To wind up an electronic speedometer, even if it is a domestic or foreign manufacturer, is not a task that goes beyond the ordinary. To cope with it, if a failure occurs or a malfunction occurs, in principle, you can do it yourself (of course, if you have the necessary equipment and equipment). But believe me, certified specialists, electronics engineers, are guaranteed to do this kind of work much faster and without negative consequences for your four-wheeled friend. Professionals have extensive experience and any required equipment and spare parts for specific models. It is quite possible to twist the speedometer at home. Departure of the master to the customer is quite real, especially if the model is not too sophisticated. But in any case, whether at home or in a car service, a specialist who knows how to twist an electronic speedometer "inside and out" should work. If the work is done correctly, then at the end of the work it will not be possible to find out whether the odometer readings have been changed by any means.
Why do you need to wind up an electronic speedometer?
This service is one of the most popular on the market. The situations in which it is necessary to carry out such a procedure are different:
Replacing wheels with non-standard ones. The consequence of these works is a change in speed and, of course, the need for adjustment.
- Instrument cluster malfunction leading to incorrect readings.
- Twisting the speedometer (Toyota, for example) of the car may be required at the end of the warranty period of the service center. How much MOT will cost for such a car - you know very well yourself.
- An adjustment may be required if the instrument cluster is designed for a country in which the unit of measure is mile.
These are the most common cases, but there are still a lot of reasons why twisting is recommended. The price varies depending on the car model and year of manufacture.
I have, after problems with the battery, the odometer reading is wrong. What to do?
Yes, this can happen. You need a speedometer twist. Departure of a specialist to you or you deliver the instrument cluster to our service station. Any options are possible.
How to twist an electronic speedometer and is it legal? The price of such work?
Odometer correction is completely legal procedure. For this, no one can punish you. The car is yours, whatever you want, do it. But there is one caveat - when selling or during maintenance, it is worth informing about the correction carried out.
Will the attempt to twist the speedometer (odometer) be reflected in the functionality of the car electronics? Are such jobs safe?
It is absolutely safe to wind up the electronic speedometer if this work is carried out by a highly qualified specialist. Our specialists will be able to provide you with a full guarantee that there are no problems with this procedure.
On my dashboard, readings are shown in miles. Can you twist the Toyota speedometer?
No problem. Correction of instrument readings is carried out in any number system.
I bought a used instrument cluster. I want to bring it in line with my testimony. Can you twist the Toyota Camry speedometer?
Quite calm. The model and make of the car does not matter to us.
I have a new dashboard. How to wind up the speedometer to the original readings? Can you do this?
There is no fundamental difference between "winding up the electronic speedometer" and winding it up. We can.
Is it possible to find out whether the correction was carried out earlier or not?
If the work was performed by a professional, then there is no chance of finding out about such a procedure. Even if there are several electronic units on the car, in which data are recorded, it is possible without traces. The price, however, will be slightly higher.
How to twist an electronic speedometer?
It is required to wind up the speedometer. What is the price for such work?
It all depends on how many duplicate elements are in the car. The more blocks that need to be corrected, the more expensive.
My car needs a speedometer roll. Do you have a specialist visit?
Undoubtedly. For the convenience of our clients, we have provided the service "Departure to the customer". The cost of the service is negotiated individually.
How to roll up an electronic speedometer and get a discount on works?
Become our regular customer. There are special working conditions for them and wholesale customers.
Where to twist so that nobody knows about it?
We guarantee complete confidentiality to our customers. We do not record speedometer readings and do not provide data to third parties.
I have an imported car. How long does it take to twist the speedometer? I have a Toyota, not very old.
The time that will have to be spent on repairs depends not only on the make of the car, but also on the model and year of manufacture. Call back and we, after specifying the data, will guide you. Sometimes the work takes no more than 10 minutes.
Do you only deal with electronic speedometers or mechanical speedometers too?
We can twist and mechanical.
How to choose a specialist?
Specify how long the masters have been working in this area (at least a year), how long the work will take (about half an hour), whether the required equipment is available (of course, it should be). Where to do the work is not important in principle.
Do you decode radio tape recorders?
No. We know how to twist an electronic speedometer or a mechanical one. We do not deal with radio tape recorders.
Is it possible to twist the speedometer, odometer on any car?
On any. But on some models, this is pointless due to the high cost of work.
According to statistics, each car rolls about 17,000 kilometers a year. Moreover, in the secondary market there is a large number of used five-year-old cars with indicators of approximately 50,000 kilometers. In such cases, potential buyers have an idea of their luck that they will be able to purchase an iron horse with such mileage indicators. But in fact, half of car owners most likely wondered how to twist the mileage on an electronic speedometer. And before the sale, many just did it.
How it works?
The mileage counter itself is called the odometer. It is built into the speed meter panel. In the device of the electronic speedometer, there are no longer reducers, cables, rollers, like its mechanical predecessor. Often the output shaft of the gearbox is equipped simply with an optical or magnetic sensor (it can rarely be installed on the wheel), which records the speed. Then the received data is transferred to the electronic control mechanism and from there to the display. The mileage information can be additionally stored in several more memory blocks, as on the new flagships of BMW, Audi, Toyota. How to twist the mileage on an electronic speedometer that has backup storage points? These models are quite complex in coiling values, they have up to 7-8 points of data storage about the distance traveled.
How do I set the desired mileage values?
