2. What is the effect if cars accumulated carbon ? 2. 2. 汽车积碳对车子的影响？

Answer : the accumulated carbon will stay in the fuel loop and important mechanisms of the car to affect the car operation and reduce the efficiency to cause the car consume more fuel and insufficient horsepower, shorten the life of ignition device, which will block the tank. Then need to replace.


答：积碳会存在于车子的油管路及各重要机件，影响运作减低效能，会让车子更耗油、马力不足、发动机寿命减短，不是搪缸就是换车。