Provides the reader with an understanding of the fundamentals of the various electrical and electronic systems and componentry used in the modern car. The book commences with simple electron theory and progresses through to cover principles of operation, construction details and service procedures for the various automotive electrical and electronic systems and components. This book is intended to bridge the gap between the most elementary and the more advanced publications on this subject. Many simplified illustrations in the book help to make this intricate subject easier to understand.