Our company is a professional manufacturer of automobile testing, with its high-quality products and good after-sales service, we have won the praise and favor of our customers. Let's talk about the methods of automobile detection and diagnosis
　　
(1) Self diagnosis method: it is a method that uses the self diagnosis function of automobile electronic control unit to represent the fault position through the output of fault code.

(2) Artificial experience diagnosis method: it does not need special instruments and equipment, but has strong dependence on the experience of diagnostic personnel, slow diagnosis speed, poor accuracy, and can not be quantitative analysis.

(3) Modern instrument and equipment diagnosis method: its diagnosis speed is fast, the accuracy is high, can quantitative analysis, but this method needs to occupy the workshop, the investment is too large.