The 1990 Mazda 121, part of the DA Series, represents a compact and economical subcompact hatchback and sedan designed for practical urban transportation. Known for its fuel efficiency and affordability, this Left-Hand Drive (LHD) model, with the WM model code, embodies Mazda's philosophy of delivering reliable and well-engineered vehicles. Its design emphasizes practicality, making it a suitable choice for daily commuting and general use.

This comprehensive factory workshop service and repair manual provides essential information for maintaining and repairing the 1990 Mazda 121. It covers a wide range of systems including the powertrain, drivetrain, chassis, electrical components, and body and interior. Detailed procedures for scheduled maintenance, diagnostics, component repair, and overhaul are included, alongside critical technical specifications. This manual is an invaluable resource for owners, mechanics, and technicians seeking to ensure the longevity and optimal performance of their vehicle.