For cars belonging to the budget price category, it is enough to remove the shield of the electronic meter panel and connect to the diagnostic output. Connect the other end of the cable to the computer with the previously installed software. 
After that, it will be possible to enter new mileage indicators. Moreover, it is very difficult to identify such interventions only if the owner carelessly unscrewed the panel cover and left mechanical damage. In this case, twisting of the values is quite likely, but the owner can report on the diagnosis or replacement of lighting elements.
In the presence of several blocks of memory, this process becomes somewhat more complicated, but not dramatically. How to twist the mileage on an electronic speedometer in the presence of 6-8 points of backup information storage? Here you need to connect to the car computer and use special programs to work with all the blocks - you cannot miss a single one. Otherwise, there is a possibility of the appearance of the previous indicators on the display. In rare cases, the ignition lock is re-flashed, or a new microcircuit is soldered into the control unit.
How to twist the mileage on the electronic speedometer yourself? It will require technical support and a good knowledge of electronic systems. On specialized services, this manipulation will not take a lot of time (up to 2 hours).
Are there cars where twisting is not possible?
At the moment, there are no cars that do not allow you to adjust the value of the kilometers traveled. Manufacturers have no reason to tackle this business closely, to spend money. They do not care about the wishes of buyers of used cars. Therefore, when buying, you should be careful and expect luck or an honest seller.
What is the cost of such work?
To tweak the readings from representatives of the budgetary sector of cars will cost from 1000 to 1500 rubles. 
Speedometers of new products from the foreign car industry will cost 3000-4000 rubles. The price may depend on your knowledge and personal imaginations of the master.
How to identify the reeling of the value of kilometers?
Intervention detection has a low chance, but motorists should be aware of what the interior elements look like at a given mileage. The driver's and front passenger's seats may be too squeezed, the handles are worn out and will have scuffs that are not comparable to the announced mileage readings. But the owners can also slightly patch up the interior. Covering the seats and replacing the handles is not too expensive. 
Diagnostics with a computer itself will not give a result. In most cases, when going through service, workers attach tags with the value of the distance traveled so that vehicle owners know when the next oil change is. If the number of km on the tag and on the display does not match, the owner will be caught twisting. Also, be sure to ask for a book of service inspections. If it is not there, then there is a high probability of interference.
We figured out a little about the question of how to twist the mileage on an electronic speedometer, the situation became clear and general concepts became known. When choosing a used vehicle, more attention should be paid to its condition; drivers monitor the equipment in different ways.
Correction of the values of the domestic "Gazelle"
Depending on their occupation, motorists can use domestically produced cars. 
A very popular vehicle for cargo transportation is the GAZelle. They are also already equipped with electronic systems for recording the value of the distance traveled. How to twist the mileage on an electronic speedometer (GAZelle Business diesel)? To do this, you will also need to connect to the electronics system and set the required indicators using a computer with a special program. The connection is made through the diagnostic port. When pairing, the program will show the current value on the screen, then you can enter the required one. As for the cheating, this can be done through the programmer.
Twist the run of the VAZ2114 electronic speedometer yourself
Here, since 2001, several options for combinations of electronic devices have been installed:
- AP panel (manufactured by the Vladimir plant Avtopribor, equipped with a PIC12C519 microchip). There have been cases of failure of this chip. The reason is a manufacturing defect. You can reinstall and flash it using the PO-5 programmer. The cost of making adjustments in the workshops is 1100 rubles.
- Shetmasch electronic system. They will ask for 1600 rubles for working with her in services.
- Electronic device type VDO. The master will ask for 1,500 rubles for the work.
To do the work with your own hands, you will need knowledge of electronics and the appropriate equipment (a computer with the installed program). The connection to the electronics of the car is carried out, manipulations are carried out with the indicator of kilometers. 
How to twist mileage on an electronic speedometer? Ryazan has a sufficient number of services and electronics engineers to perform such operations. Also here you can buy hardware if you want to do it yourself.
Here are general concepts and an algorithm of actions. It is quite clear that not every technology lover will figure it out. It takes some time to learn the basics of electronics. For those who are worried about how to twist the speedometer and mileage of a car, the steps for disassembling and connecting the equipment are given.
How to connect
Connection procedure:
- Unscrew and remove the rear dashboard cover.
- Ensure reliable fastening of the connecting wires to the contact points.
- Connect the power cable and turn it on. The current value should then be displayed.
- Make an operation to connect the adapter to the LPT connector of the computer.
- Initiate the launch of the program.
- By pressing the "Ф6" key, the mileage readings will be read, "Ф7" - the desired value can be entered. Then you need to press "Enter" and you can close the program.
- Carry out a power outage and put everything back together. Now, when starting the car, the new mileage values will be displayed on the speedometer.
Reasons for twisting speedometers
The number of kilometers traveled by the car is one of the main selection criteria. Therefore, the question arises about how to twist the speedometer and why do it. Everything is clear with the first half. But why? The point is that sellers simply want to make more money from selling. 
People who sell foreign cars see it as a profitable business. Abroad, cars are made better and the roads are good there, so you can't visually determine the high mileage. Sellers adjust its value to the buyer and help out a lot of money. It is also often possible that the kilometer counting system fails and this value is incorrectly displayed. This may be due to an interruption in battery power. In this case, a change in the mileage may also be required.
fb.ru
How to twist an electronic speedometer and is it worth doing?
