The Mercedes-Benz E-Class Owner's Bible is highly regarded for its technical insights and history, though some veteran owners find it better for "technical companionship" than as a step-by-step repair guide for deep engine work. Summary of Major Manual Differences Manual Type Price (Approx.) Factory (OEM) Deep engine/electrical work PDF / CD-ROM $30 - $100 eManualOnline Quick DIY repairs Digital PDF Haynes Basics (Brakes, oil) Physical Book ~$25 - $40 Bentley Enthusiast knowledge Physical Book
Sells a similar 1987 Mercedes 300D Service Repair Manual with over 70 sections and detailed part layouts. 3. Third-Party Physical Manuals (Haynes & Bentley) 1987 Mercedes 300d Repair Manual
Here is a look into the best manual options currently available for the '87 300D. 1. The "Gold Standard": Factory Service Manual (FSM) The Mercedes-Benz E-Class Owner's Bible is highly regarded
Great for beginners who want step-by-step photos. However, the W124 Haynes manual (often a UK import) is known for being a bit generalized because it covers too many different engine models at once. Third-Party Physical Manuals (Haynes & Bentley) Here is
The FSM is the original documentation used by Mercedes dealership technicians. For a car as over-engineered as the 300D, this is the only source that provides 100% accurate torque specs, vacuum diagrams, and hydraulic system layouts.
Historically sold as a multi-disc CD set, it is now often found as a digital library from specialists like Adsitco for around $99.