Introduction
With the rapid growth of our economy, the automobile sector has also grown rapidly. Cars have become everyday
Means of transport indispensable to life. However, it is inevitable that some of the vehicles will appear during long periods of use
Faults and problems. Car maintenance is particularly important in order to ensure the safety and comfort of cars. Ben
Through observation and analysis of auto maintenance practices, the paper draws up some maintenance experience and techniques for auto-related purposes
The repairs will provide reference。
Ii. Overview of vehicle maintenance practices
1.
Maintenance projects

Automobile maintenance consists mainly of the following projects:
Engine maintenance: motor is the core component of the vehicle, including major engine repair, engine maintenance, hair
Motive failure diagnosis and removal, etc。
Underground maintenance: the maintenance of the chassis includes, inter alia, the suspension of the system, the transition system, the brake system, the transmission system, etc。
Body maintenance: body maintenance consists mainly of body gold, spray paint and glass replacement。
) electrical system maintenance: electrical system maintenance includes, inter alia, power systems, lighting systems, sound systems, space
Change the system, etc。
2.
Maintenance process

Automobile maintenance processes typically include the following steps:
) pick-up of vehicles: receipt of the car to be repaired by the client, preliminary check-up to understand the problem。
Diagnosis: based on the phenomenon of failure, a failure diagnosis is performed to determine the cause of failure。
Maintenance: maintenance operations based on cause of failure。
Test vehicle: upon completion of maintenance, a test vehicle is performed to confirm whether the failure has been resolved。

) handover: the car is returned to the customer after the test has been completed。
Analysis of vehicle maintenance practices
1.
Engine maintenance