Modern cars are more and more filled with electronic devices. Now it is almost impossible to service the "iron horse" without a computer. The use of new meters for the distance traveled posed a new problem for the owner of the car: how to twist the electronic speedometer when necessary?
Car owners have various reasons that force the odometer (car odometer) readings to twist on the dashboard. And if motorists have figured out mechanical speedometers for a long time, then electronic displays at first inspired a certain fear.
The main reasons why the speedometer can be twisted are usually the following:
- The most famous, but not entirely legal, cause of electronic speedometer twisting is the "rejuvenation" of the car. Before selling a used car, owners often resort to reducing the car's mileage. Naturally, the potential buyer is not informed about this.
- The need to adjust the electronic speedometer is required when using wheels of non-standard sizes.
- In some vehicles, the odometer reading is linked to a maintenance schedule. The on-board computer starts to "swear" and demands to visit the service station. But not all motorists can afford their "iron friend" service in branded service centers. It is much easier to fool the computer by twisting the odometer readings.
- A mileage correction may be required for those foreign cars that measure the distance traveled in miles at the factory.
- Problems with the electronic speedometer can also arise after a malfunction of the battery or generator.
- Sometimes a car needs a dashboard replacement. After this operation, the readings of the new odometer must be adjusted to the original mileage of the car.
There are other reasons for adjusting the speedometer readings, which is becoming an urgent problem for many motorists.
Methods for changing the speedometer readings
There are several ways to rewind the run on the electronic speedometer. In some cases, you can contact a local electrician, while for other vehicles, you will need to visit a branded technical center.
- To change the readings of the electronic odometer, you will need to remove the dashboard, disassemble the electronic units and connect the programmer to them. This procedure is usually required for Korean and Japanese vehicles.
- It is sometimes possible to change the odometer reading without disassembling the panel, limiting itself to removing the assembly. A computer is connected to the diagnostic connector and an adjustment is made. This is how the speedometer curls up in Fords and Nissans.
- In most cars, you can change the odometer reading by connecting diagnostic equipment to the OBD 2 connector. This does not require removing and disassembling the dashboard and electronic units.
- A kind of innovation in the field of adjusting the electronic speedometer is the soldering of an additional microcircuit. This modification allows you to set any meter readings using the daily mileage reset button. Moreover, this can be done more than once.
Signs of a twisted speedometer by car condition
With a competent change in the mileage of the car, it is rarely possible to detect human intervention in an electronic device. Only in some car models, the counter of the distance traveled is duplicated in the electronic chip of the ignition key or in the on-board computer. Often, it is possible to identify a sharp "rejuvenation" of the machine by a number of indirect signs.
- The discrepancy between the specified mileage and the real condition of the car can be determined by the brake discs. Heavy wear at low mileage should raise a logical suspicion. If there is any doubt as to whether the front discs have been replaced, compare their wear with the rear discs.
- The real mileage can also be suggested by the wheels of the car. Bald tires or brand new tires indicate a lot of mileage. The condition of the wheel disks also reflects the real picture of the operation of the machine. Chips, dents, traces of rust lead to unpleasant thoughts about the operation of the car.
- The untidy state of the interior can indicate both the untidiness of the owner and the high mileage of the car. The worn steering wheel, worn out inscriptions on the buttons, shabby upholstery, worn out pedal pads should cause suspicion. With a run of about 100 thousand km. so it is almost impossible to shake the interior from the inside.
- On the body of any car with high mileage, many small and large chips appear in the area of the hood and the left side of the body. Dull diffusers (glass) of headlights also indicate long distances covered.
- Under the hood of the car, you can also find a lot of interesting facts that indicate an unwound odometer. The condition of the drive belts, anthers, oil seals, wiring, as well as attachments, despite the dusty shell, should be almost perfect.
- If the owner has a service book, you need to pay attention to the date and odometer readings during the last maintenance. Then you can calculate what the average annual mileage was for the seller. Statements that the car was parked in the garage for a long time, grandfather was driving it, etc. should be ignored.
- If the owner, even with the speedometer turned off, was able to keep the car in excellent condition (which is confirmed by diagnostics in a serious service station), then such a car can be safely bought. He will faithfully serve the new car owner.
Adjusting the electronic speedometer today has become a familiar procedure for specialists in the field of computer diagnostics. Therefore, you should not be afraid of any side problems with the car. In any car, you can unscrew the odometer. The main thing is that the price of the issue is affordable for the car owner.
Video instruction: how to reel mileage on the odometer of an electronic speedometer
unit-car.com
How to rewind a run on an electronic speedometer
How to twist the mileage on the electronic speedometer yourself? This is a question that interests many people, because there is a real opportunity to significantly "rejuvenate" your own vehicle. Today, most of modern cars have an electronic dashboard, with which you can control absolutely all processes. Previously, everything was much simpler and craftsmen were accustomed to performing machinations with analog-type mechanisms. The realities of modern life force them to relearn.
To complete the task, no supernatural effort is required. It is enough to read this article and everything will become very clear.
What is necessary?
The first step is to figure out why you may need to rewind the speedometer. As a rule, the reasons for this are as follows:
- The driver is trying to hide the real data in order to sell the car at a higher price. This is prohibited by law, but there is no mechanism to regulate such actions.
- Probably, wheels of different radii were used, which is prohibited by traffic rules. In this case, it is imperative to adjust the readings on the speedometer.
