The 2002 Mazda Protege, chassis code BJ, represents a compact car offering that balances practicality with engaging driving dynamics, a hallmark of Mazda's Jinba Ittai philosophy. Available in sedan and hatchback body styles, including the sport-oriented MP3 variant, the Protege was designed for budget-conscious consumers and commuters seeking reliability and fuel efficiency. Its robust engineering, often reflected in good reliability ratings and a surprisingly spirited performance for its segment, made it a competitive choice against rivals like the Honda Civic and Toyota Corolla.

This comprehensive workshop manual provides in-depth technical information for all Protege models. It covers a wide range of maintenance, diagnostic, and repair procedures, from routine oil changes and fluid services to complex engine and transmission overhauls. Detailed sections on the engine, transmission, drivetrain, suspension, steering, brakes, and electrical systems are included, alongside troubleshooting guides, diagnostic trouble codes, and essential technical specifications such as torque values and wiring diagrams. This manual serves as an indispensable resource for owners and technicians aiming to maintain and repair the 2002 Mazda Protege to factory standards.