Because Electric Car are driven by batteries and motors, they definitely need maintenance. Brake fluid still needs to be replaced normally, basically once a year or 20,000 kilometers, depending on the requirements of each manufacturer. Another thing that needs to be changed is the rear axle oil. Because Electric Car are rear-wheel drive, they have a rear axle differential.
The operation of the differential requires lubricating oil to ensure lubrication and cooling. Basically, it is changed once a year, every 20,000 to 30,000 kilometers. If the rear axle oil is not replaced on time, it will cause serious wear of the gears in the differential, and over time, the differential will be damaged. Brake pads need to be inspected regularly and replaced if they are severely worn. Tires and other wearing parts also need to be inspected regularly.
First check whether the Electric Sedan Car frame has any rust or cracks. The frame is the main structure of an Electric Sedan Car. The quality of the frame directly determines the strength and safety of the vehicle body. An inferior frame is not only manually welded, but also spray painted. It is also uneven and has rust or cracks.
The plastic panels of good Electric Car are generally of the same level as cars, with a high thickness and a thick sound when knocked. In addition, the spray paint on the surface of the plastic case is also very even and meticulous, and there will be no obvious gloss. difference.
Secondly, we need to look at the motor, controller, tires and batteries. Generally speaking, good Electric Sedan Car accessories must be from big brands. If you master the above points, you can basically judge the quality of the vehicle.