- Not everyone has the opportunity to regularly visit the service station. Having rewound a certain mileage, the on-board computer ceases to remind you that you need to undergo a technical inspection.
- If the car is imported from another continent, you will need to convert the metric.
- Regular problems with the power supply system lead to the fact that it is necessary to perform a flashing.
- When it becomes necessary to install a new instrument panel due to various kinds of mechanical damage.
- A specialized programmer when it comes to a car made in Japan.
- In the case of the Americans, everything is much simpler. Only adapters and a personal computer are needed.
- A universal option for all machines is the use of an additional microcircuit.
Common ways of twisting
You can reduce the mileage in the following ways:
Using the programmer, you need to dismantle the tidy and directly the terminal blocks associated with the wiring.
You can only remove the dashboard, connect the wire to the computer, and with a few keystrokes, set the required values.
When there is a "OBD" connector, there is no need to carry out any assembly and disassembly work. All you need is to insert one plug into the panel and the other into the computer.
The next option is more suitable for those who have some experience in such work. Another one is soldered on top of the main microcircuit. Thus, you can press a button and simply reset the odometer readings.
How to determine twisted mileage?
Surely every person will be interested in getting information on how to find out if the mileage of a car is twisted? Everyone who reads this material is very lucky, because right now all the signs will be described that indicate that the odometer reading has been rolled up.
All drives and mechanisms in the vehicle are worn out. The wear itself does not correspond to the actual mileage. Pay attention to brake discs and pads. The steering wheel will be frayed.
Take a look at the rims and the wheels themselves. These elements are the best mileage indicators. Many simply do not change them, because it is expensive. Discs can be dented and rusty. Having noticed this, there should be no doubt.
You should feel the salon with your own hands. Thus, it will be possible to really understand how old or new the car is. It might be worth removing the seat covers and looking at what condition they are in.
Another indicator is faded optics. This is primarily due to time. Small chips and traces of small stones will also be noticeable on the wings.
Check the condition of the consumables, such as bushings, rubber bands, pipes and clamps. With a mileage of 150,000 kilometers, they may have a worn-out appearance. However, you need to understand that replacing them is not expensive, and therefore many drivers use it.
The best way to determine if the mileage has been rolled off is to look in the service book. Everything is precisely and detailed in it. Many owners deliberately do not show it so that the price does not have to be greatly reduced. Others prefer to say that the car was in the garage most of the time.
Based on the information received, each person now knows how to check the mileage of the car. The proposed material will also help to reduce mileage, if there is really an urgent need for it.
Anyone who wants to cheat will always cheat. In order not to become a victim of fraud, you need to be as attentive as possible to the process of checking the car.
poliryi.ru
How to twist the mileage on an electronic speedometer yourself: tips and tricks
"What is the mileage?" Probably, all vehicle owners answered this question when selling their chariot, or asked it when purchasing equipment on the secondary market. Most likely, mileage is the main indicator reflecting the technical condition of a car or motorcycle. The lower the mileage, the more expensive you can sell, or you can be sure (or at least hope) that the repair time will not come soon. Well, let's take a look at the speedometer and discuss how to twist the mileage on the electronic speedometer yourself?
What is measured with a speedometer?
What does a speedometer measure? If you delve into the name, then speed is the speed (English), and the meter (we will not load you with the Greek alphabet) is the measure (Greek), which practically literally means that the speed is measured by this device. And this device is already very many years old. His debut was in 1901 on the Oldsmobile. And the patent was received by Nikola Tesla only 15 years later. Although there is information that the verstometer was an invention of the self-taught serf mechanic Yegor Grigorievich Kuznetsov, it was created in the 18th century. It was installed on mechanical tracks. The arrows of the verstometer indicated the distance traveled, and the bell with its ringing measured every mile. The invention can be viewed at the Hermitage in St. Petersburg. Over the past century, the layman was shown many different modifications of the device, both in the type of information provision and in the way of its measurement. The most common today are arrow and digital instruments; graphic panels have appeared, like a laptop monitor. Older people may remember the belt speedometer, as on the GAZ-24 before 1975. On pre-war machines, drum machines were often found, where the speed values were plotted on a drum, which, rotating, showed them in a window. Now this can be seen on the Citroen.
There are also many options for the method of measuring speed. They can be divided into groups:
- Mechanical speedometers (centrifugal, chronometric, vibration);
- Electromechanical (electromagnetic, induction) and electronic.
There are devices that determine the speed through a satellite positioning system (GPS or GLONASS). However, a GPS speedometer for a car is more of an option that enhances the driver's comfort. They are not installed normally from the factory.
In mechanical speedometers, the torque from the secondary shaft of the gearbox is transmitted to the speedometer by a flexible shaft (speedometer cable). The arrow, held by a spring, is deflected by centrifugal force to indicate the speed value. The weak point here is precisely the cable. If it malfunctions, either the speedometer needle jumps, or there is a rather unpleasant squeal in the car. Experienced drivers must have heard it. In electromechanical devices, the speed of rotation of the secondary shaft is converted either into current or into EMF, and is measured using a milliammeter or voltmeter. In this case, the scale of devices is marked in units of speed. The principle of operation of an electronic speedometer is based on the laws of electrodynamics.
Electronic speedometers receive information from sensors in the checkpoint already in electronic form, or from a pulse generator.
What's the difference between an odometer and a speedometer?
