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The Engine Is Faulty. The Old Driver Tells You How To Find It

  • Two days ago, a driver asked me what happened to the black smoke from the exhaust funnel? I thought, as a truck driver, don’t you even know such a simple fault? But when you think about it, it’s really not what it used to be. Once everyone was scrambling to be a truck driver. There were even two or three apprentices in a car. Learn to repair the car before you learn to drive. When you learn to repair the car, the master will let you learn to drive of engine is faulty.
  • Now, with a driving school, you only need to go to the driving school to learn driving skills. You don’t need to learn to repair the car. When you take the professional qualification certificate, you just learn some basic emergency capabilities, such as changing the spare tire. You don’t know what faults the engine has.
The Engine Is Faulty. The Old Driver Tells You How To Find It

Most of our trucks are diesel engines. Of course, some light trucks and micro trucks are gasoline engines. I won’t repeat this. Diesel engine is widely used in trucks because of its large torque, simple structure and ability to adapt to harsh environment. In addition, the fuel supply system of diesel engine is simpler without spark plugs and ignition coils, so the stability of diesel engine is higher.

Because most of the faults of diesel engines are easy to judge, today I’ll tell you some methods of judging engine faults myself engine is faulty.

The first is that we can look at the instrument panel in our driving position. The faults displayed on the instrument panel are very accurate, so we should always check the parameters on the instrument during driving.

The Engine Is Faulty. The Old Driver Tells You How To Find It (2)
  • The second is to listen to the sound of the engine. The original sound of the diesel engine is louder than that of the gasoline engine. When there is a problem with the engine, the sound will be louder. There is a trick to listening to the sound. You should listen to whether the abnormal sound is regular. If the frequency of the abnormal sound is consistent with that of the engine, Then this problem is generally the problem of the main body of the engine. If the abnormal noise is irregular and sometimes not, it is mostly the problem of engine accessories engine is faulty.
  • The third is to look at the color of the smoke from the exhaust funnel. Under normal circumstances, the color of the exhaust funnel is light gray, and the color may be heavier when the vehicle first starts. When you step on the accelerator with your big foot, black smoke may also appear because the diesel is not completely burned, which is also normal engine is faulty.
The Engine Is Faulty. The Old Driver Tells You How To Find It (3)

White smoke will also occur, mostly in the case of cold vehicles. With the gradual rise of engine temperature, the white smoke will turn light gray. If there is white smoke after the engine temperature rises, the engine will fail. If the exhaust funnel emits blue smoke, the engine should burn oil engine is faulty.

Fourth, we can disassemble and replace parts for comparison. If we doubt a certain part, we can replace the same functional part on the vehicle and compare it to see whether the fault changes with the change of parts.

The Engine Is Faulty. The Old Driver Tells You How To Find It (4)

Summary Of Engine Is Faulty

The above mentioned are some small faults. Now most of our cars are electronically controlled engines. If we encounter difficulties, we still have to go to the manufacturer’s service station to repair them with professional tools. After all, the maintenance technicians are professional of engine is faulty.

There are many ways to check the engine fault. The key is to master all the knowledge of the engine, see each part of the engine and know its role. Finding the fault must be from simple to difficult. It can’t be overhauled. Only step by step can the fault be eliminated more easily.

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