The Protege, produced from 2002 onwards and built on the BJ Series platform, is a compact family car renowned for its engaging driving dynamics and reliable performance. This generation of the Protege is recognized for its sporty handling, practical interior, and fuel efficiency, positioning it as a strong competitor in its segment against vehicles like the Honda Civic and Toyota Corolla. Notable variants include the high-performance Mazdaspeed Protege, featuring a turbocharged engine and sport-tuned suspension, embodying Mazda's Jinba-Ittai philosophy of harmonious driving.

This comprehensive service and repair workshop manual is designed to be an authoritative resource for maintaining and repairing the Protege. It covers an extensive range of systems, including powertrain, transmission, chassis, electrical, body, and diagnostics. Detailed procedures for general maintenance, engine and transmission repair, brake system, suspension, steering, electrical systems, and HVAC are provided. The manual also includes technical specifications, diagnostic troubleshooting guides, and information on known issues, ensuring that owners and technicians have access to the information needed for effective vehicle care.