What we used to call a speedometer on cars is actually a combined instrument. It combines directly a speedometer - a speed meter, and an odometer - a measure of the distance traveled by a car from the date of its release. Usually, the odometer is supplemented with a daily mileage counter, which the driver can reset with a special button.
Causes of mileage twisting
There are a lot of people who want to correct the vehicle mileage today. Tweaking the speedometer is a fairly common phenomenon. And each justifies his desire in different ways. This is a malfunction of the speedometer, and replacement of the instrument panel, and driving on non-standard tires. Although, to be honest, the main justification for such actions is the desire to prolong the youth of his four-wheeled friend, perhaps with the aim of subsequent sale. It is easier to sell a car with less mileage, but it is more pleasant to buy. Both the seller and the buyer are satisfied. Therefore, the question of how to wind the electronic speedometer itself does not lose its popularity. By the way, when driving on non-standard tires, speedometer calibration will help to solve the problem for a long time. And you will not need to regularly reduce the mileage. There are also those who want to increase their mileage. Mainly in commercial vehicles, or if the car is used for business purposes. This is also explainable in its own way. Often, the fuel consumption rates, which are calculated by the accounting department, do not cover the real costs of gasoline. And the compensation for the use of personal transport, on the contrary, covers only refueling, not taking into account depreciation and wear and tear of equipment. In an effort to offset these costs, drivers are tricky and increase their mileage.
The cost of work to correct the readings
Many people today are wondering, so how much does it cost to adjust the speedometer readings? As with any job, it all depends on its volume and complexity. If everything is quite simple with a mechanical speedometer, it is enough to turn its drive in the right direction, if only there was free time, then with modern systems everything is much more complicated. This requires knowledge not only of automotive electronics, but sometimes the qualifications of a programmer. In the first electronic speedometers, mileage data was recorded in the device memory and it was not very difficult to change them. Now manufacturers duplicate this information in various electronic units (engine control unit, brake system control, immobilizer unit). Moreover, this data can be encrypted.
For the correct operation of the "brains" of the car, it is necessary to change the data on the mileage in all the places where they are recorded, and this is a rather difficult and painstaking work. It is necessary not to damage the data of other systems, for example, the same immobilizer.
With an unskilled attempt to wind up an electronic speedometer, you may have to buy more than one expensive spare part for a car. And the repair work will be expensive. In this regard, the cost of work on adjusting the speedometer readings varies in a wide range, depending on the brand of the car and the year of its production. The range of prices ranges from 1.5 thousand rubles (for UAZ Patriot) to 15 thousand rubles (for new Landrover). In some companies, the upper limit reaches 25 thousand rubles.
How to rewind the speedometer yourself
Well, with a mechanical speedometer, as described above, everything is quite simple. It is necessary to disconnect the cable of the device from the gearbox and attach it to the shaft of a small electric motor or to a drill. Select the direction of rotation and turn. It will take a long time to twist, because the gear ratio in the gearbox is high. In principle, the concept of “twisting the speedometer” originated from this “old-fashioned” method. There is a second option ... You need to extract the odometer and use a special tool and brute force to set the desired values. The electromechanical distance meter is a little more complicated.
If you need to reduce the mileage, it is only with the "knobs" to set the value on the odometer wheels with its disassembly. If the run needs to be "wound", then one cannot do without a pulse generator.
The odometer control circuit converts the pulses into electric current, which, by means of a micromotor, already rotates the drums with kilometers. An electronics specialist is already needed here. Although now these generators can be bought, but more on that later. The most difficult thing is with electronic kilometer meters. On the Internet, you can often find search queries like: "How to make a winding of an electronic speedometer with your own hands?". And the most frequent answer is: “Contact the specialists!”. And it is right! If it is necessary to reduce the mileage, it is better to do so, since the possible repair of the car's electronics can be much more expensive. But how to reel in an electronic speedometer? If you need to “wind” kilometers, then the solution is simpler. There is a "Krutilka ..." or "Speedometer roll-up" device. It is possible to buy a "winding" of an electronic speedometer on the Internet in a couple of mouse clicks. Prices vary from three hundred rubles for a pulse generator for older cars to 3-4 thousand for a device that works on the CAN bus and is connected to the standard OBD II diagnostic connector. It is impossible to detect traces of the operation of this device. But do not forget that there is also an error in the car speedometer, which can be 5-7%.
In principle, the mileage as such may not always reflect the actual technical condition of the vehicle. You can drive 50 thousand kilometers in a year, while driving carefully and regularly carrying out routine maintenance. And you can "kill" a car for 10 thousand. Therefore, if you want to buy a new iron horse, do not put mileage at the forefront. Inspect the entire car carefully. If you do decide to correct the odometer reading, approach this issue carefully. Do not chase low prices, find out more about the specialist. Find out if he has experience, what kind of equipment he works, what guarantees he gives. There are a lot of offers on the market. You decide.
enjoy-cars.ru
Cheating an electronic speedometer: why and how is it right?
A speedometer, in particular an electronic one, is a rather important element in any car. In accordance with the parameters of this device, the driver will always be able to know when to carry out maintenance on the machine. In this article, we will talk about home reeling.
At the moment, all vehicles, without exception, are equipped with speedometers, with the help of which the car owner can always know at what speed his "iron horse" is moving. The machines are equipped with three types of devices - mechanical, electromechanical and electronic. What is the principle of this node?
