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List of contents of this article:

• 1,trade data solutions The car engine does not run smoothly. What's wrong with the jitter?
• 2, What's wrong with the engine shaking and the idle speed is unstable?
• 3, What is the reason for engine jitter and unstable idle speed
• 4, What's wrong with the engine shaking and idling unstable?
• 5, What are the reasons for the unstable operation of the engine and its handling measures?
• 6, What's the matter with engine shaking and unstable idling?

The car engine does not run smoothly. What's wrong with the jitter?

Engine lack of cylinder, engine lack of cylinder mainly refers to one or more cylinders in the engine that are not working properly, which is manifested as: the exhaust air flow discharged by the car has obvious intervals, and the exhaust pipe shakes heavily, which can obviously feel the shaking of the engine, sometimes accompanied by a sudden sound.

Cause of engine jitter I: Engine cylinder shortage Engine cylinder deficiency mainly refers to the situation that the cylinder does not work normally in the engine, which is usually manifested as: the exhaust gas flow discharged by the car has obvious intervals, and the exhaust pipe shakes at the same time., the jitter of the engine and body can be clearly felt, which is mostly caused by ignition coils or spark plugs.

There are generally three reasons for engine shaking: the relationship between the foot, carbon accumulation, and the fault and the engine resonance. With the extension of the use time of the car, the problem of resonance between the body and the seat caused by engine shaking will always occur.

Causes for unstable jitter at idling speed of the car 1: The mixing ratio is not suitable, resulting in jitter. If the oil-gas mixing ratio in the engine compartment of the car is not accurate, the car is easy to shake.

Serious engine carbon accumulation: Cars always have the problem of carbon accumulation, including cylinder carbonization, throttle carbonisation, spark plug carbonization, intake carbonisation, etc. When the engine accumulates too much carbon, it will affect the ignition energy, intake efficiency and air-fuel ratio of the car, resulting in unstable power output of the car, idling and acceleration jitter.

Seven major reasons for engine shaking. The air filter is dirty: The air filter is designed to protect the engine and reduce wear. It is generally replaced at about 10,000 kilometers. If the replacement is not timely, it will cause low idle speed due to insufficient air intake, and the engine shake. As long as the filter is replaced, it can be solved.

What's wrong with the engine shaking and unstable idling?

Unstable oil pressure: If you have cleaned up the engine carbon, cleaned the throttle valve, replaced the oil pad and spark plug, etc.

The main reason for idling jitter: serious engine carbonization: cars always have the problem of carbon accumulation, including cylinder carbonization, throttle carbonisation, spark plug carbonization, intake carbonisation, etc.

It also makes the mixture thicker, and the combustible mixture of the engine is sometimes thin and sometimes thick, causing idle shaking after cold start. Ignition system problems Check the working condition of spark plugs, high-voltage wires and ignition coils. Poor working conditions of the ignition system and spark plugs will also lead to such failures.

Causes for unstable engine idle speed: excessive specific gravity of engine carbon accumulation, air filter blockage, low ignition energy, abnormal water temperature, carbon accumulation in the valve and intake duct, blocked fuel nozzle, etc.

According to the survey, most domestic car owners have unstable faults such as "idling" jitter, which has a great relationship with the quality of fuel. Poor fuel quality will damage the performance of the engine, thus causing the problem of idling jitter.

What is the reason for the unstable idle speed of the engine shaking

The engine has serious carbonisation. The most common cause of idling jitter is excessive carbonisation of the throttle valve or fuel nozzle.

The most common reason for car shaking is that the throttle valve is too dirty or the fuel injector has too much carbon.

The main reason for idling jitter: serious engine carbonization: cars always have the problem of carbon accumulation, including cylinder carbonization, throttle carbonisation, spark plug carbonization, intake carbonisation, etc.

The main reason for idling jitter; the most common reason for car jitter is that the throttle valve is too dirty or the fuel injector has too much carbon.

What's wrong with the engine shaking and the idle speed is unstable?

1. Specific reasons for the unstable idle speed of the car engine: excessive carbon accumulation in the engine: When there is too much carbon accumulation inside the engine, the gasoline sprayed by the fuel injector of the vehicle will be absorbed in a large amount of carbon accumulation, resulting in excessive mixing gas, causing difficulty in starting. Only when the gasoline absorbed by carbon accumulation reaches saturation It will be easy to start the waiting vehicle.

2. The ignition system does not work well and the spark plug ignition condition is not good, which will also lead to idling shaking of the engine. If there is a problem, check whether the ignition system is faulty and whether the spark plug has too much carbon.The oil pressure is unstable.

3. It also makes the mixed gas thicker, and the combustible mixed gas of the engine is sometimes thin and sometimes thick, causing idle shaking after cold start. Ignition system problems Check the working condition of spark plugs, high-voltage wires and ignition coils. Poor working conditions of the ignition system and spark plugs will also lead to such failures.

4. It may be an abnormality of the ignition system: if the working state of the ignition system is abnormal, such as spark plugs and high-voltage wire failures, it will cause the vehicle to idling jitter. It may be that the oil pressure of the fuel system is unstable: when the vehicle's oil pump cannot supply the vehicle with enough fuel.

What are the reasons for the unstable operation of the engine and its handling measures?

Hasing method: clean up the throttle valve.Spark plug failure will lead to poor ignition of the car, or even inability to start. There will also be increased fuel consumption, engine shaking and other phenomena. You can feel the shaking of the vehicle during driving. Handling method: replace the spark plug.

There are many reasons for engine jitter. Once there is a jitter, the fault must be dealt with as soon as possible. If it is dragged all the time, it will cause damage to the engine fuel and foot and other parts.

What is the reason for the unstable speed of the tractor engine? The tractor does not run smoothly under heavy load, but runs smoothly when the car is empty or downhill. It should be checked whether the fuel system is blocked and the oil is not smooth.

Solution: You can try to replace the interface pad first, because the air leakage may be caused by the aging of the interface pad. However, when several interface pads are replaced and they don't work, they need to be checked carefully.Poor quality of fuel: poor quality of fuel, the combustion of the engine becomes worse, resulting in violent vibration and noise in the engine.

There are also many factors that cause the high temperature of the engine, the main reason is the lack of coolant. Others include water pump damage, water pump belt breakage, thermosther failure, water tank blockage or surface dirt, fan not turning or too low speed, cylinder pad damage, etc., which require us to check and judge according to specific symptoms.

What's the matter with engine shaking and unstable idle speed?

1. Specific reasons for the unstable idle speed of the car engine: excessive carbon accumulation in the engine: when there is too much carbon accumulation in the engine, the gasoline sprayed from the fuel injectout of the vehicle willIt is absorbed by a large amount of carbon, resulting in excessive thinning of the mixed gas, which makes it difficult to start. Only when the carbon-absorbed gasoline reaches a saturated state will the vehicle be easy to start.

2. Unstable oil pressure: If you have cleaned up the engine carbon, cleaned the throttle valve, replaced the oil pad and spark plug, etc.

3. The most common cause of car shaking is that the throttle valve is too dirty or the fuel nozzle accumulates too much carbon.