This manual covers the 2009 Sportster, available in 883cc and 1200cc air-cooled Evolution V-Twin engine configurations. Known for its iconic styling and customization potential, the Sportster represents a significant evolution in motorcycle heritage. This model features electronic sequential port fuel injection and a 5-speed transmission, offering a balance of classic performance and modern technology. With a focus on reliability and rider experience, the 2009 Sportster continues the legacy of this enduring motorcycle line. This comprehensive service and electrical diagnostic manual provides detailed information essential for the maintenance and repair of your 2009 Sportster. It covers critical areas including electrical systems, diagnostics, troubleshooting, component testing, and wiring diagrams, with an estimated 400-600 pages of technical content. This resource is designed to assist owners, mechanics, and technicians in efficiently diagnosing and rectifying a wide range of electrical faults, ensuring the optimal performance and longevity of the motorcycle. The manual includes systematic diagnostic trees, specific test procedures, and component location charts.