I. Preamble. To elevate English language capability for automotive engineering, and survey is extra about knowledge related to automobile,we are students in DHOT2 class,in Ho Chi Minh university of industry. We introduce to Teacher and every peoples about our essay, with topic : Anti-lock braking system. Although, we tried to perfect our esay but our knowledge are finite. So we do not escape faults, hope Teacher help. Contents Part 1 Preamble . 1 Part 2 Contents 8 Part 3 Discussion . 11 Part 4 Conclusion 13 References . 14