The electronic type of devices is mounted on any modern car, mechanical and electromechanical devices are typical for cars of older years of production. Electronic speedometer mileage and speed are measured according to wheel revolutions. The on-board computer, receiving information about the size of the wheel circumference, translates the number of revolutions into the distance traveled. All the necessary information is shown on the display on the control panel.
Electronic type car speedometer Why change the mileage?
We have described how the node works. But how to roll up the mileage on your car and how to roll off a digital speedometer with your own hands? As you know, car owners periodically have to resort to this action. Moreover, the driver can both twist and reel this indicator. With the twisting of the indicators, everything is clear.
As a rule, this task is performed before the sale of the "iron horse" so that the car owner can get more money for his car. As for the twist, here is a slightly different principle.
Do-it-yourself reeling of an electronic speedometer is necessary:
- If you need to change the power unit or control panel. Changing these elements in his car, the owner will need to bring all the necessary parameters, relying on the characteristics of the new engine and take into account the features of the installed tidy.
- When the machine is used commercially, winding up the readings can be helpful in increasing the financial cost of fuel. After all, the increased mileage allows many drivers to write off more fuel for their car. Twisted mileage makes it possible not only to carry out fraud with documentation. When the car itself is very old, it will consume more fuel anyway. So the driver sometimes simply has to cheat in order not to pay for extra fuels and lubricants on his own.
- The machine is equipped with wheels that differ in diameter from those prescribed by the car manufacturer. The size of the disks can be either smaller or larger. When operating such disks, the on-board computer will incorrectly read the distance traveled. In this case, it is useful to know not only how to increase the mileage, but also how to reduce it.
Cigarette lighter mileage winder Rewinder Guide
If you do not know how to wind up an electronic speedometer, then this is, in general, a very feasible procedure. Fraud with a speedometer drive can be carried out using a variety of devices. Do-it-yourself winding of the electronic speedometer is carried out in accordance with the operating instructions for the specific device that will be used. There may be differences in the process depending on the instrument itself that is used. Below we will consider several main types of electrical gadgets with which you can connect and rewind mileage readings (video by Evgeny Ushakov).
Devices for winding
- CAN device. Such a device is designed specifically for use on modern vehicles. In this case, CAN is a special bus through which information is exchanged between various electronic components of a car. Before winding or unwinding the mileage, it is necessary to connect the device to a special diagnostic connector. Already through this output, using the data exchange protocol, the gadget will be able to synchronize with certain nodes. CAN-spinners allow you to adjust the content of certain cells in the memory, making the necessary actions in order to get a specific result. Even if the car buyer tries to find out with the help of diagnostic equipment what actions were carried out with the mileage, he will not be able to do this.
- Pulse device for connection to OBD-2. Devices of this type are designed specifically for use in foreign-made machines that do not have a CAN bus. The pulse device is connected to the vehicle control unit via the corresponding OBD-2 connector. Typically, such a connector is located either behind the glove compartment or on the center console on the driver's side - under or around the steering wheel. When a pulse gadget is connected, a certain sequence of signals will be sent to the speedometer, simulating pulses from a speed sensor. Accordingly, this will lead to a change in mileage.
- Speed generator. A device such as a speed generator simulates the operation of the corresponding sensor. Only instead of the sensor, a generator is activated, which gives out a certain sequence of signals, which subsequently go to the speedometer and change the vehicle's mileage.
- A spinner for cars with ABS is another type of device. The operation of such a device is based on monitoring the speed of movement and rotation of the car wheel itself. When the device is connected to the control unit, the device begins to simulate the work of the wheels. In accordance with the received data, the controller performs winding or unwinding of the readings.
Video "Instructions for winding the electronic speedometer"
How to rewind mileage readings on an electronic speedometer on your own - see the video below (the author of the video is Nikita Kislyakov).
Now it's not a problem to twist the speedometer, and this operation, under the slightly changed name "adjusting the odometer readings", is openly offered by many companies that have modern electronic equipment. In this article, we will consider why it is customary for us to twist the real mileage of the car, or vice versa, wind it up, in what ways this is done on different speedometers and how to determine a car with an underestimated mileage.
Twisting the speedometer is not a violation of the law and it is quite common in the countries of the former union. Moreover, the adjustment of the speedometers is carried out not at all for twisting the mileage, but for example if the wheels were replaced by a slightly larger diameter (or gears with a different number of teeth in the gearbox or in the rear axle). In this case, the maximum speed may change and if the speedometer is not corrected, then it will give incorrect readings.
And some cars equipped with an on-board computer begin to notify the driver about the need for maintenance after the first hundred thousand km. And before selling the car, many car owners do not want to do maintenance and deliberately lower the mileage, it is cheaper for them. An adjustment is also required on American cars brought to our country in order to convert miles to the kilometers we are accustomed to. Well, quite often you have to adjust the electronic speedometers, if there are problems with the battery (or with the generator), the on-board power is turned off and all settings are lost.
But still, the main reason for twisting speedometers is saving money on selling a car, which will cost significantly more if the mileage is less. Even the majority of foreign cars in car dealerships have forcibly low mileage, and what can we say about cars sold in car markets or by ad.
Moreover, there are cases that the odometer readings are not only underestimated, but also slightly overestimated. This is done if there are 90 - 95 thousand on the odometer of the car being sold, and on most cars, MOT should be done after 100 thousand. And in order not to spend money before the sale, on maintenance of the car, it is cheaper for the owner to slightly increase the mileage (cheaper, but not for the newest cars, more on that later), having passed the 100 thousandth mark, throw new pads on the wheels to divert your eyes, and you can when selling, praise the car, referring to the passed MOT.
