The Daihatsu Terios, produced primarily between 1997 and 2007 for its first generation (J100 chassis code), represents a compact, body-on-frame SUV known for its surprising off-road capability in a small package. Daihatsu's specialization in practical and affordable vehicles is evident in the Terios, which offered a robust design and genuine 4WD capability, setting it apart from many competitors of its era. Available with efficient 1.3L and 1.5L engines, the Terios was designed for versatility, catering to owners who needed a capable vehicle for both urban environments and light off-road excursions. Its compact dimensions, around 3.7 meters in length and 1.6 meters in width, made it maneuverable, while its purposeful design emphasized utility and durability. This comprehensive service and repair manual provides detailed guidance for the Daihatsu Terios (J100), covering the years 1997 through 2007. It is meticulously organized to assist owners, mechanics, and technicians in performing all necessary maintenance, diagnostic, and repair procedures. The manual delves into critical systems including the engine mechanicals, EFI, lubrication, cooling, ignition, starting, and charging systems, as well as the clutch, manual and automatic transmissions, driveline components, suspension, steering, and brakes, including ABS. Furthermore, it covers bodywork, electrical systems, and provides essential wiring diagrams, ensuring a thorough understanding of the vehicle for optimal upkeep and longevity.