What is the reason why the car can t speed up 60

The engine is shaking, I've dealt with this problem for others before. You can look at the Ha spark plug and the high pressure pack. Have you had an engine overhaul?

Your car is turbocharged, and there are generally these situations. The turbo didn't intervene, you shifted slowly, or the gear was high.

Hello! The speed of the car cannot be raised, and the general situation should be divided into two categories.

First of all, if we step on the accelerator and see the engine speed shirring upwards, it means that there is not much problem with the engine part. Basically, you can adjust the speed according to the depth of the throttle. Explain that the engine is OK.

Then the suspicion is on the gearbox. Is the gear shift working and is the clutch pad or brake band slipping badly in some types of transmission?

The second type is to step on the accelerator, the engine speed is not up, and I feel weak. Then there are many reasons for this. For example, the recent obstruction will also cause the fuel injection volume to not keep up (because the car will forcibly stabilize the air-fuel ratio), then this is due to the weakness caused by the problem of the air intake system.

For example, the air filter is seriously blocked.

In addition, low rail pressure usually causes similar acceleration weakness and speed failure. We can tell by measuring the rail pressure. In other ways, a variety of sensor failures can cause similar problems when the engine is not functioning properly.

Answer: If the gas pedal can't be speeded, you can first check the gasoline pressure and test whether the cylinder pressure is normal, these two '1 conditions are currently an important factor affecting the vehicle. In addition, this can also be caused by blockage of air and gasoline grids and aging of high-voltage lines.

Q: It's been less than a year since the new car was built.

It's been less than a year since the new car arrived.

Often, this is always the case for shifting gears.

Question: I had to change gears before I added oil.

I had to change gears to add oil.

Manual transmission. Manual transmission.

After changing gears, it didn't take long to change gears again.

Question: So how do you solve this problem?

So how do you solve this problem?

Hello Reasons why the speed of the car cannot be increased:

1. Fuel supply system failure. The biggest driving force for the acceleration of our BAI cars is our engine, which in turn works on fuel. So if there is a problem with our fuel supply system, it is natural that the speed of the car will not be increased according to our requirements during rapid acceleration.

2. Failure to control the oil pressure, fuel injection amount or ignition time as required. When our car accelerates sharply, oil pressure, fuel injection and ignition timing are very critical factors, if these three points do not meet the specifications, then it is likely to cause our car speed to not increase.

3. There is a problem with the spark plug and the high-voltage line.

2. It may also be that the engine cylinder is missing, and the ignition of the spark plug is not good, as long as the spark plug is replaced;

3. There may be a problem with one of the three things: oil circuit, oil pump, and gasoline grid. This type of problem is most likely due to the addition of low-quality gasoline.

If the car is a manual transmission, we have to see if the gear is in the low gear, if it is in the low gear, everyone has to upshift, so that the speed will go up.

If you turn to the high level, the speed or can't be raised, you need to smell whether the car has a burning smell, if so, then it should be that the clutch plate is too thin, resulting in deviation.

In this case, the gearbox must be removed, and the pressure plate, clutch plate, clutch pressure plate and fork and other spare parts must be dismantled to solve the problem.

If it is a fully automatic gearbox, you can determine whether the gearbox gear is located in S gear, if it is located in S gear, you must hang up D gear, and then try again, if there is a problem above, it is also likely to be a common fault inside the gearbox, causing the gearbox gear to be stuck in 3rd gear. Then it's time to inspect or replace the gearbox.

After stepping on the accelerator pedal, the speed can not be increased, which is basically a problem for the automatic transmission, and the common key reason is the slippage of the automatic transmission, and at the same time, it will be accompanied by serious damage to the friction pads of the clutch or braking system and even burning. If the automatic transmission is slipping, then I don't have to disassemble and dissolve it urgently, I should first do all kinds of inspections and tests, and then accurately find the real reason for the high speed but not the speed.

First of all, you should check the oil level height of the hydraulic oil of the automatic transmission, if the oil level height is too low or too high, you should find a good adjustment, and then see if the automatic transmission is still slipping.

If it is still slippery, then the quality of the hydraulic fluid should also be checked, if the hydraulic oil is dark brown or has a burnt smell, it indicates that the friction pads of the clutch or braking system or the braking system contain burning, then the automatic transmission should be disassembled.