Well, the underestimation of the mileage is understandable as it is - this is a banal hope that the lower the mileage of the car, the easier it is to sell it. After all, if you know the real mileage of the car, its price can drop by almost half. How to determine the real mileage of a car without looking at the odometer, I wrote a separate article, and I advise you to read about it in detail. And having memorized the information there, you can ignore the odometer numbers when buying a used car.
And most of the "dummies" (newbie drivers) in the bazaar, first of all look at the year of manufacture of the car and at the odometer readings, and many of the buyers are not even surprised that the supposedly true mileage of the car does not coincide with the year of its release.
After all, the hedgehog understands that the average mileage of a city car is about 30 thousand km per year (there are, of course, exceptions, but not often), and those who live outside the city and go to work every day sometimes drive even more in a year. And what can we say about the cars used for several years in a private taxi. And most cars reach the 100 thousandth mark on the odometer in just some 3 - 3.5 years, or even earlier.
But often on the market in a row there are cars rubbed with cheap polish with a hundred on the odometer, and few of the buyers are surprised that the car is already 10 years old, with a 100 thousandth run !? Here, even the first grader understands that the mileage is underestimated by two, or even three times, and it is surprising that there are novice drivers who do not notice this obviousness.
And when trying to understand the reality, asking the seller a completely legitimate and adequate question, the seller's stories about the former owner, a pensioner, who left by car only on weekends (to the dacha) or holidays, immediately begin. Or just the car was in the garage and he miraculously found it. Of course, you should not believe such tales, because there are very few such cars, and everyone is looking for such and cannot find them.
How to twist a different type of speedometer and what they are.
There are three main types of speedometers, each of which can be twisted in a specific way.
Mechanical speedometer... Such speedometers have served faithfully from the very first self-propelled carriages and some cars were produced with them until 2000, and some car manufacturers (including our domestic ones) installed them right up to the end of 2007. This is the simplest, most accurate and reliable mechanism. It is quite easy to twist the odometer of such a device.
You need to disassemble it, separate the odometer and connect its drive to some kind of motor that will rotate it in the opposite direction to reduce the mileage and forward to increase it. But here you should be careful and have an idea of the correct assembly, otherwise the numbers on the drum will not be displayed on the same line.
In addition, it is worth considering that all speedometer cases have seals on the screws and it will not be possible to disassemble the speedometer without breaking the seal. And a particularly fastidious buyer may not be too lazy to check the seals, since on some cars it is quite easy to remove the dashboard and get to the speedometer.
Although, some models of speedometers allow you to twist them back without disassembling, it is enough to remove the drive cable from the gearbox and fasten it to the electric motor shaft, twist it in the right direction, connecting the motor in the desired polarity.
But on some production cars of not the most recent years of production, you can twist the electronic speedometer without even disassembling the tidy, but just by connecting the computer to the diagnostic connector. And on most cars, you still have to disassemble the panel to get to the electronic speedometer board. Although the tidy on most cars can be disassembled in just a few minutes.
The board has a small microcircuit (only 8 legs, see the photo on the left) with only 1 kilobyte of memory, which is enough to save the information parameters of the dashboard. To erase (twist) the readings of the real mileage, you should evaporate the microcircuit and connect it to the computer, change the readings. But in order to remove the microcircuit, you have to disassemble the tidy to get to the back of the board.
If you wish, you can disassemble the tidy of your purchased car and see traces of non-factory soldering (see photo on the left). However, as I said, looking at the odometer when buying a used car, even in a car dealership, is useless. It is twisted in 99 cases out of 100. The real mileage can be determined when inspecting the car, according to the signs described in the detailed article (link to the article above in the text).
And some craftsmen change the run parameters without even soldering the chip, but connecting jewelry-made contacts to the top of the microcircuit (as in the video below the article), which contact the microcircuit legs without closing the neighboring ones. There are also "kulibins" that are capable of soldering an additional microcircuit and an additional button, when pressed, the odometer reading can be changed at any time.
But of course, such a button on the tidy will only confirm that the real mileage on this car is twisted by anyone and it will be possible to recognize it only by examining the car's units, however, like on most used cars.
I hope this article and the video under it will prove to novice drivers that twisting the speedometer on most cars is not at all difficult, and looking at the odometer when buying a car is useless, success to everyone.
According to statistics, each car rolls about 17,000 kilometers a year. Moreover, in the secondary market there is a large number of used five-year-old cars with indicators of approximately 50,000 kilometers. In such cases, potential buyers have an idea of their luck that they will be able to purchase an iron horse with such mileage indicators. But in fact, half of car owners most likely wondered how to twist the mileage on an electronic speedometer. And before the sale, many just did it.
How it works?
The mileage counter itself is called the odometer. It is built into the speed meter panel.
In the device of the electronic speedometer, there are no longer reducers, cables, rollers, like its mechanical predecessor. Often the output shaft of the gearbox is equipped simply with an optical or magnetic sensor (it can rarely be installed on the wheel), which records the speed. Then the received data is transferred to the electronic control mechanism and from there to the display. The mileage information can be additionally stored in several more memory blocks, as on the new flagships of BMW, Audi, Toyota. How to twist the mileage on an electronic speedometer that has backup storage points? These models are quite complex in coiling values, they have up to 7-8 points of data storage about the distance traveled.
