This comprehensive service manual provides detailed information on the Mitsubishi 4G9 MIVEC engine series, specifically covering the 4G92-SOHC and 4G92-DOHC-MIVEC variants. Designed for mechanics and enthusiasts working on Lancer, Carisma B6, and Pajero models, this manual offers a wealth of technical knowledge to ensure efficient and accurate repairs.

The manual covers a wide range of topics including general service specifications, rework dimensions, torque specifications, new tightening methods for bolts in plastic areas, sealant and form-in-place gasket applications, and specialized tool requirements. Dive into sections dedicated to the alternator and ignition system, timing belt, fuel and emission control systems, throttle and EGR system (including GDI), intake and exhaust manifolds (GDI and non-GDI), water pump and water housing, rocker arms, camshafts (including MIVEC), and the front case and oil pump.

This manual equips you with the necessary information to confidently tackle repairs and maintenance on your Mitsubishi 4G9 MIVEC engine, ensuring optimal performance and longevity.

The Mitsubishi 4G9 MIVEC engine is a renowned powerplant that found its home in a range of Mitsubishi vehicles, including the popular Lancer, Carisma B6, and Pajero. This engine family, known for its robust build and efficient performance, boasts a variable valve timing system known as MIVEC (Mitsubishi Innovative Valve timing and lift Electronic Control system). MIVEC technology enhances both power output and fuel economy by optimizing valve timing and lift depending on engine load and speed. The 4G9 series encompasses several variations, with displacements ranging from 1.3 to 1.6 liters, each tailored for specific vehicle applications. For instance, the 4G93, a 1.6-liter variant, is commonly found in the Lancer, while the smaller 4G91, a 1.3-liter unit, is often found in the Carisma B6. The 4G9 engine family also features a wide range of other technological advancements, including multi-point fuel injection, a lightweight aluminum block, and a sophisticated electronic control unit (ECU) that manages various engine parameters.

The Mitsubishi 4G9 MIVEC engine service workshop manual is an indispensable resource for technicians and mechanics working on these vehicles. This comprehensive document provides detailed information on all aspects of the engine, including its design, operation, maintenance, and repair. It features an array of diagrams, illustrations, and step-by-step instructions that guide technicians through various procedures, from routine maintenance tasks like oil changes and filter replacements to complex overhauls and component repairs. The manual also includes troubleshooting guides, technical specifications, and a wealth of diagnostic information, equipping technicians with the knowledge and tools they need to effectively diagnose and resolve engine problems. By providing precise instructions and in-depth technical information, the service workshop manual ensures technicians can properly service and maintain the 4G9 MIVEC engine, ensuring optimal performance and longevity.