Not every motorist knows that the daily mileage reset button can be used not only to reset the mentioned data. In most cars, this seemingly unpretentious device has another very important feature that should not be neglected when operating a vehicle. So what can you do with a button?
Resetting the daily mileage is a useful function, especially for calculating the optimal fuel consumption. There is even a dedicated button on the dashboard for it. At the same time, not every motorist is aware of the fact that in the overwhelming majority of car models domestic production, and foreign, the functionality of the mentioned button is not limited to one only reset function.
In addition, said button can also activate the dashboard diagnostic mode. As you might guess from its name, it is necessary to check the performance of all its elements, as well as to identify specific errors. Why is this needed? In order for the motorist or foreman to be able to identify the problem without using any special, additional equipment.
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It is not difficult to activate the verification mode. First, we hold down the reset button for the daily mileage and, in parallel, turn on the ignition. In this case, the dashboard should light up, all its symbols. When this happens, you must lower the button, and then immediately press it again. This will complete the visual test of the dashboard and obtain information about its firmware. The firmware version should appear in numbers on the display. This information is mainly needed for electrician. After that, we press the reset button for the daily mileage again, and the numbers should appear on the same display.
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If there are no numbers, then everything is in order. If they do appear, then the on-board computer finds some errors and malfunctions in the dashboard. Further, the matter remains small. You can either contact a specialist immediately, telling him the error code, or first take a technical manual and find a decryption of the problem code. It is worth noting that quite often errors do not require serious intervention and are associated with a banal filling of the dashboard memory. In all other cases, you need to be ready to fork out.
If you want to know even more interesting things,
then it is worth reading about region "94": why the motorists of the country are literally chasing a special figure.
A source: https://novate.ru/blogs/290620/55102/