throttle is also a car maintenance project.
2.Nozzle clogging is a fuel system, and the injector is a breeding ground for carbon deposits. The carbon deposits and colloidal substances formed by the combustion of gasoline will adhere to the injector, resulting in the phenomenon of carbon deposition adhesion and even blockage.
Clogged nozzles can lead to poor fuel injection, poor atomization, weak power, engine shake, and other phenomena. In severe cases, the engine will stall while driving, and automatic transmission models are no exception. 3.
Fuel Pump FailureFuel pump failure can lead to insufficient fuel supply, and the symptoms are similar to other fuel system failures (injector failures), such as weak acceleration, fuel collection during rapid acceleration, difficulty starting, abnormal noise, engine shaking, etc., which can seriously cause the car to stall during driving, including automatic transmission models. 4.High-pressure packaging failureIf the high-pressure package fails, it will lead to abnormal engine operation, shaking, poor acceleration and other symptoms, and the failure of the high-pressure package of several cylinders will lead to stalling.
The high-pressure pack is an important part of the ignition system, providing enough energy for the spark plug to generate an ignition spark. If the high-pressure pack fails, the spark plug is useless and will cause the automatic transmission model to stall. 5.
Spark plug failure is similar to the spark plug failure phenomenon of the ignition system and the failure of the high-voltage package (ignition coil), there will be a lack of cylinder, weak acceleration and jitter, that is, the phenomenon of "targeting", and multiple spark plug failures will cause the car to stall during driving, including automatic transmission cars.
The idle speed is too low, check the condition of the idle motor.
You see, that's your district, that's the DMV.
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