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The microcontroller (MCU) is the core of the ECU, the electronic control unit of the car, with the CPU as the core, which is a microcomputer integrated on a single chip. ECU is a general term for circuit boards that include microcontrollers and related peripheral devices, and is a microcontroller application system in automobiles. Embedded systems, that is, computer systems embedded in control objects, are not primarily used for computing, but for control.
Automotive power modification electronic control system: the hardware includes electronic control unit (ECU-electronic control unit) and its interface, actuator, sensor, etc.; The software is stored in the ECU and controls the electronic control system to complete data acquisition, calculation and processing, output control, system monitoring and self-diagnosis. The circuit structure of most ECUs is similar, and the change of control function depends on the change of software and input and output modules, which varies with the task completed by the control system.
There are three main types of input signals in ECUs: analog signals, digital signals (including switching signals), and pulse signals. The analog signal is converted into a digital signal and supplied to the microprocessor by AD. The control system requires high resolution and accuracy (> 10 bits) for analog-to-digital signal conversion.
In order to ensure the real-time performance of the measurement and control system, the sampling interval is generally required to be less than 4ms. The digital signal needs to be level-shifted to get the signal that the computer accepts. The input circuit also converts input signals that exceed the supply voltage, fluctuate between positive and negative, have high oscillations or noise, and have fluctuating voltages.
Specifically, you can go to the ** store Xuanbo Car Workshop to see.
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It is to improve the power performance of the car.
To put it simply, there are two ways:
The first is to carry out mechanical modifications, such as replacing high-efficiency spark plugs and exhaust pipes, and installing high-flow air grids. This is the most basic, the pursuit of driving pleasure can even be the main Xiao steel cover, increase the throttle, air intake channel polishing, change the competitive version of the clutch, high-efficiency camshaft, etc., can play a very obvious role in the power improvement;
Another way is to make a fuss on the computer and tap into the potential power of the car. The computer chip is the ECU of the car engine, "the ECU is the brain of the car". By inputting the patented program of modifying the computer chip, each car can increase the horsepower and torque by 10-35% on the basis of not increasing fuel consumption and completely consistent with the original diagnostic system, and greatly improve the performance of the car's starting, overtaking, and shifting power.
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The upgrade of the automobile engine system should refer to the upgrade of the electronic control system of the electronically controlled gasoline injection engine, optimizing the parameters of the automobile engine and ECU, and the electronic control system of the electronically controlled gasoline injection engine is: electronic fuel injection system (Electronic Fuel Injection System) is referred to as EFI (Electronic Fuel Injection System).
The electronically controlled gasoline injection system is mainly composed of the following four parts:
Air intake system, oil supply system, control system, ignition system.
The optimization and upgrading of the electronically controlled gasoline injection system is to update the ECU program data of the electronic control device in the control system, so that the engine performance can be improved. It enables the car to get better acceleration performance, reduce fuel consumption, good starting performance, meet emission requirements, smoother shifting, smoother power connection, etc.
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System Upgrade?? You may be talking about the engine data upgrade, the ECU version and the solidified engine data upgrade, to a certain extent, it may be that the matching is different from the original engine, and some parameters of the engine are slightly different.
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If you feel that the power of the car is not enough, and you want to increase the horsepower and torque, you can choose the car computer upgrade, which is the so-called ECU upgrade, which can improve a lot, and it is recommended to take a look at the HDP special tuning program, the effect is not bad.
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You can go to the auto repair shop to get the computer to decode it, and if you need to upgrade, you can go to the 4S shop to upgrade.
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Hello! Car power can be upgraded by going to a car professional tuning shop, brush ECU to try, you can refer to it!
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Yes, but this is suspected of illegal power modification in China, and Chinese laws and regulations do not allow it. Moreover, the modification is more complicated, and there are many related modification parts, so it is necessary to prepare sufficient funds and have experienced modification masters. After modification, it will have a certain impact on the life of the engine, and it also depends on the modification plan, materials and processes.
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The best effect is to upgrade the power of Jiayichi cars, suitable for home use, comfortable or sporty, and can be adjusted and guaranteed after-sales.
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Yes, but the power of the car should be upgraded and filed within the scope of the law.
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From a technical point of view, it is possible to increase the power by commissioning.
But there is no need for this, which will affect the life of the engine.
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Change the engine Luo.
Or find a professional to tune the engine.
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1. Automobile upgrade is the upgrade of the electronic control system of the electronically controlled gasoline injection engine, which optimizes the parameters of the automobile engine and ECU.
2. The optimization and upgrading of the electronically controlled gasoline injection buried liquid system is to update the ECU program data bend of the electronic control device in the control system, so that the engine performance can be improved.
3. Make the car get better acceleration performance, reduce fuel consumption, good starting performance, meet emission requirements, shift more smoothly, and power connection more smoothly.
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