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At the beginning of May, the automotive industry received much attention due to the "new energy vehicles going to the countryside" and the "National VI B" emission standard switch. After the five day "May Day" holiday, the domestic car market also saw strong performance.

The classification and quality definition of auto parts in the automotive aftermarket industry are relatively broad and vague, and "the goods are not in the right way" is the most likely to cause buyer complaints and sales conflicts. For the quality of parts, the most popular definitions are "original parts" and "auxiliary parts", which are very vague and easy to generalize.

​In a truck, there are various types of sensors. The first type includes temperature sensors such as cooling water temperature sensor, intake air temperature sensor, and exhaust temperature sensor. The second type consists of pressure sensors including oil pressure sensor, fuel pressure sensor, common rail pressure sensor, and brake pressure sensor.

If the Nitrogen Oxygen Sensor is broken, it will no longer burn urea. Damage to the nitrogen and oxygen sensor will also lead to failure to refuel, insufficient power, CAN line communication failure and other failures. You can use the urea pump test bench or the NOX sensor test function on the decoder for testing. A qualified test result indicates that the sensor is normal, and an unqualified test result indicates that the sensor performance is poor.

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​1. Do not start at low temperature and enter full load: When the engine starts at low temperature, the lubrication conditions are at their worst. If the engine starts at full load and the oil temperature is not sufficient to provide the best lubrication, it will cause abnormal damage to the bearing shells, which can easily cause engine sticking for a long time.