This comprehensive service repair manual is specifically designed for the 2004 Mitsubishi Diamante, providing you with all the information you need to maintain and repair your vehicle. The manual is divided into two volumes, covering a wide range of topics. Volume 1 encompasses the fundamental aspects of your Diamante, starting with general information, engine specifics, lubrication systems, fuel delivery, and engine cooling. It delves into the intricacies of the intake and exhaust systems, engine electrical components, and the vital engine and emission control systems. This volume also includes detailed instructions for the automatic transaxle. Volume 2 expands on the vehicle's structure and essential systems. It comprehensively details the front and rear axles, wheel and tire maintenance, power plant mounts, and the suspension systems – both front and rear. The manual also covers service and parking brakes, steering mechanisms, and body components, including the exterior, interior, and supplemental restraint system (SRS). It concludes with insightful information on chassis electrical systems, the heater, air conditioning, and ventilation systems. Finally, you'll find detailed component locations, configuration diagrams, and comprehensive circuit diagrams to aid in your understanding of the vehicle's electrical system. This service repair manual is your ultimate resource for tackling any maintenance or repair tasks on your 2004 Mitsubishi Diamante. It provides clear, concise instructions and detailed diagrams to guide you through every step.

The 2004 Mitsubishi Diamante is a mid-size luxury sedan that marked the end of an era for the model line. Introduced in 1989, the Diamante was initially conceived as a competitor to the Toyota Cressida and Nissan Maxima, aiming to establish Mitsubishi as a player in the luxury market. The fourth and final generation of the Diamante, launched in 2003, received a modern and sophisticated design, featuring a spacious interior with premium materials and a host of advanced features. It was offered with a choice of two engines: a 3.5-liter V6 producing 210 horsepower and a 3.8-liter V6 generating 253 horsepower, both mated to a four-speed automatic transmission. The Diamante's standard features included leather upholstery, power seats, a sunroof, cruise control and a premium sound system. The 2004 model year saw no major changes, continuing to offer a comfortable and refined driving experience with a focus on luxury and practicality. Despite its strong qualities, the Diamante faced diminishing sales due to stiff competition from European and American luxury brands. The 2004 model year marked the end of the Diamante's production, as Mitsubishi decided to focus on its other models and re-evaluate its strategy in the luxury market. The 2004 Diamante remains a testament to Mitsubishi's ambition to establish a presence in the premium segment, offering a blend of spaciousness, comfort and performance. The 2004 Mitsubishi Diamante Service Repair Manual is a comprehensive guide designed to assist owners, mechanics and enthusiasts in maintaining and repairing this vehicle. It provides detailed information on various aspects of the car, including engine specifications, electrical diagrams, bodywork, suspension, transmission, and troubleshooting procedures. The manual serves as an invaluable resource for anyone seeking to understand the workings of the 2004 Diamante and ensuring its continued operation.