Car fuel consumption is high, is it useful to clean the throttle?

Of course, it is useful to clean the throttle, as follows: 1. Too dirty throttle will lead to power decline and unstable idle speed, which will seriously lead to engine fault light, so clean throttle; 2. If the vehicle is in normal use, it is generally necessary to clean the throttle every 20,000 kilometers. If the environmental quality is poor and there are many dust particles in the air, it is recommended to clean it about 1000 km in advance; 3. There are two ways to clean the throttle: one is to avoid disassembly and cleaning, and the other is disassembly and cleaning. In fact, they are almost the same. The key is to look at the operation of the maintenance technician.