The 2010 Mazda 3, part of the second generation (BL), represents Mazda's commitment to delivering engaging driving dynamics and stylish design within the compact car segment. Building on the brand's 'Zoom-Zoom' philosophy, this model offers a compelling blend of sporty aesthetics, responsive handling, and practical utility, available in both sedan and hatchback body styles. Its engineering quality is evident in its robust chassis, efficient powertrain options including 2.0L and 2.5L MZR gasoline engines, and available manual and automatic transmissions designed for performance and reliability. The Mazda 3 was recognized for its safety, achieving high crash test ratings and incorporating features like ABS, EBD, and multiple airbags. This comprehensive Workshop Service Repair Manual provides in-depth technical information essential for the maintenance, diagnosis, and repair of the 2010 Mazda 3. It covers a vast array of systems, including detailed procedures for engine mechanical and electrical components, transmission service for both manual and automatic variants, drivetrain, suspension, steering, brakes, and the complete electrical system. The manual also includes guidance on HVAC, fuel and exhaust systems, interior components, and safety restraint systems. With systematic troubleshooting charts, diagnostic trouble code explanations, and step-by-step instructions for everything from routine servicing to major component overhauls, this manual serves as an indispensable resource for owners, technicians, and mechanics seeking to preserve the performance and longevity of their Mazda 3.