What does car maintenance include?

Automobile maintenance is a preventive work to inspect, clean, supplement, lubricate, adjust or replace some parts of the automobile within a specified period, which is also called automobile maintenance. Modern automobile maintenance mainly includes the maintenance scope of engine system (engine), gearbox system, air conditioning system, cooling system, fuel system and power steering system.

Routine maintenance includes: vehicle oil and water, including engine oil, gearbox oil, rear axle oil, steering oil, brake oil, antifreeze and glass water; Cleaning items include throttle cleaning, air intake system cleaning, fuel pipeline cleaning, three-way catalytic cleaning, engine cleaning and fuel injection head cleaning. The most common consumable parts are air filter, air conditioner filter, oil filter, gasoline filter, tire, brake pad, battery, spark plug, engine outer belt, timing belt, etc.

Minor maintenance only involves mechanical oil filter and air conditioning filter. The oil change mileage is determined according to the oil product, and whether to replace the air-conditioning filter element is determined according to the actual dirty degree.