This 1.2T three-cylinder range extender from Dongan has the following problems after a long test of 100,000 kilometers:
1. The oil leakage problem of this engine is very serious, and the entire cylinder block periphery, including the high-pressure oil rail, has very obvious oil stains and even oil mud. This indicates a clear problem with the assembly process of this engine.
2, the carbon deposit problem is also very serious, throttle, inlet, piston show that there are serious carbon deposits, the degree of carbon deposit than the Audi, Mercedes, Toyota, Honda engines are much more serious.
3, ignition coil installation slot, cooling water main joint also appeared obvious rust problem, which in the previous disassembled engine, whether it is German and Japanese engines have not appeared.
In addition to the engine, the ideal ONE whether it is the engine or the performance of the whole machine assembly is OK, but the problem is that there are so many problems with this engine, the seriousness of the problem is unimaginable, the media is the ideal ONE as a pure fuel car to drive, without a charge, although it is not the same as the car environment of some owners, However, it is not ruled out that there are still owners of this car as a pure fuel vehicle to drive, in addition, even if the owner is occasionally charged to drive, but over the years, the 100,000 kilometers of extended range is not unreachable. Therefore, the problems exposed by this engine should be paid attention to.
The advantages and disadvantages of a car owner:
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advantage
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1. The car has been run in and has been treated with some repairs and replacement parts, so it can be more reliable and run more smoothly both on long trips and in urban driving.
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2. During this time, I have become familiar with my car and know how to maintain and improve it to make it better and more economical.
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3. Since my car is past its wear and tear period, repair and maintenance costs have been greatly reduced.
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drawback
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1. Some friction parts and parts will wear out and start to age, so I need enough money to deal with maintenance and repair, otherwise the car may break down.
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2. If the car is not well maintained and repaired, it can have some pretty annoying little problems, such as cold starts, appliances and excessive wear and tear.
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3. Because the car has been around for a while and is worn and used, its fuel economy may decrease, so it may have to increase the fuel cost.
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In general, since the car has been close to 100,000 kilometers, so there may be some problems in use, of course, it needs good maintenance and repair to keep it in good condition, so that it can be better used, so as to make it more excellent.