What is the car maintenance process?

[LaIan]

Car maintenance refers to the preventive work of regularly inspecting, cleaning, replenishing, lubricating, adjusting, or replacing certain parts of the car. Its purpose is to keep the car clean, maintain normal technical conditions, eliminate hidden dangers, prevent failures, slow down the deterioration process, and extend the service life. The car maintenance process is as follows: 1. Replace engine oil, oil filter, air conditioning filter, and air filter; 2. Check whether all fluids meet the standards; 3. Check whether the lights, chassis, and braking system can work normally; 4. Check and tighten the connection between the wheels and hub nuts; 5. Adjust the idle speed and idle mixer pedal clearance; 6. Check the tightness of the engine cylinder head screws.