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List of the contents of this article:

• 1, What are the items of secondary maintenance of automobiles?
• 2
  、What are the main contents of the secondary maintenance of cars
• 3, What does first-class, second-class car mean
• 4, Has the secondary maintenance of the car been canceled
• 5, What are the secondary maintenance items for cars
• 6. What is the secondary maintenance of cars?

What are the items of secondary maintenance of automobiles?

The main content of secondary maintenance of automobiles is regular inspection and adjustment as the core.

Car Level 2The details of the maintenance are as follows: (1) Check the fault system with an electronic fault diagnostic instrument. If there is a fault in a part, it should be reported to the car owner and repaired in time. ( 2) The comprehensive detection of various characteristics of the engine is being gradually promoted with the engine comprehensive detector, so as to determine the items that need to be overhauled and adjusted.

Maintenance of the exterior of motor vehicles Maintenance of the exterior of motor vehicles is an important link in secondary maintenance. This includes external cleaning, external inspection, inspection and maintenance of tires, hubs, brake pads, brake discs and other parts. Generally speaking, external cleaning should be carried out regularly to keep the vehicle clean and beautiful.

The main contents of the secondary maintenance of the car are as follows: After the engine passes the three-clearing and three-filtration operation, it should be easy to start, smooth operation, normal exhaust (referring to the exhaust gas meets the standard), waterThe temperature and oil pressure meet the requirements, the rotation speed is stable, there is no abnormal noise, the tension of each belt is moderate, and there are no four leaks (water, oil, electricity, gas).

What are the main contents of the secondary maintenance of the automobile

1. The main contents of the secondary maintenance of the automobile are as follows: After the engine passes the three-clearing and three-filtration operation, it should be easy to start, operate smoothly, and the exhaust should be normal (referring to the exhaust gas to meet the standard), water The temperature and oil pressure meet the requirements, the rotation speed is stable, there is no abnormal noise, the tension of each belt is moderate, and there are no four leaks (water, oil, electricity, gas).

2. According to the query Baidu Encyclopedia, the main contents of the secondary maintenance of the automobile are: the secondary maintenance item of the automobile: the engine; the secondary maintenance of the automobile needs to detect the condition of the engine during idle, medium speed and high-speed operation, and whether the cylinder pressure and vacuum meet the standard.

3. The details of the secondary maintenance of the car are as follows: (1) Check the fault system with an electronic fault diagnosis instrument. If there is a fault in a part, it should be reported to the car owner and repaired in time. ( 2) The comprehensive detection of various characteristics of the engine is being gradually promoted with the engine comprehensive detector, so as to determine the items that need to be overhauled and adjusted.

4. In summary, the main contents of secondary maintenance include external maintenance of motor vehicles, internal maintenance of motor vehicles, maintenance of electronic equipment of motor vehicles, maintenance of motor vehicles and safety inspection of motor vehicles.

5. As a consumable, in order to maintain its excellent performance, the car generally needs to enter the factory for secondary maintenance every 7,500-10,000 kilometers.

What does first-class, second-class, third-class car mean

How to distinguish between first-class cars and second-class cars? Class I vehicles refer to cars with less than seven seats (including seven seats) and small cars with less than two tons Types of buses and minivans. The family cars we use are all first-class cars. In addition to first-class cars, there are also second-class cars, third-class cars, fourth-class cars and fifth-class cars.

Nissan OneTwo and three refers to the classification of Nissan's car series. The specific differences are as follows: Nissan One: Nissan includes Nissan's luxury models, which have superior performance and comfortable feel, but the price is higher.

The classification of bus tickets actually refers to the classification of large buses. Large buses are divided into five levels, including high level three, high level two, high level one, intermediate level and ordinary level. A large bus refers to a passenger car with a length of 9 meters. Medium-sized buses refer to buses with a length of less than or equal to 9 meters.

Level 1, Level II and Level III are the grade standards for measuring the technical condition of the vehicle at the time of your inspection. The main indicators are: the dynamics of the whole vehicle, exhaust emissions, lighting, braking, appearance and equipment, fuel economy, etc.

Has the second-level maintenance of the car been canceled?

1. The state does not want to cancel the secondary maintenance of vehicles. The "Regulations on the Technical Management of Road Transport Vehicles" only cancels the mandatory secondary maintenance system for operating vehicles, and the previous vehicle maintenance cycle is unified and rigidly stipulated by the provincial road transport management agency.

2. The second-level maintenance has been canceled, and the name is called grade evaluation. Trucks are reviewed once a year, and the evaluation can be made up, and the annual review can be done 3 months in advance. The second-level maintenance money has been canceled for the car inspection. Secondary maintenance is a maintenance project mainly based on inspection and adjustment, which is mandatory after the car has a longer mileage.

3. Legal analysis: As early as 2016, Order No. 1 of the Ministry of Transport amended the Regulations on the Technical Management of Road Transport Vehicles, and the mandatory secondary maintenance was officially canceled from March 1 of that year.

4. According to the implementation measures for taxi management in Guiyang City, the second-level maintenance of taxis refers to the regular inspection and maintenance that taxis need to carry out after driving a certain mileage, which has not been canceled, and Guiyang taxis need to carry out first-level and second-level maintenance in order to drive on the road normally.

What are the secondary maintenance items for automobiles

Secondary maintenance is a maintenance operation centered on inspection and adjustment of motor vehicles with a certain mileage. The scope of maintenance, in addition to the operation items of first-level maintenance, check and adjust the work of the engine and electrical equipment, disassemble and wash the oil pan and oil filter, check and adjust the steering and brake mechanism, and disassemble and wash the front and rear hub bearings.

The main items of the second maintenance of the car are: replacement of three filters and engine oil;Check whether brake fluid, transmission fluid and power steering oil should be replaced; check brake pads, tires, shock-absorbing suspension, etc.; check spark plugs, throttle valves, fuel supply systems; front and rear rotation, routine (lights, batteries, etc.) inspection.

The maintenance of motor vehicles is also one of the important links of secondary maintenance. Maintenance includes replacing oil, replacing air filters, replacing spark plugs, etc. These maintenance tasks need to be replaced regularly according to the service life and mileage of the vehicle to ensure the normal operation of the vehicle and extend its service life.

It also includes disassembly and cleaning of the oil pan and oil filter, checking and adjusting the steering and braking mechanism, and disassembling and cleaning the front and rear hub bearings. The purpose is to maintain the good working performance of various parts, mechanisms and assemblies of the vehicle and ensure their normal operation between two secondary maintenances.

What is the secondary maintenance of cars?

In general, the second maintenance of a car is to replace the oil, replace the oil filter, replace the air filter, replace the air conditioner filter, etc. Among them, maintenance mainly includes the replacement of some oils and consumable parts. The oil on the car includes engine oil, coolant, brake fluid, steering booster oil, transmission oil, etc.

Clean all filters, oil pans, filter floating components, etc. Check and adjust the wear and clearance of the connecting rod bearing. Check and tighten the front and rear bracket bolts of the engine. Check and adjust the tire shift brake. Check the adjustment of the clutch and other components.

The project includes replacing engine oil, replacingEngine oil filter, replace the vehicle air conditioner filter, check the use of vehicle tires, check the use of vehicle chassis, the second vehicle warranty is a chargeable item, which can be completed by the brand after-sales service department or the local repair factory.