The 2nd International Symposium on Automotive Science and Technology organised by Otomotiv Mühendisleri Derneği (Turkish Society of Automotive Engineers) and Gazi University. International Symposium on Automotive Science and Technology will be held in Gazi University, Faculty of Technology, Ankara, TURKEY, 8-10 September 2021. ISASTECH2021 facilitates close collaboration and intellectual exchange with academia, leading R & D institutions, government agencies and many experts from industry. It will create an environment for researchers, scientists, engineers, technologists and practitioners to discuss developments, challenges, opportunities and future trends in the automotive sector. The research article will be published in peer reviewed journals and conference proceedings with DOI.