This comprehensive Mercedes Benz OM602 OM603 Engine Service & Repair Manual provides in-depth information for vehicles manufactured between 1987 and 1996. It's your key to unlocking the secrets of maintaining and repairing these engines, enabling you to handle a wide range of tasks, from routine maintenance to complex repairs.

The manual encompasses all aspects of servicing and repair, offering step-by-step instructions, clear illustrations, and detailed wiring diagrams. You'll find everything you need to confidently tackle any repair job, saving you significant costs by doing it yourself.

The manual covers all models within the specified years and includes information for all engine types. It delves into every aspect of servicing and repair, ensuring you have the knowledge to tackle any task. Whether you're a seasoned mechanic or a DIY enthusiast, this manual empowers you to handle your own vehicle maintenance and repairs with confidence.

The Mercedes-Benz OM602 and OM603 engines, produced from 1987 to 1996, are iconic powerplants renowned for their durability and reliability. These inline five-cylinder diesel engines were a mainstay in various Mercedes-Benz models, including the W124 E-Class, W201 190 Series, W463 G-Class, and even some commercial vehicles. The OM602, with a displacement ranging from 2.5 to 3.0 liters, was known for its smooth, quiet operation and impressive fuel efficiency. The OM603, boasting a larger displacement of 3.0 liters, offered more power and torque, making it a popular choice for heavier vehicles. Both engines utilized indirect injection technology, which, while not as efficient as later direct injection systems, provided robust and dependable performance.

The Mercedes-Benz OM602 and OM603 engines were engineered for longevity, featuring robust construction, durable components, and well-proven mechanical designs. These engines are known for their high-quality materials and build, resulting in a reputation for withstanding high mileage and demanding conditions. Though not without their quirks, these diesel engines are favored by enthusiasts for their ruggedness and ability to be maintained and repaired even after many years of service. This service and repair manual, specifically designed for vehicles equipped with these engines, provides valuable information and step-by-step instructions for maintaining and troubleshooting these iconic powerplants. Whether you're a seasoned mechanic or a DIY enthusiast, this comprehensive guide will equip you with the knowledge and resources to keep your Mercedes-Benz running smoothly for years to come.