About product and suppliers:
            4,940 auto diagnostic tool products are offered for sale by suppliers on Alibaba.com, of which diagnostic tools accounts for 88%, other vehicle tools accounts for 2%, and tool set accounts for 1%. 

A wide variety of auto diagnostic tool options are available to you, such as code reader, engine analyzer, and battery tester. 

There are 4,940 suppliers who sells auto diagnostic tool on Alibaba.com, mainly located in Asia. The top countries of suppliers are China, Taiwan, China, and Japan, from which the percentage of auto diagnostic tool supply is 99%, 1%, and 1% respectively.