The Mazda CX-7, first introduced for the 2007 model year, is a mid-size crossover SUV designed to blend sporty driving dynamics with practical utility. Built on the Mazda CX-7 ER chassis code, this vehicle is powered by a 2.3L DISI turbocharged inline 4-cylinder engine, delivering approximately 244 horsepower and 258 lb-ft of torque, paired with a 6-speed automatic transmission. Known for its distinctive styling and Mazda's characteristic 'Zoom-Zoom' driving feel, the CX-7 offered a range of features including standard traction control, electronic stability control, and anti-lock brakes, along with multiple airbags for enhanced safety. Its design philosophy aimed to provide an engaging driving experience within the crossover segment. This comprehensive service and repair manual is tailored for the 2007 Mazda CX-7 (ER generation), serving as an indispensable resource for DIY enthusiasts and professional mechanics. It covers a wide array of technical information, including general maintenance procedures, detailed troubleshooting guides, and in-depth repair instructions for all major vehicle systems. Key areas addressed include the engine, transmission, brakes, suspension, steering, cooling system, fuel and emission systems, and the complete electrical system with wiring diagrams. The manual empowers users to perform diagnostics, maintenance, and repairs confidently, ensuring the longevity and optimal performance of their vehicle.