Air conditioning filter
The working principle of the air-conditioning filter is similar to that of the air-conditioning filter, which is to ensure that the car air conditioner is turned on and can breathe fresh air. The air conditioner filter should also be replaced regularly. When the air conditioner is used, there is a peculiar smell or a large amount of dust is blown out of the air outlet, it must be cleaned, maintained and replaced.
Spark plug
The spark plug directly affects the engine's acceleration performance and fuel consumption performance, such as long-term lack of maintenance or even failure to replace it on time, it will cause serious engine carbon deposits and abnormal cylinder operation. The spark plug needs to be replaced once for 30,000 kilometers. When choosing a spark plug, first determine the model and heat level of your car. When you feel that the engine power is insufficient while driving, you should check and maintain it once.
Timing belt
The current automobile timing transmission mechanism is belt transmission, the main component is rubber, and the service life is short. If the timing belt is not replaced within the specified time, the transmission mechanism will be damaged after aging. In severe cases, the engine may be scrapped. The timing belt is generally replaced at 60,000 to 80,000 kilometers, and it is recommended to replace it in advance.
Tires
If there is a crack on the side of the tire, even if it has not reached the mileage, it must be replaced for safety. When the tread depth is less than 1.6 mm, or the tread has reached the wear indicator mark, it must be replaced.
