How to check the engine when buying

How to check the engine when buying

When buying a used car, it is not enough to inspect only the appearance of the presence of dents and chips. The main assessment should be made based on the engine status. The seller does not give any guarantees, so it is best to identify all the disadvantages of the "filling" of the hood.

1
First of all, make an external engine inspection. The perfectly washed, clean engine, even without a dust layer, should alert you. Perhaps the owner wanted to disguise the existing leaks of oil. Pay attention to the condition of the fastening bolts and hoses. The presence of scratches on the engine bolts indicates that it has been repaired.

2
With the help of a special probe, see the condition of the oil. If the oil is fresh, light color, it means that it was changered quite recently, and the owner should be asked for what reason. The color is slightly darker than the usual requires a simple replacement. And if the oil is white with a layer of foam, then such a car is not worth buying.

3
Much will tell about the state of the engine smoke coming out of the exhaust pipe. Blue smoke color signals the need for urgent engine repair. With long standing machine or improperly adjust the carburetor can go black smoke. This phenomenon may be temporary and not carrying serious problems. White smoke stands out when the water shirt is damaged, or if the gasket burned. But the selection of white steam in the winter is considered a normal phenomenon.

4
The smooth sound of the silencer without strapping and uneven exhausts should be a good engine. Put a piece of paper to the jet of smoke from the muffler. The car should work at idle. If the paper periodically jumps, it is unevenly vibrated and the black nagar remains on it, the engine is faulty.

5
Find the exact condition of the engine will help member compression. Its value should differ slightly from the parameters specified in the passport of the machine.

After all checks try the car in motion. It is best to sit behind the wheel yourself and spend a test leaving. Spend an assessment of the engine status and the entire car

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