This workshop repair shop service manual provides comprehensive information for the Isuzu / Chevrolet 4JA1 / 4JH1-TC diesel engines. These internal combustion engines are designed for vehicle applications, specifically the Isuzu Rodeo DMAX and Chevrolet LUV DMAX. The 4JH1-TC variant features turbocharging, contributing to its performance capabilities. This manual is written in Spanish and serves as a vital resource for understanding and maintaining these robust engine systems.

The purpose of this manual is to guide owners, mechanics, and technicians through the service and repair processes for the 4JA1 and 4JH1-TC engines. It covers essential areas including detailed maintenance procedures, troubleshooting common issues, and providing critical technical specifications. By adhering to the guidelines and information presented within these pages, users can ensure the optimal performance, reliability, and longevity of their Isuzu or Chevrolet vehicles equipped with these engines.