The Nissan/Datsun Model FJ20 Engine Service Repair Manual provides a comprehensive guide for servicing and repairing this engine. It encompasses everything you need, from basic maintenance to advanced troubleshooting, offering detailed instructions and illustrations to support every step of the process. The manual delves into the engine's core components, covering general engine operation, tune-up procedures, mechanical systems, lubrication and cooling systems, and the fuel system. It includes detailed electrical and hydraulic diagrams, along with clear, real-life photographs and diagrams to enhance understanding. Each section is meticulously organized for easy navigation, enabling you to quickly find the specific information you need. With this manual, you can confidently diagnose problems, perform repairs, and maintain your engine, saving you time and money.

The Nissan/Datsun FJ20 engine is a four-cylinder, 2.0-liter, fuel-injected, naturally aspirated gasoline engine that was introduced by Nissan in 1979. It was a significant development for the company, becoming a mainstay in many of their popular models. The FJ20 was known for its smooth power delivery and reliability, featuring a cast-iron block and aluminum cylinder head. It incorporated a single overhead camshaft (SOHC) design, with a timing belt and a wet sump lubrication system. This engine was renowned for its responsiveness and high-revving capabilities, typically reaching peak power at a high RPM range. Its durability and performance landed it a place in diverse applications, including sedans, coupes, and even some sports cars. The FJ20 engine served as the heart of several iconic Nissan/Datsun vehicles, including the Datsun 280ZX, the Nissan Skyline R30, and the Nissan Pulsar. Throughout its production run, the FJ20 saw multiple revisions and evolutions with various power output ratings. The FJ20E variant was the base version, while the FJ20ET, with its turbocharger, served up a significant increase in power. The FJ20 engine's popularity wasn't just confined to Nissan's lineup; its robust design and performance potential led to its use in various racing applications. This engine's adaptability and strong reputation made it a sought-after choice for enthusiasts looking to build powerful and reliable vehicles. The FJ20's legacy lives on in the hearts of motorsports fans and Nissan/Datsun enthusiasts alike, a testament to its impressive power, performance, and enduring influence.