This manual covers the Toyota 3S-GE engine, an internal combustion engine known for its inline 4-cylinder configuration and DOHC valvetrain. Designed for various vehicle applications, the 3S-GE engine utilizes Electronic Fuel Injection (EFI) and Electronic Ignition systems for optimal performance. This engine is a testament to Toyota's commitment to engineering quality and reliability, offering a robust and efficient power plant for its intended use. This comprehensive Service Repair Manual, written in English, provides detailed information essential for the maintenance and repair of the Toyota 3S-GE engine. It includes step-by-step instructions for assembly, disassembly, installation, and adjustment, alongside repair and maintenance procedures. The manual also features a troubleshooting guide, diagnostic system information, and specific instructions for the cooling, lubrication, starting, and charging systems. With 495 pages of technical information, including illustrations and schematics, this manual is an indispensable resource for owners, mechanics, and technicians.