In addition, you can also do road tests to determine whether the automatic transmission is a common fault, and dial the control handle into a different part to let the car drive.

If the speed of the car suddenly increases when the automatic transmission reaches a certain gear, but the speed does not increase correspondingly, it indicates that the gear is slipping. The more likely the speed ratio of the car engine to increase during skidding, the more severe the skidding.

If a manual transmission is used, then the main reason for the common is the clutch, as well as the problem with the transmission. The clutch plays an intermediary role in the transmission of power between the engine and the transmission, and if the friction plates of the clutch slip, there will be a loss of power.

If the car is not able to accelerate, it may be that there is a problem with the quality of the fuel, add gasoline that meets the label, or there is too much carbon in the cylinder and the carburetor needs to be replaced, you can go to the garage for a detailed inspection.

The biggest reason why the car can't be raised suddenly is that the car has too much carbon deposit, and you have to go to the repair shop to clean up the carbon deposit.

This can be caused by a problem with the throttle, a problem with the air intake system, or a problem with the fuel supply system.

The throttle valve of a car engine is mounted on the intake manifold, and the throttle valve is used to control the amount of air intake into the engine. When the driver presses the accelerator pedal, the throttle opening becomes larger, and the air intake of the engine increases. The sensor can detect an increase in air intake, at which point the sensor sends a signal to the ECU, which can process it to control the fuel supply system to increase the amount of fuel injected so that the engine speed can be increased.

If the throttle is damaged, the car cannot accelerate after the driver presses the accelerator pedal.

Once the throttle valve is damaged, you just need to replace it with a new one.

If there is a problem with the air intake system of a car engine, it will affect the air intake of the engine. The engine is fueled by a mixture of fuel and air, and if the air intake is reduced, it will also affect the power of the engine.

As mentioned above, the engine is fueled by a mixture of fuel and air, so a failure in the fuel supply system can also affect the power of the engine. If the car has a fault, be sure to go to the 4S shop immediately to use a special diagnostic computer to read the fault code, the fault code can help the technician quickly find the cause of the fault and the fault location.

1. First of all, try to judge that there is a problem with the accelerator pedal of the car, because when you step on the accelerator, the cable will drive the throttle, that is, the throttle, and there is a position sensor on the throttle, and the control unit knows the opening of the throttle according to the throttle position sensor signal, and then calculates the corresponding signal voltage, and finally calculates the fuel injection of the vehicle according to this signal voltage. Therefore, if the throttle position sensor is too dirty or the voltage is out of balance, it will lead to the failure of the electronic throttle, and the throttle will not be able to go up at the end speed.

2. If the fault of the electronic throttle is ruled out, then the attention should be shifted to the three systems of the engine's air intake, oil circuit and ignition, and any part of one of the systems is faulty or abnormal, which may lead to the situation that the car throttle is pressed to death and the speed cannot go up.

3. Just mentioned the throttle position sensor signal, in fact, it is a member of the intake system, the engine needs sufficient air to work normally, if the intake system is leaking or blocked, then when the car refuels the throttle, there will be a drop in power, the speed can not go up, and the body shakes.

4. The oil circuit system of the engine is also very important, if poor quality gasoline is added, it is very likely to lead to gasoline pump burnout, three-way catalytic failure, piston failure, etc., which directly affects the engine power, and is easy to cause the engine to stall and accelerate without raising the speed.

5. There is also an ignition system, ignition high-voltage lines generally rarely have problems, then the main problems are in the ignition coil and spark plugs, because they are all wearing parts, when the performance of the spark plug decreases or the use of inferior spark plugs will lead to the car acceleration weakness, acceleration jitter and other conditions.

The reasons why the car can't raise the speed are: 1. Clutch slippage: the speed rises very quickly when you step on the accelerator, but the speed can't be increased, and you obviously feel that the acceleration is weak; 2. Poor oil quality

Affect the gasoline filter element and oil circuit, which will lead to poor oil supply; 3. Throttle carbon deposit: carbon accumulation in the throttle will affect the air intake, which in turn will lead to insufficient engine power; 4. Fuel supply system failure: the speed of the vehicle cannot be increased normally according to the requirements during rapid acceleration; 5. Failure to control the oil pressure, fuel injection amount or ignition time according to the requirements

Oil pressure, fuel injection and timing of ignition during rapid acceleration are all critical factors; 6. There is a problem with the spark plug and the high-voltage line.

