This workshop service manual covers the Isuzu 2AA1, 2AB1, 3AA1, 3AB1, and 4LE2 series diesel engines. Specifically, it details the 2.179L 4-cylinder, 4-cycle, in-line, water-cooled, OHV, direct injection 4LE2 engine, as well as the 0.975L 2-cylinder, 4-cycle, in-line, water-cooled, OHV, swirl combustion engine. These engines are designed for robust performance and reliability in demanding applications.

This manual provides comprehensive information essential for the maintenance, repair, and overhaul of these Isuzu diesel engines. It includes detailed procedures, technical specifications, diagnostic information, and troubleshooting guides. Adhering to the guidelines within this manual will ensure the continued optimal performance and longevity of your engine.