The Mazda Protege, produced for the 2002 and 2003 model years under the BJ chassis code, represents a capable compact car celebrated for its engaging driving dynamics and reliable performance. Built on the Mazda BJ platform, this vehicle offers a balance of economy-conscious design with a focus on driver connection, a hallmark of Mazda's "Jinba Ittai" philosophy. Available in sedan and 5-door hatchback (Protege5) body styles, and featuring both standard 5-speed manual and optional 4-speed automatic transmissions, the Protege typically housed a 2.0L FS-DE inline 4-cylinder engine, known for its efficiency and responsiveness, with a rarer 1.5L Z5-DE also available. Its design emphasized good handling and a comfortable ride, making it a popular choice for everyday transportation.

This comprehensive factory service manual provides detailed information for the maintenance, repair, and technical understanding of the 2002-2003 Mazda Protege. It covers all major systems, including engine mechanicals, fuel, ignition, exhaust, manual and automatic transmissions, drivetrain, suspension, steering, brakes, and electrical systems. Furthermore, the manual offers in-depth guidance on routine maintenance procedures, troubleshooting common and uncommon issues, detailed repair and overhaul instructions, and diagnostic techniques. With over 1500 pages of content in English, this workshop manual is an essential resource for owners, technicians, and mechanics seeking to maintain the optimal performance and longevity of their Mazda Protege.