This manual pertains to the Toyota 4A-GE engine, a 1.587-liter inline 4-cylinder unit featuring a DOHC 20-valve valvetrain and Electronic Fuel Injection (EFI). Known for its robust engineering and performance capabilities, the 4A-GE engine has been a significant component in various Toyota applications, demonstrating a legacy of reliability and advanced design for its time. This document serves as a comprehensive resource for understanding and maintaining this specific engine configuration. The purpose of this English-language Service Repair Manual is to provide detailed information for the proper maintenance and repair of the Toyota 4A-GE engine. It covers essential areas including service specifications, engine mechanical procedures, ignition and lubrication systems, cooling, electronic fuel injection, and the starting system. With step-by-step repair operations, detailed troubleshooting procedures, and the inclusion of electrical and hydraulic diagrams, this manual is an indispensable tool for owners, mechanics, and technicians seeking to ensure the optimal performance and longevity of the engine.