Electric Vehicle Software Systems and Diagnostics Fundamentals

Electric vehicles are computers on wheels, requiring specialized software to manage power, safety, and performance. Understanding the software layer of EV technology is essential for anyone looking to enter the modern automotive engineering field. This text-based course guides you through the foundational concepts of electric vehicle software architecture. You will gain a clear understanding of how control units communicate, how battery systems are managed, and how to analyze diagnostic data to troubleshoot performance issues. What you'll learn: - Understand the core components of electric vehicle software architecture and control systems. - Analyze Battery Management System (BMS) algorithms and state-of-charge estimation. - Interpret CAN bus communication protocols and message frames used in modern vehicles. - Apply diagnostic principles using Unified Diagnostic Services (UDS) and OBD-II standards. - Troubleshoot common EV software faults and performance anomalies through written scenarios. - Explore the fundamentals of software-defined vehicles and over-the-air (OTA) updates. The course begins with essential EV terminology and architectural baselines before moving into communication protocols, battery management software, and practical diagnostic workflows. Through detailed written explanations and technical walkthroughs, you will build a strong foundation in automotive software logic. This course is designed for aspiring automotive technicians, software-curious engineers, and tech enthusiasts. No prior experience in EV manufacturing or advanced programming is required. Start reading today to build your foundational knowledge of electric vehicle software systems.