The Mazda Protege / 323, platform code BG, represents a generation of subcompact cars produced from 1989 to 1994. Known for its conservative yet neat aerodynamic styling, this model offered economical and reliable transportation, making it a strong competitor in its class. Key selling points included excellent fuel economy and a solid value proposition, combining affordable pricing with dependable engineering. Available in 3-door and 5-door hatchback, as well as 4-door sedan body styles, the Protege / 323 was powered by various inline 4-cylinder engines, ranging from a 1.3L SOHC to more powerful 1.8L DOHC and 2.0L DOHC options, with both manual and automatic transmissions offered, and some variants featuring all-wheel drive.

This comprehensive Service Workshop Repair Manual provides detailed information for the maintenance and repair of the Mazda Protege / 323 (BG). It covers all major vehicle systems, including engine mechanical and electrical components, transmissions (manual and automatic), drivetrain, suspension, steering, brakes, and the complete electrical system. The manual offers step-by-step repair procedures, diagnostic guidance, safety precautions, and essential technical specifications such as torque values and clearances. This resource is designed to assist owners, mechanics, and technicians in performing routine maintenance, troubleshooting issues, and executing complex repairs to ensure the longevity and optimal performance of the vehicle.