If the car can't speed up, it is usually caused by our poor oil circuit, first check whether the fuel supply pump or oil supply pipeline is blocked. In this case, there will be a speed increase that cannot be raised.

First, if the speed of the car does not go up at the gas pedal, there is a high probability that the clutch has slipped. Clutch slip is mainly manifested in the acceleration of the car driving, the speed can not increase with the increase of engine speed, and the power of the engine can not be completely transmitted to the driving wheel, resulting in driving weakness, especially when going uphill. The second is the engine oil system, the importance of engine oil is needless to say, it can be fully lubricated, and reduce resonance, and improve the smooth operation of the engine.

If the engine oil is insufficient for a long time, the light one will have insufficient power and the fuel consumption will increase; In the heavier case, the piston strikes the door, causing mechanical damage to the associated connectors. In addition, a faulty gasoline pump and a clogged fuel filter can also cause a drop in engine power.

Third, the ignition system should not be ignored, if the ignition of the spark plug is poor, dripping or atomizing, it will also affect the engine acceleration.

There are so many reasons why the speed of the car can't be raised. For example. The three-way catalytic converter is blocked.

The speed of the car can't get up. The spark plug ignition coil is broken. The speed of the car can't get up.

Insufficient fuel pressure. The speed of the car can't get up. The engine is weak and the speed of the car cannot be raised.

Wait, there are many reasons. So it depends on the specific phenomenon. and questions.

To determine what is the problem?

It's time to change the belt or clutch trio! The clutch is seriously worn, and the car only hears a squeak sound when stepping on the accelerator, which means that the car is not energetic.

After stepping on the accelerator, the speed goes up, and the speed does not go up is basically the problem of the automatic transmission, and the common main reason is the slippage of the automatic transmission, and it will also be accompanied by serious wear and even scorch of the clutch or brake friction pads.

If the automatic transmission is slipping, do not rush to disassemble and disassemble, you should first do a variety of inspection tests to find out the real reason for the high speed but not the speed.

First of all, you should check the oil level height of the hydraulic oil of the automatic transmission, if the oil level height is too low or too high, you should find a good adjustment, and then see if the automatic transmission is still slipping. If it is still slippery, then the quality of the hydraulic oil should also be checked, if the hydraulic oil is brownish-black or has a burning smell, it means that the friction pads or brake bands of the clutch or brake are burned, and the automatic transmission should be dismantled.

In addition to this, you can also do road tests to determine if the automatic transmission is faulty, dial the joystick into different positions, and let the car drive. If the engine speed suddenly increases when the automatic transmission is in a certain gear, but the speed does not increase accordingly, it means that there is slippage in that gear. The more likely the engine speed to increase during skidding, the more severe the skidding.

It should be that the speed limit switch is not opened, generally electric vehicles have a speed limiting device, which is a wire, when I bought my electric car, I asked the technician in the store to cut the speed limiting line, the maximum speed can reach 40, you can go to the store and ask. If that's not the reason, ask the store to get you a new one.

The speed of the car could not go up, probably because of a problem with one of the three parts: the fuel system, the ignition system, and the air intake system. Fuel System: Common causes are:

The oil pump is faulty and does not work; insufficient oil pressure; A clogged gasoline filter or injector can be caused by using low-quality gasoline. Ignition system: There are problems with the spark plug, such as the spark plug life limit, poor ignition, etc.

There is a problem with the ignition coil and so on. It is generally a direct substitution. Air Intake System:

throttle blockage; There is a problem with the air flow meter, and so on. What should be cleaned and what should be changed. Models with automatic transmissions may also be in L gear.

The L gear is a low gear, and the speed will definitely not go up. This topic is too general and involves too many reasons. In addition to problems with the fuel system, ignition system, and air intake system, such as gearbox problems, short circuits in electrical wiring, etc.

It will cause the phenomenon that the speed of the vehicle cannot go up.