This comprehensive service and repair manual provides detailed instructions, diagrams, and illustrations for maintaining, servicing, diagnosing, and repairing your 1984 Mercedes W126 SEL. It covers all models and all repairs, from basic maintenance to complex engine diagnostics. This manual is the same one used by technicians at Mercedes dealerships, ensuring you have access to the most accurate and up-to-date information.

The manual includes step-by-step instructions and wiring schematics, making it easy to follow even for novice mechanics. You'll find information on a wide range of topics, including:

* **Maintenance:** Regular maintenance schedules, fluid changes, and inspections.
* **Engine:** Details on engine components, operation, troubleshooting, and repair.
* **Fuel System:** Fuel injection, fuel lines, fuel pumps, and fuel filters.
* **Emission Control:** Information on emissions systems and compliance.
* **Transmission:** Detailed instructions on automatic and manual transmissions, including repair and maintenance.
* **Drivetrain:** Information on axles, differentials, drive shafts, and suspension components.
* **Brakes:** Complete coverage of brake systems, including disc and drum brakes, ABS, and parking brakes.
* **Steering:** Details on steering systems, including power steering and steering components.
* **Electrical System:** Wiring diagrams, schematics, and troubleshooting guides for electrical components.
* **Climate Control:** Information on air conditioning, heating, and ventilation systems.
* **Body and Interior:** Details on body panels, interior components, and accessories.
* **Safety Systems:** Information on airbags, seatbelts, and other safety features.
* **And much more...**

This manual is the ultimate resource for anyone who wants to perform their own repairs or simply gain a better understanding of their 1984 Mercedes W126 SEL.

The 1984 Mercedes-Benz W126 SEL, a quintessential example of German engineering and luxury, represents a pinnacle of automotive design and craftsmanship. This iconic sedan, renowned for its elegant styling and opulent interior, was the flagship model of the W126 series, introduced in 1979. The SEL variant, distinguished by its extended wheelbase and heightened comfort, offered a luxurious experience befitting its elite status. Its defining features included a spacious cabin with premium leather upholstery, wood trim, and advanced features like air conditioning, power windows, and an optional sunroof. The W126 SEL's exterior, characterized by its sharp lines and refined curves, was sculpted with meticulous attention to detail, exemplifying a timeless design that has aged gracefully. Under its hood, the SEL boasted a range of powerful yet refined engines, including the iconic 5.0-liter V8, which delivered both potent acceleration and effortless cruising.

Beyond its opulent aesthetics, the 1984 W126 SEL was renowned for its robust construction and exceptional durability. The chassis, meticulously engineered with a focus on rigidity and stability, ensured a composed and confident ride, even in challenging conditions. Mercedes-Benz's unwavering commitment to safety was evident in the W126 SEL's extensive list of standard features, including anti-lock brakes (ABS), a driver's airbag, and crumple zones designed to absorb impact energy. This dedication to safety and engineering excellence made the W126 SEL a benchmark in its class, setting the standard for luxury sedans for years to come. The 1984 Mercedes-Benz W126 SEL stands as a testament to the marque's legacy of exceptional craftsmanship and enduring design, a timeless classic that continues to be admired and coveted by automotive enthusiasts worldwide.