How do I set the desired mileage values?
For cars belonging to the budget price category, it is enough to remove the shield of the electronic meter panel and connect to the diagnostic output. Connect the other end of the cable to the computer with the previously installed software.
After that, it will be possible to enter new mileage indicators. Moreover, it is very difficult to identify such interventions only if the owner carelessly unscrewed the panel cover and left mechanical damage. In this case, twisting of the values is quite likely, but the owner can report on the diagnosis or replacement of lighting elements.
In the presence of several blocks of memory, this process becomes somewhat more complicated, but not dramatically. How to twist the mileage on an electronic speedometer in the presence of 6-8 points of backup information storage? Here you need to connect to the car computer and use special programs to work with all the blocks - you cannot miss a single one. Otherwise, there is a possibility of the appearance of the previous indicators on the display. In rare cases, a new microcircuit is re-flashed or soldered into the control unit.
How to twist the mileage on the electronic speedometer yourself? A good knowledge of electronic systems is also required. On specialized services, this manipulation will not take a lot of time (up to 2 hours).
Are there cars where twisting is not possible?
At the moment, there are no cars that do not allow you to adjust the value of the kilometers traveled. Manufacturers have no reason to tackle this business closely, to spend money. They do not care about the wishes of buyers of used cars. Therefore, when buying, you should be careful and expect luck or an honest seller.
What is the cost of such work?
To tweak the readings from representatives of the budgetary sector of cars will cost from 1000 to 1500 rubles.
Speedometers of new products from the foreign car industry will cost 3000-4000 rubles. The price may depend on your knowledge and personal imaginations of the master.
How to identify the reeling of the value of kilometers?
Intervention detection has a low chance, but motorists should be aware of what the interior elements look like at a given mileage. The driver's and front passenger's seats may be too squeezed, the handles are worn out and will have scuffs that are not comparable to the announced mileage readings. But the owners can also slightly patch up the interior. Covering the seats and replacing the handles is not too expensive.
Diagnostics with a computer itself will not give a result. In most cases, when going through service, workers attach tags with the value of the distance traveled so that vehicle owners know when the next oil change is. If the number of km on the tag and on the display does not match, the owner will be caught twisting. Also, be sure to ask for a book of service inspections. If it is not there, then there is a high probability of interference.
We figured out a little about the question of how to twist the mileage on an electronic speedometer, the situation became clear and general concepts became known. When choosing a used vehicle, more attention should be paid to its condition; drivers monitor the equipment in different ways.
Correction of the values of the domestic "Gazelle"
Depending on their occupation, motorists can use domestically produced cars.
A very popular vehicle for cargo transportation is the GAZelle. They are also already equipped with electronic systems for recording the value of the distance traveled. How to twist the mileage on an electronic speedometer (GAZelle Business diesel)? To do this, you will also need to connect to the electronics system and set the required indicators using a computer with a special program. The connection is made through the diagnostic port. When pairing, the program will show the current value on the screen, then you can enter the required one. As for the cheating, this can be done through the programmer.
Twist the run of the VAZ2114 electronic speedometer yourself
Here, since 2001, several options for combinations of electronic devices have been installed:
- AP panel (manufactured by the Vladimir plant Avtopribor, equipped with a PIC12C519 microchip). There have been cases of failure of this chip. The reason is a manufacturing defect. You can reinstall and flash it using the PO-5 programmer. The cost of making adjustments in the workshops is 1100 rubles.
- Shetmasch electronic system. They will ask for 1600 rubles for working with her in services.
- Electronic device type VDO. The master will ask for 1,500 rubles for the work.
To do the work with your own hands, you will need knowledge of electronics and the appropriate equipment (a computer with the installed program). The connection to the electronics of the car is carried out, manipulations are carried out with the indicator of kilometers.
How to twist mileage on an electronic speedometer? Ryazan has a sufficient number of services and electronics engineers to perform such operations. Also here you can buy hardware if you want to do it yourself.
Here are general concepts and an algorithm of actions. It is quite clear that not every technology lover will figure it out. It takes some time to learn the basics of electronics. For those who are worried about how to twist the speedometer and mileage of a car, the steps for disassembling and connecting the equipment are given.
How to connect
Connection procedure:
- Unscrew and remove the rear dashboard cover.
- Ensure reliable fastening of the connecting wires to the contact points.
- Connect the power cable and turn it on. The current value should then be displayed.
- Make an operation to connect the adapter to the LPT connector of the computer.
- Initiate the launch of the program.
- By pressing the "Ф6" key, the mileage readings will be read, "Ф7" - the desired value can be entered. Then you need to press "Enter" and you can close the program.
- Carry out a power outage and put everything back together. Now, when starting the car, the new mileage values will be displayed on the speedometer.
Reasons for twisting speedometers
The number of kilometers traveled by the car is one of the main selection criteria. Therefore, the question arises about how to twist the speedometer and why do it. Everything is clear with the first half. But why? The point is that sellers simply want to make more money from selling.
People who sell foreign cars see it as a profitable business. Abroad, cars are made better and the roads are good there, so you can't visually determine the high mileage. Sellers adjust its value to the buyer and help out a lot of money. It is also often possible that the kilometer counting system fails and this value is incorrectly displayed. This may be due to an interruption in battery power. In this case, a change in the mileage may also be required.
